Canon PC980 Service Manual

Canon PC980 - PC 980 B/W Laser Manual

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  • Canon PC980 | Service Manual - Page 1
    ... F13-8437 PC950 F13-8231 F13-8241 TVD00001- TZA00001- TVE00001- UAA00001- TVF00001PUF00001PUG00001- TVB00001PUD00001PUE00001PUH00001- PC960 F13-8434 PC980 F13-8232 TVG00001- TVH00001- TVC00001PC981 F13-8233 TVJ00001- AUG. 1999 COPYRIGHT ©...
  • Canon PC980 | Service Manual - Page 2
    ... INFORMATION CONTAINED HEREIN SHOULD BE DIRECTED TO THE COPIER SERVICE DEPARTMENT OF THE SALES COMPANY. THIS DOCUMENTATION ... © 1999 CANON INC. Printed in Japan Imprimé au Japon Use of this manual should ... by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC. 5-1, Hakusan 7-chome, Toride-...
  • Canon PC980 | Service Manual - Page 3
    INTRODUCTION This service manual has been prepared for the PC800/900 Series machines, providing basic... used for servicing the machines in the field so as to ensure their quality and performance. This service manual ... general circuit diagrams. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 4
    ...output of the DC controller PCB to the loads. The descriptions in this Service Manual are subject to change without notice .... All service persons are expected to have a good understanding of the contents of this Service Manual and .... ii COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 5
    • This service manual covers the models shown in the following table. Be sure to have a good understanding of the ... PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 TYA TZA UAA PUD PUE PUH TVB... the item in question is available. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 6
    iv COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 7
    CONTENTS CHAPTER 1 GENERAL DESCRIPTION I. II. FEATURES ...1-1 SPECIFICATIONS ...1-2 A. Copier ...1-2 B. ADF ...1-8 III. NAMES OF PARTS ...1-10 A. External View ...1-10 B. Cross Section ...1-13 IV. USING THE MACHINE ...A. Control Panel...V. ROUTINE MAINTENANCE BY...
  • Canon PC980 | Service Manual - Page 8
    ...16 G. Controlling the Side Blanking Mechanism ...4-21 DISASSEMBLY/ASSEMBLY ...4-22 A. Cartridge ...4-23 B. Transfer Charging Assembly ...4-25 C. Blank Exposure ...4-26 F....ASSEMBLY ...6-10 A. Fixing Assembly ...6-11 vi COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 9
    ... Copy Paper...9-9 III. MOVING THE MACHINE ...9-12 CHAPTER 10 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACED PARTS ...II. DURABLES AND CONSUMABLES ...III. ...with the Packaging Seal Removed ...10-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 10
    ... ...11-5 A. Mechanical ...11-5 B. ADF ...11-30 C. Electrical ...11-41 III. TROUBLESHOOTING IMAGE FAULTS ......A. Troubleshooting Malfunctions ...11-61 V. TROUBLESHOOTING FEEDING PROBLEMS ...11-75 A. Copy Paper Jam ...11.../OILS ...A-36 viii COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 11
    ...of the machine, instructions on how to operate the machine, and an outline of copying process. I. II. FEATURES ...1-1 SPECIFICATIONS ...1-2 A. Copier ...1-2 B. ADF ...1-8 III. NAMES OF PARTS ...1-10 A. External View ...1-10 B. Cross Section ...
  • Canon PC980 | Service Manual - Page 12
  • Canon PC980 | Service Manual - Page 13
    CHAPTER 1 GENERAL DESCRIPTION I. 1. FEATURES Personal Copier with a Zoom Function and a Fixed Copyboard • You can choose either a default enlargement/reduction... or less at maximum (1/100 to 1/1000 compared with existing Canon machines). SURF Fixing Assembly • The wait time is...
  • Canon PC980 | Service Manual - Page 14
    CHAPTER 1 GENERAL DESCRIPTION II. SPECIFICATIONS A. 1. Copier Type Item Descriptions Desk top Fixed ...) Slit (moving light source) Auto or manual Dry (toner projection) Cassette (1 pc.) Single-feeder (...Original orientation Table 1-202 1-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 15
    ...B5R), eco paper (80 g/m2; A4R) Manual Feeder: Plain paper (52 to 128 ...m2; A4R), postcard*3 Double-Sided/Overlay Copying*5: Plain paper (64 to 128 g/m2),...Copy paper type Cassette Multifeeder tray Copy tray Non-image width Auto ...off Table 1-203 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 16
    ... only to vertical feeding. Upon delivery, be sure to remove each from the copy tray. Be sure to remove any curling before feeding for a second time. If stopped because paper ran out during copying operation, 1 hr. 1-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 17
    ...25.4 kg*2/ 55.9 lb*2 Consumables Copy paper: Keep wrapped, and protect against humidity. Toner: Avoid direct sunlight, and store at 40°C/104°F, 85%... *1. *2. 250-sheet cassette type 500-sheet cassette type CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • Canon PC980 | Service Manual - Page 18
    ...) 1:1.000 1:0.707 3R1E (Inch-configuration) 1:1.000 1:0.707 1:0.786 1:0816 1:0.860 1:1.154 1:1.414 1:1.414 Direct Reduce I Reduce II Reduce III Reduce IV Enlarge I Enlarge II Table 1-205 1-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 19
    CHAPTER 1 GENERAL DESCRIPTION 6. Copying Speed Copying speed at Direct 13 Reproduction ratio ...LTRR MARJIN MAX Table 1-206 *1. The number of copies starting with the pickup operation that follows the delivery ...change for product improvement. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 20
    CHAPTER 1 GENERAL DESCRIPTION B. ADF Item Descriptions Auto pickup/delivery Face-down Center reference...in height) Single-sided original to single-sided copy Yes (in feeding direction) No Yes 446 ...Operating environment Table 1-207 1-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 21
    ... for binding. • Sheet with a carbon back. • Sheet with a cut-and-paste piece. • Sheet with curling, bending, or wrinkling. The specifications are subject to change for product improvement. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 1-9
  • Canon PC980 | Service Manual - Page 22
    ... III. NAMES OF PARTS A. 1. External View Copyboard Type [1] [2] [6] [3] [5] [4] [1] Copyboard cover [2] Static eliminator cleaner [3] Manual feed tray ... Copy density correction switch [6] Delivery guide plate Figure 1-302 1-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 23
    CHAPTER 1 GENERAL DESCRIPTION 2. ADF Type [1] [5] [2] [4] [3] [1] ADF [2] Manual feed tray [3] Right door [4] Cassette... cord connector [5] Open/close lever [6] Static eliminator [7] Copy density correction switch Figure 1-304 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 24
    CHAPTER 1 GENERAL DESCRIPTION 3. ADF [3] [4] [2] [1] [1] Original tray [2] Original delivery tray [3] Slide guide [4] Auxiliary tray Figure 1-305 1-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 25
    ...[13] [14] [15] [16] [17] [18] [19] [20] Cartridge No. 4 mirror No. 5 mirror Multifeeder tray Vertical path roller ... Fixing upper unit Fixing lower roller Cleaning roller Delivery roller Copy tray Single-feeder pickup roller COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 26
    CHAPTER 1 GENERAL DESCRIPTION 2. ADF [1] [2] [3] [4] [5] [6] [13] [12] [11] [10] [9] [8] [7] [1] [2] [3] [4] [5] [6] [7] Delivery roller Copy tray Pickup roller 2 Pickup roller 1 Copyboard tray Auxiliary tray Guide... 1-307 1-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 27
    ... adjusting lever Description Adjusts the density of copies manually. Indicates the selected copy density mode. Indicates the selected default ratio. Indicates the selected cassette/ manual feed tray.... on and off the power. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 28
    ... 1% increments. 13 Paper selection key*1 Selects the cassette/ manual feed tray. Selects a default reproduction ratio. Selects copying density mode. 14 Default ...equipped with a zoom function. 1-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 29
    ... ROUTINE MAINTENANCE BY THE USER Instruct the user to clean the following if images tend to be soiled or copy ...feeder cleaning mode while the machine is making copies or if an error exists. • The auto power-...cleaning mode is being executed. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 30
    ... 1-502 2. If Jams Occur Frequently a. Static Eliminator 1) Remove the static eliminator cleaner from the machine. Figure 1-503 (Copyboard type) 1-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 31
    CHAPTER 1 GENERAL DESCRIPTION Figure 1-504 (ADF type) 2) Pull the open/close lever to open the machine. 3) Using the static eliminator ...Figure 1-505 4) Close the machine as soon as you have finished cleaning. (Work briskly.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 32
    CHAPTER 1 GENERAL DESCRIPTION VI. IMAGE FORMATION A. Outline The construction of the machine is as follows: Scanning lamp Fixed focal point lens Copyboard glass ...charging roller Static eliminator Figure 1-601 1-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 33
    ...charging 2. Image exposure 7. Drum cleaning 3. Development 4. Transfer Manual feed Registration Delivery 6. Fixing 5. Separation Cassette : Flow of copy paper : Rotation... photosensitive drum Figure 1-602 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 34
  • Canon PC980 | Service Manual - Page 35
    ... between electrical and mechanical systems, and timing at which each associated part is turned on. Process speed 96 mm/sec I. BASIC OPERATIONS ...2-1 ... ...2-5 E. Inputs to and Outputs from the DC Controller ...2-7 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 36
  • Canon PC980 | Service Manual - Page 37
    ...BASIC OPERATION I. BASIC OPERATIONS A. Functional Construction The machine consists of four functional blocks: pickup/...drum Developing assembly Transfer/ separation Feeding Copy tray Fixing assembly/ delivery assembly ...system Figure 2-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 38
    ...which reads input signals from sensors and operating keys according to the instructions of the program stored in advance and sends signals used to ...switch Scanner cooling fan Sensor/ switch ADF ADF load Figure 2-102 2-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 39
    ... 2 BASIC OPERATION C. Basic Sequence of Operations • A4R, Direct, 2 Copies, Continuous, Cassette Power switch ON Copy Start key ON SCFW SCRV SCFW SCRV LSTR STBY STBY INTR AER Main ... position detection Figure 2-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 40
    ...(standby) Period • From when he power switch is turned on to when the Copy Start key is pressed. • From when LSTR ends ...main motor stops. Description Waits until the Copy Start key is pressed. INTR (initial ...rotation) Table 2-101 2-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 41
    ... Item Power supply Drive signal Moving/drive parts Description 24 VDC from the composite power supply. ... constant speed rotation control. Issues 'E010'. Control Error detection Table 2-102 +24V J205 -4 24V... drive PCB Figure 2-104 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 42
    ... have fluctuations, the MLOCK signal goes '1'. Related Error Code E010 While the main motor ... signal (MLOCK=0) to the DC controller circuit. c. Detecting an Error (E010) If the rotation of the main motor ... indicate 'E010' in the display. 2-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 43
    ... of the fixing heater increases, the voltage decreases. (analog signal) When the temperature of the scanner increases, the voltage decreases. (analog signal) J131-1 -2 TH2 Figure 2-105 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-7
  • Canon PC980 | Service Manual - Page 44
    ...J111-16 SW309 J62 J102-2 -3 -4 -5 DIG1 HEAT0 DIG1 HEAT1 The variation in the resistance of the fixing heater is corrected in three levels based on combinations of 2-bit signals. Figure 2-106 2-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 45
    ... DC controller PCB J201-2 NF1 -1 DS1 Door switch Noise filter Fixing heater J16 H1 FU2 J434 J207... supply +24V M1 Main motor Main motor driver PCB J103-6 MMD J104-1 MLOCK See p. 2-5....drive motor See p. 3-7. Figure 2-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 46
    ... FM1 -2 FM1D* When '0', the scanner cooling fan turns on. J106-1 Side blanking lamp (rear) SB_LP* When '0', the blanking lamp turns on. Side blanking lamp (front) +24V -2 Figure 2-108 2-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 47
    CHAPTER 2 BASIC OPERATION 5. Inputs to and Outputs from the ADF DC controller PCB J60 -8 -7 -6 -5 J114-1 -2...-8 REQ ACK See Chapter 8. To the ADF -4 -3 -2 -1 TXD RXD J24 To the ADF -4 -3 -2 -1 J202-1 +24V +5V +... PCB Figure 2-109 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 48
  • Canon PC980 | Service Manual - Page 49
    CHAPTER 3 EXPOSURE SYSTEM This chapter discusses the principles of operation used for the machine's lens drive unit and scanner drive unit. It also explains the ... Lens Drive Assembly ...3-31 C. Exposure System ...3-37 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 50
  • Canon PC980 | Service Manual - Page 51
    ... drive control Protective function Table 3-101 Copyboard glass Moves for enlargement/ reduction Enlarge Reduce Fixed focal point lens No. 4/5 mirror unit Photosensitive drum Figure 3-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-1
  • Canon PC980 | Service Manual - Page 52
    ...) than the drum peripheral speed. F' Direct F Optical length L1 F' Reduction F Optical length L2 F' Enlargement F Optical length Optical length: L1 < L2, L1 < L3 L3 Figure 3-102 3-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 53
    ... Lens home position detection signal(LHP) Reduction Enlargement Lens home position sensor (PS2) Lens unit Lens shift detecting shaft for side blanking lamp DC controller PCB Figure 3-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-3
  • Canon PC980 | Service Manual - Page 54
    ...-6 Scanner home position signal (SCHP) Scanner home position sensor (PS1) J101-1 Q109 Motor driver circuit DC controller PCB Figure 3-104 3-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 55
    ...3. Basic Sequence of Operations (scanner) Power switch Copy Start key ON ON STBY INTR SCFW SCRV ...forward movement distance of the scanner varies according to the length of copy paper and reproduction ratio. If the ...is detected, see p. 5-10. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 56
    CHAPTER 3 EXPOSURE SYSTEM 4. Controlling the Copying Speed The machine uses a halogen lamp for scanning, ... if its reading reaches 37.5°C or higher, the copying speed is reduced to 6 cpm. If this mechanism turns....5˚C or higher I II 3-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 57
    ...R399 (Q101) J110 SC-COM SC-COM A Microprocessor A* B B* (Q109) SC-A SC-A* Motor driver circuit Current switching signal 1 Current switching signal 2 Current switching signal 3 SC-B SC-B* M2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • Canon PC980 | Service Manual - Page 58
    ...SYSTEM b. Operations The microprocessor (Q101) mounted on the DC controller PCB receives instructions from the control panel PCB copying mode settings (e.g., reproduction ratio). In...not recover once it has blown. 3-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 59
    ...(FU1) Scanning lamp (LA1) Arcing circuit Activation detection signal LAMP_DETECT Rectifying circuit Activation detection circuit VR107 DC controller PCB Composite power supply PCB Figure 3-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-9
  • Canon PC980 | Service Manual - Page 60
    ... circuit turns on. The arcing circuit turns on. The scanning lamp turns on. When LAMP_ON is '1', The phase control circuit turns off. The arcing circuit turns off. The scanning lamp turns off. 3-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 61
    ...is not sent. If an error has been detected, the power switch will be turned off after indicating an error code for 2 sec. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-11
  • Canon PC980 | Service Manual - Page 62
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble .... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... indiscriminately. 3-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 63
    ... Glass.") 3) Remove the four screws [1], and detach the lens cover [2]. [1] [1] [2] Figure 3-301 4) Disconnect the connector (J110) [3] from the DC controller PCB. [3] Figure 3-302 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-13
  • Canon PC980 | Service Manual - Page 64
    CHAPTER 3 EXPOSURE SYSTEM 5) Open the machine's top unit farther, and hold it in position using ... mm in diameter) of a screwdriver. Figure 3-303 6) Remove the machine's two fixing screws [4] from the scanner/lens drive... Figure 3-304 3-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 65
    ... screwdriver), and close the top unit. 8) Remove the E-ring [6]; then, lift the cable drive pulley [7] slightly, and detach the scanner/lens drive motor [5]. [6] Lift. [5] [7] Figure 3-305 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-15
  • Canon PC980 | Service Manual - Page 66
    CHAPTER 3 EXPOSURE SYSTEM 2. Outline of the Scanner Drive Cable Wind 1.5 times. (black cable) Wind 7.5 times. (silver-colored cable) Figure 3-306 3-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 67
    ... 20 × 50 mm). 3) Remove the copyboard glass. (See Chapter 7.III.C.1."Removing the Copyboard Glass.") 4) Disconnect the connectors (J101, J131) [1] from the DC controller PCB. [1] Figure 3-308 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-17
  • Canon PC980 | Service Manual - Page 68
    CHAPTER 3 EXPOSURE SYSTEM 5) If the machine is equipped with an ADF, free the hook [2], and disconnect the two relay connectors [3] from the left upper stay [4]. [2] [3]...[5] [5] [4] Figure 3-310 3-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 69
    CHAPTER 3 EXPOSURE SYSTEM 7) Remove the four screws [6], and detach the lens cover [7]. [6] [6] [7] Figure 3-311 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-19
  • Canon PC980 | Service Manual - Page 70
    ...7.5 times with the longer end on top; then, secure it in position with a cable clip [3]. [1] Longer end Shorter end [2] Face with a marking Figure 3-312 [3] [1] [3] Top View Figure 3-313 3-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 71
    ... the cable drive pulley into the shaft, be sure that the hook is at the front. [5] Hook [1] (front) [4] Figure 3-314 3) Hook the shorter end [6] on the pulley [7]. [7] [6] Figure 3-315 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-21
  • Canon PC980 | Service Manual - Page 72
    ... the tip of the cable matches. [13] [6] [12] Figure 3-317 6) Lead the longer end [14] along the cable drive pulley, and hook it on the pulley [15] on the right front side. [14] [15] Figure 3-318 3-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 73
    ...the left side with adhesive tape [19]. Be sure that the secured end of the cable is found where the hole in the left side plate and the tip of the cable matches. [18] [19] [14] Figure 3-320 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-23
  • Canon PC980 | Service Manual - Page 74
    ... No. 1 mirror mount [7]; then, hook it on the pulley [8] of the No. 2/3 mirror mount, and lead it between the No. 1 mirror mount [7] and the scanning lamp [9]. [5] [8] [7] [9] Figure 3-323 3-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 75
    ... mirror mount [7], and hook it on the pulley [12] of the No. 2/3 mirror mount as shown; then, lead it between the No. 1 mirror mount [7] and the scanning lamp [9]. [12] [3] [9] [7] Figure 3-326 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-25
  • Canon PC980 | Service Manual - Page 76
    ...[3] [13] Figure 3-327 8) Free the shorter end [3] and the longer end [5] (reversing cable), and connect both with a spring [14]; then, fit the stopper [15]. [15] [5] [14] [3] Figure 3-328 3-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 77
    CHAPTER 3 EXPOSURE SYSTEM 9) Detach the pulley clip [16] from the cable drive pulley [1]. [1] [16] Figure 3-329 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-27
  • Canon PC980 | Service Manual - Page 78
    ... Mount 1) Fix the rear and the front of the No. 1 mirror mount [1] temporarily to the metal fixing [2] of the forwarding cable. [1] [2] Figure 3-330 (rear) [2] [1] Figure 3-331 (front) 3-28 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 79
    ...2) Turn the cable drive pulley [4] so that the three shafts [3] of the mirror positioning tool for rear and front is as shown. [3] [4] [3] Figure 3-332 (rear) [3] [3] Figure 3-333 (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-29
  • Canon PC980 | Service Manual - Page 80
    ... SYSTEM 3) While keeping the condition of step 2), tighten the positioning screw on the rear and front of the No. 1 mirror mount [1]. [1] Figure 3-334 (rear) [1] Figure 3-335 (front) 3-30 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 81
    ....") 3) Remove the main drive assembly. (See Chapter 7.III.D.2."Removing the Main Drive Assembly.") 4) Remove the four screws [1], and detach the lens cover [2]. [1] [1] [2] Figure 3-336 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-31
  • Canon PC980 | Service Manual - Page 82
    ... cable, be sure to refer to the marking made with a scriber. [3] Marking [4] Figure 3-337 6) Disengage the lever [5] of the No. 4/5 mirror mount and the gear [6]. [6] [5] Figure 3-338 3-32 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 83
    ... Figure 3-339 8) Holding the middle of the No. 1 mirror mount [9], move it to the center of the machine. Caution: Do not hold the reflecting plate. [9] Figure 3-340 9) Remove the spring [10]. [10] Figure 3-341 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 84
    ...) Free the lens cable [13] from the lens cable fixing plate [12]; then, detach the lens cable from the machine. [13] [12] Figure 3-343 3-34 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 85
    ...the tip of the lever [1] of the No. 4/5 mirror mount and the marking [3] on the top face of the cam gear [2] match; then, engage the lever [1] and the cam gear [2]. [2] [3] [1] Figure 3-345 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-35
  • Canon PC980 | Service Manual - Page 86
    ... the fixing screw [4] of the cam gear [2] and detach the cam gear; then, mount the cam gear once again so that the marking on it and the tip of the lever match. [4] [2] [1] Figure 3-346 3-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 87
    ...: Do not hold the reflecting plate. [1] Figure 3-347 4) Free the harness [3] from the guide [2]; then, remove the screw [4], and detach the reflecting plate [5]. [4] [5] [3] [2] Figure 3-348 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 88
    CHAPTER 3 EXPOSURE SYSTEM 5) While pushing the electrode mount [6] found at the rear of the machine in the direction of the arrow, detach the scanning lamp [7]. Caution: 1. Do ... wipe it. [6] [7] Figure 3-349 3-38 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 89
    ... scanning lamp, be sure to perform intensity adjustment (p. 11-42) and AE adjustment (p. 11-43). Logo mark (front) Scanning lamp (mirror mount moving in reverse) 45 (approx.) Figure 3-350 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-39
  • Canon PC980 | Service Manual - Page 90
    ... the thermal fuse, be sure that the thermal fuse is oriented as shown. Make sure that the fuse is in contact with the reflecting plate. Reflecting plate (front) Thermal fuse Figure 3-352 3-40 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 91
    ... 7.III.A.1. "Removing the Top Cover.") 2) Disconnect the connector (J131) [1] from the DC controller PCB; remove the screw [2], and detach the thermistor unit [3]. [3] [2] [1] Figure 3-353 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 3-41
  • Canon PC980 | Service Manual - Page 92
  • Canon PC980 | Service Manual - Page 93
    ... ...4-16 G. Controlling the Side Blanking Mechanism ...4-21 DISASSEMBLY/ASSEMBLY ...4-22 A. Cartridge ...4-23 B. Transfer Charging Assembly ...4-25 C. Blank Exposure ...4-26 F. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 94
  • Canon PC980 | Service Manual - Page 95
    ... level control Developing DC bias control Side blanking lamp Transfer roller bias control Developing/separation static eliminator bias control Density control Blanking control Table 4-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-1
  • Canon PC980 | Service Manual - Page 96
    ... AE sensor Side blanking lamp Developing cylinder Photosensitive drum Drum cartridge Primary charging roller Static eliminator Transfer roller Lamp regulator ... block Composite power supply PCB Figure 4-101 4-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 97
    ...Timing Chart for the Image Formation System Basic Sequence of Operations (Direct, 2 copies, continuous) Copy Start key ON STBY INTR Main motor (M1) Scanning lamp ....) -500V 0.6sec.(approx.) 3200V Figure 4-102 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 98
    ...photosensitive drum will be uniform. The level of the DC bias is switched between when forming copy images and when not forming copy images. Reference: DC component: AC component: -400 V (non-image area)/-...to 3000 Vpp (885µA) 4-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 99
    ...PDC_PWM Microprocessor (Q900) J203 -5 PR_DC_ON Composite power supply PCB Serial communication J103 -4 Microprocessor (Q101) DC controller PCB Figure 4-103 AC bias output signal PAC_OUT COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-5
  • Canon PC980 | Service Manual - Page 100
    ... signal and the primary charging bias ON signal (PR_DC_ON) from the DC controller PCB. When the Copy Start key is pressed, the DC bias ON signal (serial) and the ... to change the level of the DC/AC bias. 4-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU...
  • Canon PC980 | Service Manual - Page 101
    ... the DC Bias Level The machine switches the DC bias level between the copy image area (-625 V) .... (See Table 4-102.) Reference: The machine applies a DC bias over a non-copy image area (between sheets) so as to ... LSTR STBY Figure 4-104 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 102
    ... +24V T302 Transfer high-voltage transformer Transfer DC bias ON signal T_FW_ON High-voltage transformer control signal CLK32K DC controller PCB Composite power supply PCB Figure 4-105 4-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 103
    ... level at all times. Reference: The level of transfer bias applied to the transfer roller during a copying run is between -7.5 and -3.0 kV. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-9
  • Canon PC980 | Service Manual - Page 104
    ... Bias (cleaning bias) The machine uses a direct charging method, allowing toner to move from the photosensitive ... returning the toner from the roller to the drum: < Timing > • While initial rotation is executed after the Copy ... 4-106 4-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 105
    ...DC bias are applied to the developing cylinder while copies are being made. When the photosensitive drum rotates and ... lever, thereby preventing adhesion of excess toner on the photosensitive drum. Reference : Developing DC ... : 1200Vpp ± 10% COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 106
    ... supply PCB Serial communication J103 -3 -2 Microprocessor (Q101) Copy density correction signal Density correction switch (...controller PCB AE sensor PCB Control panel CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...) AE signal 4-12 COPYRIGHT © 1999 CANON INC. Copy density setting signal Figure 4-...
  • Canon PC980 | Service Manual - Page 107
    ...(DV_AC_ON) to the composite power supply PCB a specific period of time after copy paper has moved past the registration sensor. The microprocessor (Q900) ... the static eliminator (static eliminator bias, about 3.2 kV). COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 108
    ... of the developing bias so as to control the copy density: • Setting of the density adjusting lever (in manual adjustment mode) • Output of ... how the density adjusting lever is set during manual density adjustment. 4-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 109
    ... bias DC component (V) AE Mode Developing bias DC component (V) Manual Density Mode Figure 4-109 (SW101) Figure 4-110 (SW101) Copy density adjusting lever 0 ...-SW101) Figure 4-112 (Non-SW101) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 110
    ...FORMATION SYSTEM F. 1. Measuring the Density of Originals Outline The machine is equipped with an auto density adjustment (AE)... bias. The AE mechanism enables production of copies free of fogging as long as the original is more... 4-113 4-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 111
    ...Middle of original 37.7mm (approx.) : Area read by AE sensor Figure 4-114 Copy Start key ON STBY INTR AER SCFW SCRV SCFW SCRV LSTR STBY Main motor ...) Scanning lamp (LA1) AE signal (AE) Figure 4-115 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON...
  • Canon PC980 | Service Manual - Page 112
    ...lamp. • Set the density correction switch (SW101) to the middle setting. If the machine is not equipped with a density correction switch, set the density adjusting lever ...or the like. J104 J103 Figure 4-116 4-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 113
    .... VR103 Figure 4-117 5) Place a newspaper on the copyboard, and close the copyboard cover. 6) Turn VR102 so that the reading in the indicator is from 'A3' to 'Ad'. VR102 Figure 4-118 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-19
  • Canon PC980 | Service Manual - Page 114
    ... the copyboard; in its place, place five blank sheets of copy paper, and close the copyboard cover. 8) ...5) and make adjustments once again. 10) Make a copy, and check to make sure that it is free of fogging ... SW101 Figure 4-120 4-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 115
    ... rear used to prevent adhesion of excess toner when making reduced copies. 2. Operations To blank out the ...Reflecting plate Figure 4-121   ,  COPYRIGHT © 1999 CANON INC. A B Photosensitive drum Non-image ... lamp in Reduce mode    , B A Figure 4-122 CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 116
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble .... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... indiscriminately. 4-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 117
    CHAPTER 4 IMAGE FORMATION SYSTEM A. 1. Cartridge Outline The machine's photosensitive drum, primary charging... is closed. b. Light-Blocking Shutter When the cartridge is removed from the machine, light makes its way through... drum from light. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 118
    ... the photosensitive drum. 1) Open the machine's top unit, and take out the cartridge. 2) Turn over the ... 3) Clean the drum surface with a flannel cloth coated with toner. Caution: 1. If you need to rotate the drum,... to 30000 lux. 4-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 119
    ...B. 1. Transfer Charging Assembly Removing the Transfer Charging Roller 1) Open the machine's top unit. 2) Remove the screw [1]. 3) While freeing the claw [2] ...surface is free of dirt. [2] [3] [2] [1] Figure 4-202 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 120
    ... Exposure Removing the Blanking Exposure Unit Set the machine to the maximum ratio (141%) as follows: • Turn on...7.III.A.2."Removing the Front Lower Cover.") Remove the cartridge. Remove the DC controller PCB. (See Chapter...Figure 4-203 4-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 121
    CHAPTER 4 IMAGE FORMATION SYSTEM 7) Open the machine's top unit farther, and hold it in place using the handle of a screwdriver (... at the farthest left (141% position). Lamp PCBs Figure 4-206 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 4-27
  • Canon PC980 | Service Manual - Page 122
  • Canon PC980 | Service Manual - Page 123
    ...5 PICK-UP/FEEDING SYSTEM This chapter explains the principles used from when copy paper is picked up to when a copy is delivered in view of the functions of electrical and mechanical units and in relation to their timing ... 5-33 5-34 5-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 124
  • Canon PC980 | Service Manual - Page 125
    ... source of paper. From the cassette, multifeeder, or single-feeder, copy paper is picked up and is controlled by ... feeding, and fixing assemblies to reach the copy tray. The machine is equipped with four sensors used to... Remarks Table 5-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 126
    ...Delivery roller Photosensitive drum Registration roller PS3 Copy tray Fixing assembly Cassette Static eliminator... roller Singlefeeder pickup roller PS5 PS3 Copy tray Fixing assembly Cassette Static eliminator...(Single-feeder type) 5-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 127
    .../FEEDING SYSTEM B. 1. Controlling the Pickup Roller Outline The machine has three types of pickup rollers, ...roller. When the cassette pickup roller starts to rotate, copy paper is picked up from the cassette and ...103 (Multifeeder type) 5-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 128
    ... the pickup roller gear to engage. M1 Arm SL1 Cassette pickup rollers Pickup clutch SL5 Copy paper Figure 5-104 (Single-feeder type) 5-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 129
    ...detect copy paper after re-pickup, the machine will assume the absence of copy paper and will indicate " ...control panel. (This mechanism substitutes a paper detecting mechanism.) Copy Start key ON STBY INTR SCFW SCRV ... turns on. Figure 5-105 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 130
    ... drive signal (PUSLD*) M1 Paper guide plate SL1 SL4 Cam gear Copy paper Multifeeder pickup roller Spring clutch Control ring Cam...), causing the paper guide plate to move up and down. Figure 5-106 5-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 131
    ...SL1) and the single-feeder paper sensor (PS5). When copy paper is inserted into the single-feeder, the ... the single-feeder pickup roller starts to rotate, copy paper is picked up from the signal feeder and is...Pickup clutch Figure 5-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 132
    ...UP/FEEDING SYSTEM 6. Controlling the Copying Speed in Multifeeder Mode The machine does not possess ..., the temperature of the ends of the fixing assembly increases when copies are made continuously on paper narrower than .... Figure 5-108 5-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 133
    ... main motor will reach the registration roller to move the copy paper to the photosensitive drum. Spring clutch Control ... M1 Registration roller Paper detecting lever Copy paper Claw SL2 Registration clutch solenoid ... PCB Figure 5-109 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 134
    ... Pickup/Feeding Timing Chart Pickup from the Cassette (A4, 2 copies) Copy Start key ON STBY INTR SCFW SCRV....) Figure 5-110 b. Pickup from the Single-feeder (A4, 1 copy) Copy paper in ON STBY INTR SCFW SCRV ...Reverse Figure 5-111 5-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 135
    ...) Delivery sensor (PS3) Scanner I : Varied by value under '30' of service mode (registration adjustment). II : Used for measuring the length of copy paper. length of ....) 0.7sec (approx.) Forward Reverse COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 136
    ... in the microprocessor. The machine is not equipped with a function which remembers the remaining number of copies to make ...; if any of its sensors detects copy paper at power-on, the machine will identify the condition as a jam.... type) 5-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 137
    ... as the absence of paper; the machine will stop the main motor in about 1.5 sec, and indicate the Add Paper message. If the pre-registration roller paper sensor detects copy paper during this ... Figure 5-116 (no paper) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 138
    ...of time. In responce, the machine will stop the main motor in about 1.5 sec, and indicate the Add Paper message. Copy Start key ON STBY INTR SCFW P indication Cassette...No paper 1.5sec Figure 5-118 5-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 139
    ... roller sensor within a specific period of time, the machine will identify the condition as a single feed pickup ... period of time because of faulty feeding, the machine will identify the condition as a vertical path stationary ... Figure 5-120 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 140
    ... sensor within a specific period of time, the machine will identify the condition as a registration paper delay ... period of time because of feeding faults, the machine will identify the condition as a registration paper stationary... 5-122 5-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 141
    ...specific period of time because of feeding faults, the machine will identify the condition as a delivery delay jam,... period of time because of feeding faults, the machine will identify the condition as a delivery stationary jam,... Figure 5-124 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 142
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble .... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... indiscriminately. 5-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 143
    ...lower cover. (See Chapter 7.III.A.2."Removing the Front Lower Cover.") 3) Open the machines' top unit farther, and hold it in place with the handle..., detach the feeding assembly cover [3]. [1] [3] [2] Figure 5-202 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 144
    ...direction of the arrow, turn the gear [5] slightly in the direction of the arrow to disengage the guide plate [4] and the gear [6]. [5] [6] [4] Figure 5-203 6) While pulling the .... [7] [9] [8] Figure 5-204 5-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 145
    ...the power switch; then, select the multifeeder, and press the Copy Start key. 2) When the pickup gear unit has moved ... the power switch. 3) Mount the multifeeder; then, make a copy using the multifeeder. Pickup gear unit Figure 5-206 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 146
    ... the registration roller unit. (See E.1."Removing the Registration Roller Unit.") 3) Open the machine's top unit, and hold it in place using the handle of a screwdriver (... unit [3]. [1] [2] [3] Figure 5-208 5-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 147
    ... of the gear unit [6], and detach the clutch unit [8]. [6] [7] [8] Figure 5-210 7) Remove the E-ring [9] and the washer [10], and detach the pickup clutch [11]. [11] [10] [9] Figure 5-211 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-23
  • Canon PC980 | Service Manual - Page 148
    ...Remove the registration roller unit. (See E.1."Removing the Registration Roller Unit.") 3) Open the machine's top unit farther, and hold it in place with the handle... unit [3]. [1] [2] [3] Figure 5-213 5-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • Canon PC980 | Service Manual - Page 149
    ... SYSTEM 5) While freeing the two claws [4], remove the pickup clutch unit [5]. [4] [5] [4] Figure 5-214 6) Remove the E-ring [6], and detach the pickup clutch [7]. [7] [6] Figure 5-215 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-25
  • Canon PC980 | Service Manual - Page 150
    ...front lower cover. (See Chapter 7.III.A.2."Removing the Front Lower Cover.") 2) Open the machine's top unit farther, and hold it using the handle of a ... assembly cover [3]. [1] [3] [2] Figure 5-217 5-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU...
  • Canon PC980 | Service Manual - Page 151
    CHAPTER 5 PICK-UP/FEEDING SYSTEM 4) While lifting the sensor lever [4], remove the vertical path roller [5]. [5] [4] Figure 5-218 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-27
  • Canon PC980 | Service Manual - Page 152
    ... power switch; then, select the multifeeder, and press the Copy Start key. 2) When the pickup gear unit has ... power switch. 3) Mount the multifeeder unit; then, make a copy using the multifeeder. Pickup gear unit Figure 5-220 5-28 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 153
    ...[1] [1] [3] Figure 5-221 3) Remove the multifeeder pickup roller unit [4]. [4] Figure 5-222 4) While freeing the claw [5], detach the multifeeder pickup roller [6]. [6] [5] Figure 5-223 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-29
  • Canon PC980 | Service Manual - Page 154
    ... "Removing the Multifeeder Pickup Roller.") 2) Remove the multifeeder tray. 3) Slide the side guide [1] to the inside about 3 cm, and free the two claws [2]; then, detach the... inside. [5] [4] [5] Figure 5-225 5-30 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 155
    ... Figure 5-227 3) Remove the single-feeder pickup roller assembly [4] together with the paper guide plate [3]. [3] [4] Figure 5-228 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-...
  • Canon PC980 | Service Manual - Page 156
    CHAPTER 5 PICK-UP/FEEDING SYSTEM 4) Free the claw [5] of the paper guide plate [3], and remove the single-feeder pickup roller [6]. [6] [5] [3] Figure 5-229 5-32 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 157
    ... SYSTEM D. Feeding Assembly [2] 1. Detaching the Feed Belt 1) Open the machine's top unit. 2) Push down the stopper [1], and remove ... the feed belt [5]. [3] [4] [5] [5] [3] [4] [3] [3] [4] [3] [4] [3] [5] Figure 5-231 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 158
    ... SYSTEM E. 1. Registration Roller Assembly Removing the Registration Roller Unit 1) Open the machine's top unit. 2) Remove the spring [1] (front, rear). [1] [1] Figure ...unit [3]. [2] [3] [2] Figure 5-233 5-34 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 159
    ... Figure 5-235 4) Remove the E-ring [5], and detach the registration roller clutch [6]. Caution: The clutch has a pin. Take care not to lose it when removing the clutch. [5] [6] Figure 5-236 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-35
  • Canon PC980 | Service Manual - Page 160
    ... side plate [2] and the four gears [3]. [3] [3] [2] [1] Figure 5-237 3) Remove the screw [4], and free the two hooks [5]; then, detach the sensor holder [6]. [5] [6] [4] Figure 5-238 5-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 161
    ... Remove the two bushings [7]. [7] Figure 5-239 5) While shifting the delivery lower guide [8] toward the rear, detach the delivery roller [9]. [8] [9] Figure 5-240 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 162
  • Canon PC980 | Service Manual - Page 163
    CHAPTER 6 FIXING SYSTEM This chapter explains the principles used to fuse toner images to transfer medium in view of the functions of electrical and mechanical units and in.../ASSEMBLY ...6-10 A. Fixing Assembly ...6-11 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 164
  • Canon PC980 | Service Manual - Page 165
    ... detected overheating. Fault in fixing power control. The fixing temperature has dropped abnormally. Error code Table 6-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6-1
  • Canon PC980 | Service Manual - Page 166
    ... thermistor signal (TH1) Fixing film Fixing thermistor (TH1) Thermal fuse 2 (FU2) M1 Fixing heater (H1) Fixing lower roller Cleaning roller Composite power supply PCB Main motor Figure 6-102 6-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 167
    ... thermistor TH1 Timer circuit HEAT_ERR* Fixing heater error signal Fixing heater high temperature error detection circuit Fixing heater OFF signal HEAT_PWM Fixing heater duty signal ... controller PCB Figure 6-103 6-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 168
    ... the thermistor TH1) and the temperatures to which the fixing heater is controlled according to the number of copies made in continuous mode. 6-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 169
    CHAPTER 6 FIXING SYSTEM 1 Heater temperature when the Copy Start key is pressed Less than 100°C Number ... 190 1 10 30 40 1 11 21 Number of Copies in Continuous Copying Mode after a Press on the Copy Start Key Figure 6-104 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 170
    ... if left alone, will not enable correct control of the fixing heater. The machine makes correction in relation to the selected level of resistance (from three ...change the combination of jumper wires. Figure 6-106 6-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 171
    ...because of the increased sheet-to-sheet distance. To prevent possible problems, power to the fixing heater is stopped between sheets when the copying speed is controlled to ... Reverse Heater OFF Figure 6-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 172
    ... the timer circuit and, at the same time, indicate an error code (E000 through E003). In response, ... again and turn off the power. Related Error Code E000 • The temperature detected by the thermistor (... copying operation. 6-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 173
    ... b. Thermal Fuse (FU2) If the temperature around the thermal fuse exceeds 228°C and remains so for a specific period of time, the thermal fuse will blow to cut the power to the fixing heater. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6-9
  • Canon PC980 | Service Manual - Page 174
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble .... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... indiscriminately. 6-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 175
    .... Do not touch it or subject it to dust. 2. The machine does not have a mechanism used .... [1] [2] [5] [4] [3] [1] Fixing heater [2] Fixing film [3] Inlet guide [4] Fixing lower roller [5] Cleaning roller... [3]. [1] [2] [3] Figure 6-202 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 176
    ... [4] Figure 6-203 4) Remove the two screws [6], and disconnect the connector [7]; then, detach the fixing assembly [8] by turning it in the direction of the arrow. [6] [8] [7] Figure 6-204 6-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 177
    ... [4] from the side plate, and remove the fixing upper unit [5]. Caution: Do not disassemble the fixing film and the fixing heater. They cannot be replaced on their own. [5] [4] Figure 6-206 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 6-13
  • Canon PC980 | Service Manual - Page 178
    ... 4. Removing the Cleaning Roller 1) Remove the fixing lower roller. (See 3. "Removing the Fixing Lower Roller.") 2) Remove the cleaning roller [1] together with the bushing. [1] Figure 6-208 6-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 179
    .../AUXILIARY MECHANISMS This chapter shows the machine's external parts, and explains the principles used ... System ...7-3 B. Power Supply Circuit ...7-4 C. Detecting an Error on the Composite Power Supply PCB ...7-6 D. Protecting... System ...7-21 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 180
  • Canon PC980 | Service Manual - Page 181
    CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS I. FANS The machine is equipped with two fans serving to discharge ozone or cool its inside. The heat ... motor is rotating. Heat exhausting fan FM1 Figure 7-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 182
    ...the reading by the thermistor is 37.5°C or higher and the copying speed reaches 6 cpm, the fan starts to ... fan Scanner Forward Reverse I I: If 6-cpm copying speed control is executed starting with the first copy... rotate. Figure 7-102 7-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 183
    ...Relay RL601 T600 +5V Microprocessor (Q900) To ADF +5V +24VR +5V +24VU Control ...M2) Scanner cooling fan Blanking lamp Noise filter circuit Composite power supply... +24VU Main motor/ main motor driver PCB M1 Fixing heater control... Figure 7-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 184
    ...'s power switch is a soft switch, and the machine is equipped with an auxiliary power supply used ... the power switch is on, the machine indicates 'E0' on the control panel to indicate that an error related to the fixing ... are -15%, +10%. 7-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 185
    ... supply +5V +24VR +24VU FU102 Auxiliary power supply +5V Main transformer T101 Power switch SW309 Microprocessor (Q900) + C123 Control panel DC controller PCB Power supply Figure 7-202 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-5
  • Canon PC980 | Service Manual - Page 186
    ... EXTERNALS/AUXILIARY MECHANISMS C. Detecting an Error on the Composite Power Supply PCB The machine's composite power ...output has stopped, it may be reset by opening the machine's top unit, correcting the load, and ... the fuse (FU102). 7-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 187
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble.... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... screws indiscriminately. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 188
    CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS A. External Covers [1] For instructions on how to remove the ADF, see Chapter 8. [2] [3] [4] [7] [6] [5] [1] [2] [3] [4] Copyboard cover Top cover ... Figure 7-301 (Copyboard type) 7-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 189
    ... [6] Front upper cover [7] Left cover Figure 7-302 (ADF type) Note: Remove the covers as necessary when cleaning, inspecting, or repairing the inside of the machine. Those covers ...[3] Multifeeder unit Figure 7-303 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 190
    CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 1. Removing the Top Cover 1) Remove the copyboard cover or the ADF. 2) Open the machine's top unit. 3) Remove the two screws [1], and ... [4] [3] Figure 7-305 7-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 191
    ... and free the four claws [6]; then, detach the rear cover [7]. [7] [6] [5] Figure 7-306 6) Remove the screw [8], and detach the copyboard cover foot retainer [9]. [8] [9] Figure 7-307 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-11
  • Canon PC980 | Service Manual - Page 192
    CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 7) Free the two claw [10]; then lift the top cover [11] to detach. [10] [10] [11] Figure 7-308 7-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 193
    ... and detach the multifeeder unit [2] (or the singlefeeder unit). [1] [2] [1] Figure 7-309 3) Open the machine's top unit. 4) Remove the two screws [3], and detach the ... from the DC controller. [3] [4] [3] Figure 7-310 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 194
    ... two screws [5] from the screw plate found at the bottom of the machine. [5] Figure 7-311 6) While freeing the five ...select the multifeeder as the source of paper, and press the Copy Start key. 2) When the pickup gear unit ...Pickup gear unit COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 195
    ..., detach the control panel [7]. [6] [4] Move to the right Lighter Darker Auto Exposure Manual Exposure Photo Timer Saver [3] [7] [5] Figure 7-315 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 196
    ...Top Cover.") 2) Close the machine's top unit. 3) Remove the two screws [1], and detach the two support plates ... sure that the grounding plate is on the side of its top edge. (ADF type only) Copyboard glass Grounding plate Figure 7-317 7-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 197
    ... Motor/Main Drive Assembly 1. Removing the Main Motor Unit 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2. "Removing the ... 7-318 4) Remove the insulating sheet [3]. [3] Figure 7-319 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 198
    ... unit [6]. [5] Caution: When installing the main motor unit, be sure to attach the fan belt. After attaching the fan belt, make sure that the belt is free of twists. [6] [5] Figure 7-321 7-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 199
    ... EXTERNALS/AUXILIARY MECHANISMS 2. Removing the Main Drive Assembly 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2. "Removing ... 4) Remove the insulating sheet [3]. [3] Figure 7-323 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 200
    ... [6]. Caution: When installing the main drive assembly, be sure to attach the fan belt. After attaching the fan belt, make sure that the belt is free of twists. [6] [5] [5] Figure 7-325 7-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 201
    ... MECHANISMS E. Electrical System 1. Removing the DC Controller PCB 1) Open the machine's top unit. 2) Remove the screw [1], and detach the front upper ...detach the DC controller PCB [5]. [3] [4] [5] [4] [4] Figure 7-327 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 202
    ... MECHANISMS 2. Removing the Composite Power Supply PCB 1) Remove the copyboard cover or the ADF. 2) Remove the left cover and the rear cover. 3) Remove the screw ... assembly. [3] [3] [3] [4] Figure 7-329 7-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 203
    CHAPTER 7 EXTERNALS/AUXILIARY MECHANISMS 5) Remove the seven screws [5], and free the five claws [6]; then, detach the composite power supply PCB [7]. [6] [5] [5] [7] [5] Figure 7-330 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 7-23
  • Canon PC980 | Service Manual - Page 204
    ... Power Supply PCB 1) Some capacitors on the composite power supply hold charges when the machine's power supply is off. Take extra care never to short the terminals...or cracking of the board. Figure 7-331 7-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • Canon PC980 | Service Manual - Page 205
    ... .. I. Detecting Original Jams ...J. Power Supply ...DISASSEMBLY/ASSEMBLY ...A. Removing the ADF ...B. External Covers ...C. Drive System ...D. Feeding System ...E. Electrical System ... ...8-18 8-19 8-21 8-23 8-26 8-33 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 206
  • Canon PC980 | Service Manual - Page 207
    ... them through the copyboard, and delivers them. See Figure 8-101 for an outline of the feeding route. Original tray ADF Copier Figure 8-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-1...
  • Canon PC980 | Service Manual - Page 208
    ...the motor at such times as programmed in advance. The copying modes selected on the copier are communicated to the ADF in serial, and the ADF ...24V 5V Serial communication Composite power supply PCB Copier Figure 8-102 8-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 209
    ...M1 See p. 8-15. Pickup motor J3-6 M2 -7 See p. 8-14. J114 J202 J2 Serial communication Copier *Negative logic. Figure 8-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-3
  • Canon PC980 | Service Manual - Page 210
    ... move, stop, and deliver originals. Further, the ADF is equipped with three sensors for monitoring the movement of ... designed to accommodate one-sided original copying mode only. ADF controller PCB Registration paper... PI3 Figure 8-104 8-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 211
    ... ADF 2. One-Sided Original Mode The ADF picks up originals stacked on the original tray starting... picks up an original, it places it on the copyboard glass for copying, moves it away from the copyboard glass, and ... Delivering Figure 8-105 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 212
    ... away from the sensor. Original Original tray Detecting lever PI3 ADF controller PCB Figure 8-106 8-6 COPYRIGHT © 1999 CANON INC. Original detection signal (PDP3) CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 213
    ...used to identify the length of the original, if any. The ADF controller computes the length of the original based ... sensor (PI2). Using the result of the computation, the ADF controller determines whether the size of the original... Table 8-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 214
    CHAPTER 8 ADF E. 1. Pickup Operation Operation When an original is placed on the original tray and the Copy Start ... PI3 Original tray Paper guide Figure 8-108 2 Pickup Separation When the Copy Start key is ... roller Figure 8-109 8-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 215
    CHAPTER 8 ADF 3 Arching The first original is butted against the registration roller so that it arches. Arching 1st original Registration ...belt Figure 8-111 2nd original PI3 Original tray Paper guide Figure 8-112 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 216
    CHAPTER 8 ADF 5 Feeding 2 The feeding belt is moved counterclockwise so that the first original is stopped at a specific location on the copyboard.... 1st original Scanner 2nd original Figure 8-114 8-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU...
  • Canon PC980 | Service Manual - Page 217
    CHAPTER 8 ADF 2. Sequence of Pickup Operations (A4/LTR, 2 originals) Original set Copy Start key... 3. Sequence of Operations (LGL, 2 originals) Original set Copy Start key ON Preparing for pickup Picking up /... 15mm farther Figure 8-116 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 218
    ...ADF F. 1. Delivery Operations The ADF operates as follows to deliver originals from the copyboard glass: 1 Delivery Feeding ...original Figure 8-117 2 Delivering to the Delivery Tray The ADF switches the belt motor to low speed ... 8-118 8-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 219
    CHAPTER 8 ADF 2. Sequence of Operations (A4/LTR, 2 originals) Original set Copy Start key ON ... 1st original, picking up/separating 2nd original Copying Delivering Pickup motor (M2) Belt motor (M1) ... low-speed rotation Figure 8-120 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 220
    ... pickup faults. Any pickup fault causes the ADF controller to flash the JAM indicator on the copier and stop the pickup motor at the same time. ADF controller PCB +24V Pickup... (free) Table 8-102 8-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 221
    ...control stepping motor. The CPU (Q1) on the ADF controller PCB sends control pulse signals (A, A*, B, B*) to the motor driver (Q4). In response, the ... CPU A MA Q4 Motor M1 MA* MB A* driver B B* MB* Figure 8-122 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 222
    ...originals are checked at such times as programmed in the CPU on the ADF controller PCB; a jam is identified in relation ...off after feeding the original for about 500 mm. The ADF is opened while in operation. When delivery starts,... 8-103 8-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 223
    ... (PI1) Fuse resistor J1-3 (R1) Registration sensor (PI2) Logic Original placement sensor (PI3) Copier ADF controller PCB Figure 8-124 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 224
    ...power plug for safety. 2. Unless otherwise instructed, assemble the parts by reversing the steps used to disassemble .... 6. As a rule, do not operate the machine with any of its part removed. 7. A few of the screws used... indiscriminately. 8-18 COPYRIGHT © 1999 CANON INC. CANON PC800S/900S REV.0 AUG...
  • Canon PC980 | Service Manual - Page 225
    CHAPTER 8 ADF A. Removing the ADF 1) Open the machine's top unit. 2) Free the two claws [1],...detach the rear cover [5]. [5] [4] [3] Figure 8-202 4) Close the machine's top unit. 5) Remove the two screws ...plate [7]. [6] [7] Figure 8-203 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 226
    ... bush [10]. [10] [8] [9] [8] Figure 8-204 7) Remove the two lockpin [11], and remove the ADF from the copier. [11] [11] Figure 8-205 8-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 227
    ...206 Remove the covers as follows when cleaning, checking, or repairing the inside of the machine: 1) Remove the ADF from the copier. (See "A. Removing the ADF.") 2) Remove the feeding roller [1] from the bushing [2]. [1] [2] [1] [2] Figure 8-207 COPYRIGHT © 1999 CANON INC. CANON ...
  • Canon PC980 | Service Manual - Page 228
    CHAPTER 8 ADF 3) Remove the six screws [3], and separate the lower cover [4] from the upper cover [5]. [3] [3] [4] [3] [5] Figure 8-208...and remove the lower cover [4]. [4] [6] Figure 8-209 8-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON...
  • Canon PC980 | Service Manual - Page 229
    CHAPTER 8 ADF C. Drive System 1. Drive Unit 1) Remove the lower cover. (See "B. External Covers.") 2) Remove the screw [1] and ... Remove the E-ring [4], and remove the bearing [5]. [5] [4] Figure 8-211 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 230
    CHAPTER 8 ADF 4) Remove the timing belt [6], and remove the feeding belt roller [7] by shifting it in the direction of the arrow. [6] [7] Figure... and the bushing [11]. [11] [10] Figure 8-214 8-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 231
    CHAPTER 8 ADF 7) Disconnect the two connectors [12], and remove the five screws [13]; then, remove the drive unit [14]. [13] [14] [13] [12] Figure 8-215 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-25
  • Canon PC980 | Service Manual - Page 232
    CHAPTER 8 ADF D. Feeding System [1] 1. Pickup Roller 1) Remove the drive unit [1]. (See "C.1. Drive Unit.") Figure 8-216 2) Remove the E-ring ... 3) Remove the stop ring [5]. [5] Figure 8-218 8-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 233
    CHAPTER 8 ADF 4) Remove the two straight pins [6], and remove the pickup roller 2 [8] while moving the cover [7] in the direction of the arrow. [7] [8] [6] [6] Figure 8-219 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-27
  • Canon PC980 | Service Manual - Page 234
    CHAPTER 8 ADF 2. Registration Roller 1) Remove the lower cover. (See "B. External Covers.") 2) Remove the link arm [1] from the registration roller ... roller shaft [2] slowly. [2] [3] Figure 8-221 8-28 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 235
    CHAPTER 8 ADF 3. Feeding Belt 1) Remove the lower cover. (See "B. External Covers.") 2) Remove the two tension springs [1]. [1] Figure 8-... moving it in the direction of the arrow. [4] [5] Figure 8-224 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 236
    CHAPTER 8 ADF 5) Remove the two equalizer spring [6] and the two feeding belt rolls [7]. [6] [7] [6] [7] Figure 8-225 6) Remove the ... then, remove the bushing [11]. [10] [11] Figure 8-227 8-30 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 237
    CHAPTER 8 ADF 8) Remove the screw [12], and remove the grounding wire [13]; then, remove the delivery roller unit [14] by moving it in the ... [20]. [20] [17] [20] [19] [17] [18] Figure 8-230 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-31
  • Canon PC980 | Service Manual - Page 238
    CHAPTER 8 ADF 11) Pull out the actuator [21] in the direction of the arrow; then, remove the feeding belt link roller [22], and remove the feeding belt [23]. [23] [21] [22] Figure 8-231 8-32 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 239
    ...ADF E. Electrical System 1. ADF Controller PCB 1) Remove the lower cover. (See "B. External Covers.")...and remove the two screws [2]; then, remove the ADF controller PCB [3]. [1] [3] [2] [2] [1] Figure 8-232 2. Original ... Figure 8-233 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 240
  • Canon PC980 | Service Manual - Page 241
    CHAPTER 9 INSTALLATION I. II. SELECTING A SITE ...9-1 UNPACKING AND INSTALLATION ...9-2 A. Unpacking and Installation ...9-2 B. Placing Copy Paper...9-9 III. MOVING THE MACHINE ...9-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 242
  • Canon PC980 | Service Manual - Page 243
    ...when selecting a site for installation; if possible, visit the user's before delivery of the machine: • The site offers a power outlet whose rating ... space for work involving the machine. 10cm min. 10cm min. Figure 9-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 244
    ...Copy tray Power cord ADF auxiliary tray (ADF type only) User's Manual Manual feed tray (for some areas only) Language label for cassette (... be storing the shipping attachment [1] inside the machine in step 9. 9-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 245
    ...(Multifeeder type only) Caution: This applies only if the manual feed tray comes packaged with the machine. Manual feed tray COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 9-3
  • Canon PC980 | Service Manual - Page 246
    ... fond on the machine, go to the next step. Checks and remarks Protective sheet Open the ADF, ... protective members. (ADF type only) Caution: You will need this protective member when relocating the machine. ... lever Protective member 9-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 247
    ...10 Hold the tab of the cartridge, and take it out of the machine. 11 Holding the cartridge with the warning label facing up, shake it several times in both directions (90°). COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 248
    ... Checks and remarks 13 Hold the cartridge with the waning label facing up, and insert it into the machine with care until it stops. ...the original tray. Caution: This step applies to the ADF type only. Original tray 9-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 249
    ...9 INSTALLATION Step 16 Work While bending the ADF auxiliary tray in the direction of arrows in the figure, ... edge of the original tray. Caution: This step applies to the ADF type only. Checks and remarks Holes... indicate the correct ratio. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 250
    ...cassette. (For how, see B. "Placing Copy Paper.") All notations on the label attached to the ADF is in English. If ...among those that come with the machine and stick it. Caution: This step applies to the ADF type only....made correctly. 24 9-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 251
    CHAPTER 9 INSTALLATION B. 1. Placing Copy Paper Universal Cassette Work Take out the cassette from the machine, and remove the protective members ... place. Side paper guide plate (rear) Side paper guide plate (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 252
    CHAPTER 9 INSTALLATION Step 4 Work Place copy paper in the cassette, and set the cassette into the machine. Checks and remarks 5... from among those packaged with the machine, and attach it. Language label for cassette 9-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 253
    ... Checks and remarks Step 1 2 Rear end guide plate 3 Place copy paper in the cassette; then, set the cassette in the machine. • 500-sheet cassette • 250-sheet cassette COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 254
    ...70%. Press the Paper Select key to select the manual feed tray; then, press the Copy Start key without placing any paper on the manual feed...the machine's top unit to fully close the machine. 9-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 255
    ... it in place. (Copyboard type only) Raise the ADF. Then, place two parts used as packaging so that they fit closely around...material and box. Or tape the machine's top in place so that it will not open while in transit. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 256
  • Canon PC980 | Service Manual - Page 257
    CHAPTER 10 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACED PARTS ...II. DURABLES AND CONSUMABLES ...III. SCHEDULED SERVICING ...IV. STORING AND HANDLING THE CARTRIDGE ... 10-1 10-1 10-1... Packaging Seal Removed ...10-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 258
    ... as durables or consumables. III. SCHEDULED SERVICING The machine does not have any parts which require scheduled servicing. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 10-1
  • Canon PC980 | Service Manual - Page 259
    ... MAINTENANCE AND SERVICING IV. STORING AND HANDLING THE CARTRIDGE The cartridge is subject to the effects ... or whether it is inside the machine or otherwise, changing over time regardless of the number of copies made... for Transportation 10-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 260
    ... would deteriorate if subjected to storing light. The cartridge also holds toner, requiring the user to exercise care when storing or handling it. (Be sure that the user stores it in ...stored at 40°C/104°F or lower. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 261
    ... the Cartridge a. Before setting the cartridge in the machine or if copies have white spots as when it starts to run out of toner, hold the cartridge level and ... 10-402. Figure 10-402 10-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 262
    ...the surface of the photosensitive drum, wipe it with a flannel cloth coated with toner. Do not clean it using solvents.) d. Do not disassemble the cartridge. e. Do not ... strong as 10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 263
  • Canon PC980 | Service Manual - Page 264
    ... ...11-5 A. Mechanical ...11-5 B. ADF ...11-30 C. Electrical ...11-41 III. TROUBLESHOOTING IMAGE FAULTS ......A. Troubleshooting Malfunctions ...11-61 V. TROUBLESHOOTING FEEDING PROBLEMS ...11-75 A. Copy Paper Jam ...11...SELF DIAGNOSIS ...11-86 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 265
  • Canon PC980 | Service Manual - Page 266
    CHAPTER 11 TROUBLESHOOTING Guide to the Troubleshooting Procedure This chapter provides troubleshooting instructions in the form of tables prepared based on generally found... the next step and make the indicated checks. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 267
    CHAPTER 11 TROUBLESHOOTING 1 Is the power plug connected to ... NO Advise the user that the problem is not the copier's. • Often, you will find the following instructions when checking ... probe. 11-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 268
    ... PCB (See the appropriate troubleshooting procedure.) Note: 1. Applies only if the machine is equipped with a copy density correction switch ...correct image faults. See the appropriate troubleshooting procedure. 3. See p. 11-42. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 269
    ... Most cloth Work/remarks Cleaning; be sure to remove all toner to prevent toner soiling images. Fixing Assembly, Delivery Assembly Item Inlet guide Tools/solvent Solvent ...*Be sure to wring it well. 11-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 270
    CHAPTER 11 TROUBLESHOOTING II. STANDARDS AND ADJUSTMENTS A. 1. a. Mechanical Copier Leading Edge Non-Image Width Make adjustments so that the ...-image width Decreases Increases Table 11-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 271
    CHAPTER 11 TROUBLESHOOTING b. Image Leading Edge Margin (registration activation timing) Make adjustments ... leading edge margin is 2.5 ±1.5 mm when the Test Sheet is copied. Caution: Be sure to check that the leading edge non... 11-202 11-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 272
    CHAPTER 11 TROUBLESHOOTING c. Adjusting the Mirror Position (optical length between No. 1 mirror and No..... 1 mirror mount. Reference: 1. As more and more copies are made, the cable tends to become slack, requiring ... [1] Figure 11-206 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 ...
  • Canon PC980 | Service Manual - Page 273
    CHAPTER 11 TROUBLESHOOTING 4) Turn the cable drive pulley [3] so that the three shafts [2] of the mirror positioning tool for the front and the rear ...-207 (rear) [2] [2] Figure 11-208 (front) 11-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 274
    CHAPTER 11 TROUBLESHOOTING 5) While keeping the condition of 4), tighten the positioning screw at the rear and the front of the No. 1 mirror mount...[1] Figure 11-209 (rear) [1] Figure 11-210 (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 275
    CHAPTER 11 TROUBLESHOOTING d. Checking the Force of the Cassette Spring If the force of the spring used to hold up the holding plate of ...Holding plate Cassette spring Cassette Figure 11-211 11-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 276
    CHAPTER 11 TROUBLESHOOTING e-1. Routing the Scanner Drive Cable Wind 1.5 times. (black cable) Wind 7.5 times. (silvercolored cable) Figure 11-212 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-11
  • Canon PC980 | Service Manual - Page 277
    CHAPTER 11 TROUBLESHOOTING e-2. Routing the Scanner Drive Cable 1. Before Starting the Work Prepare the following: • Mirror positioning tool (FY9-... the DC controller PCB. [1] Figure 11-214 11-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 278
    CHAPTER 11 TROUBLESHOOTING 5) If the machine is equipped with an ADF, free the hook [2], and disconnect the two relay connectors [3] from the left upper ... [4]. [5] [5] [4] Figure 11-216 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 279
    CHAPTER 11 TROUBLESHOOTING 7) Remove the four screws [7], and detach the lens cover [8]. [7] [7] [8] Figure 11-217 11-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 280
    CHAPTER 11 TROUBLESHOOTING 2. Routing the Reversing Cable 1) Wind the reversing cables (silver-colored) [2] on the cable drive pulley [1] 7.5 ... Figure 11-218 [1] [3] [3] Top view Figure 11-219 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11...
  • Canon PC980 | Service Manual - Page 281
    CHAPTER 11 TROUBLESHOOTING 2) Put the cable drive pulley [1] into the shaft [4], and secure it in position with an E-ring [5]. When putting the...end [6] on the pulley [7]. [7] [6] Figure 11-221 11-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 282
    CHAPTER 11 TROUBLESHOOTING 4) Lead the shorter end [6] under the No. 1 mirror mount [8] and the No. 2/3 mirror mount [9]; then, hook it on...tip of the cable matches. [13] [6] [12] Figure 11-223 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-17
  • Canon PC980 | Service Manual - Page 283
    CHAPTER 11 TROUBLESHOOTING 6) Lead the longer end [14] along the cable drive pulley, and hook it on the pulley [15] on the right front side...mirror mount. [17] [8] [14] [16] [9] Figure 11-225 11-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 284
    CHAPTER 11 TROUBLESHOOTING 8) Hook the longer cable [14] on the cable hook [18]; then, secure its end to the left side with adhesive tape [... of the cable matches. [18] [19] [14] Figure 11-226 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-19
  • Canon PC980 | Service Manual - Page 285
    CHAPTER 11 TROUBLESHOOTING 3. Routing the Forwarding Cable 1) Fit the longer end forwarding cable (black) [2] on the top hook of the cable ... on the right front side. [1] [5] [6] Figure 11-228 11-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 286
    CHAPTER 11 TROUBLESHOOTING 3) Lead the longer end [5] under the No. 1 mirror mount [7]; then, hook it on the pulley [8] of the No. 2/3 ... hole [10] on the right side. [10] [5] Figure 11-230 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-21
  • Canon PC980 | Service Manual - Page 287
    CHAPTER 11 TROUBLESHOOTING 5) Free the shorter end [3], and hook it on the pulley [11] on the right rear side. [3] [11] Figure 11-231 6) Lead the ... lamp [9]. [12] [3] [9] [7] Figure 11-232 11-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 288
    CHAPTER 11 TROUBLESHOOTING 7) Hook the end of the shorter end [3] on the hole [13] on the right side. [3] [13] Figure 11-233 8) Free the ... the stopper [15]. [14] [3] [15] [5] Figure 11-234 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-23
  • Canon PC980 | Service Manual - Page 289
    CHAPTER 11 TROUBLESHOOTING 9) Detach the pulley clip [16] from the cable drive pulley [1]. [1] [16] Figure 11-235 11-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 290
    CHAPTER 11 TROUBLESHOOTING 4. Positioning the No. 1 Mirror Mount 1) Fix the rear and the front of the No. 1 mirror mount [1] temporarily to... Figure 11-236 (rear) [2] [1] Figure 11-237 (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-...
  • Canon PC980 | Service Manual - Page 291
    CHAPTER 11 TROUBLESHOOTING 2) Turn the cable drive pulley [4] so that the three shafts [3] of the mirror positioning tool for rear and front is as shown.... (rear) [3] [3] Figure 11-239 (front) 11-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 292
    CHAPTER 11 TROUBLESHOOTING 3) While keeping the condition of step 2), tighten the positioning screw on the rear and front of the No. 1 mirror mount... Figure 11-240 (rear) [1] Figure 11-241 (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON) ...
  • Canon PC980 | Service Manual - Page 293
    CHAPTER 11 TROUBLESHOOTING f. Point to Note When Mounting the Scanning Lamp When mounting the scanning lamp, be sure that its logo mark (manufacturer...• Do not touch the lamp when handling it. 11-28 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON...
  • Canon PC980 | Service Manual - Page 294
    CHAPTER 11 TROUBLESHOOTING g. Points to Note When Mounting the Fuse When mounting the thermal fuse of the No. 1 mirror mount, be sure that the.... Reflecting plate (front) Thermal fuse Figure 11-243 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 295
    CHAPTER 11 TROUBLESHOOTING B. 1. ADF Adjusting the Original Stop Position Adjust the original stop position in ... as a test sheet. 10mm 10mm A4/LTR copy papper Figure 11-244 2) Turn on the machine, and place the test ... 11-245 11-30 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 296
    CHAPTER 11 TROUBLESHOOTING 3) Press the Copy Start key to make a copy. 4) Check to make sure that the difference between L1 and L2 on the copy is 1.8 mm (standard) or less. L1 280mm Copy image L2 ... < L2 Table 11-203 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 297
    CHAPTER 11 TROUBLESHOOTING 3. Adjusting the Rear/Front Original Stop Position You must ...position. 1) Obtain a sheet of A4 or LTR white copy paper, and draw two lines ...test sheet. 10mm 10mm A4/LTR copy papper Figure 11-248 2) Remove ... 11-32 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 298
    CHAPTER 11 TROUBLESHOOTING 3) Turn on the machine, and place the test sheet prepared in step 1) on ...make a copy. 5) Check to make sure that the distance L3 on the copy image indicated is 10 ±2.5 mm (standard) or ... 2.5mm Figure 11-251 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 299
    CHAPTER 11 TROUBLESHOOTING 6) If the distance is not as specified, loosen the pinion gear positioning screw under the original tray, and adjust the...gear A B L3 Increases Decreases Table 11-204 11-34 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON...
  • Canon PC980 | Service Manual - Page 300
    CHAPTER 11 TROUBLESHOOTING 4. Adjusting the Original Leading Edge Stop Position You must first ... 10mm A4/LTR copy papper Figure 11-253 2) Remove the screw, and remove the ADF controller cover. Screw ADF controller cover Figure 11-254 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 301
    CHAPTER 11 TROUBLESHOOTING 3) Turn on the machine, and place the test sheet prepared in step 1) on ... make a copy. 5) Check to make sure that the distance L4 on the copy image indicated is 10 +2.0, -2.5 mm (standard) or ... 11-256 11-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 302
    CHAPTER 11 TROUBLESHOOTING 6) If the distance is not as specified, shift bit 1 of the DIP switch (SW1) on the ADF controller PCB to ON, and place an A4 ... ON 1 2 B CDE F012 3456 Figure 11-258 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 303
    CHAPTER 11 TROUBLESHOOTING 8) Use the rotary switch (SW2) on the ADF controller PCB to adjust the original leading edge stop position. Moving the rotary ... trailing edge Table 11-205 11-38 COPYRIGHT © 1999 CANON INC. 789 A CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 304
    CHAPTER 11 TROUBLESHOOTING Example: If L4 is 13 mm, You must shift the original stop... A4 or LTR white copy paper on the original tray. 2) Shift bit 1 of the DIP switch (SW1) on the ADF controller PCB to...F012 SW2 Figure 11-261 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 305
    CHAPTER 11 TROUBLESHOOTING 4) Press the push switch (PSW) on the ADF controller PCB. • The copy paper on the copyboard will be discharged, and the optimum value ... 3456 Figure 11-262 11-40 COPYRIGHT © 1999 CANON INC. 789 A CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 306
    CHAPTER 11 TROUBLESHOOTING C. 1. Electrical After Replacing the Major Parts Parts Scanning lamp Adjustment 1. Intensity of the scanning lamp 2. AE mechanism 1.... execute AE adjustment. Table 11-206 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 307
    CHAPTER 11 TROUBLESHOOTING 2. Adjusting the Intensity of the Scanning Lamp Adjust the intensity of the scanning lamp ...perform AE adjustment. Making Adjustments 1) Set a cartridge in the machine. 2) Set the density correction switch ...207 11-42 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 308
    CHAPTER 11 TROUBLESHOOTING 3. AE Adjustment Perform this adjustment if you have replaced any of ...1) Short JP103 and JP104 on the DC controller PCB. SERVICE JP104 JP103 Figure 11-265 2) While ... Stop shorting JP103 and JP104. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 309
    CHAPTER 11 TROUBLESHOOTING 4) Turn VR103 on the DC controller PCB fully clockwise. J130 J101 J114 ... the newspaper from the copyboard, and place five sheets of copy paper in its place; then, close the copyboard cover. 8) ... 11-268 11-44 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 310
    CHAPTER 11 TROUBLESHOOTING 9) Repeat steps 5) through 8) so that the values of both VR102 and VR103 are ... of fogging and its text is adequately dark. • If the copy is foggy or its text is too light, go back to ... SW101 Figure 11-269 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 311
    CHAPTER 11 TROUBLESHOOTING 4. Adjusting the Reproduction Ratio (fine adjustment) Adjust the reproduction ratio if you have replaced the following: •...the reading is the same as before replacement. 11-46 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 312
    CHAPTER 11 TROUBLESHOOTING 5. Checking the Photointerrupters 1) Set the meter range to 12 VDC. 2) Connect the ...VR106 CP23 Figure 11-271 3) Make checks as instructed. Reference: The photointerrupers other than those shown ...-3 Table 11-208 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 313
    ...of the sun. (As necessary, instruct the user to provide curtains.) The site must be well ventilated. The machine must be kept... Is copy paper of a type recommended by Canon? b. Is copy paper moist? Try paper fresh out of package. 11-48 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 314
    CHAPTER 11 TROUBLESHOOTING 8. a. Consumable Cartridge When the cartridge starts to run out of toner, copies will start to have white lines or spots as shown. Figure 11-... copies are not normal, Replace the new cartridge. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 315
    ... cause feeding faults. d. Condensation on the lower roller of the manual feed assembly will reduce friction, causing pickup... been brought from a cold to warm place. Instruct the user so that the cartridge is not opened before ... hours). 11-50 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 316
    CHAPTER 11 TROUBLESHOOTING COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-51
  • Canon PC980 | Service Manual - Page 317
    NOTE: The samples are created intentionally. The NA-3 Test Sheet was copied in the direct mode in A3 and printed with a reduction of about 19%; actual images may be somewhat different. 11-52 11-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 318
    ... problem corrected? Turn off the power in the middle of a copying run, and open the machine's top unit. Is the toner image before transfer more or less normal? (... power supply PCB, DC controller PCB). COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 319
    ... problem corrected? Turn off the power in the middle of a copying run, and open the machine. Is the toner image on the photosensitive drum before transfer more or less uneven?... the developing assembly. 11-54 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 320
    ... charging roller Cartridge 3 4 YES YES Inform the user that the cartridge is running out of toner. End. Remove the foreign matter, or replace the transfer charging roller. Replace the cartridge. NO COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 321
    ... registration roller. 3. Check the varistor. 4. Check the cartridge for leakage of toner. Clean the feeding assembly. Clean the pickup guide assembly and the delivery roller. 11-56 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 322
    ...DC controller PCB Copy paper Step 1 Checks Make copies using the cassette and manually. Are the results the same? YES/NO NO Action Check the pickup roller, ... a recommended type? NO Registration clutch COPYRIGHT © 1999 CANON INC. YES CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 323
    CHAPTER 11 TROUBLESHOOTING 18 The copy has a blurred image. Cause Scanner drive cable Step 1 Checks Does the ...compare it against one made in Direct. Is the problem found at different positions? YES NO 11-58 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 324
    ... Cartridge Step 1 2 3 4 Checks Is the cartridge set in the machine? Does the cartridge have toner? Has the open seal been removed? Set the cartridge in the machine, and close ... contacts for electrical continuity. 2. Replace the cartridge COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV...
  • Canon PC980 | Service Manual - Page 325
    CHAPTER 11 TROUBLESHOOTING 22 The copy is solid black. Cause Step 1 Checks Does the scanning lamp remain on ...? YES/NO NO YES Action See "The scanning lamp fails to turn on." Is the cartridge set correctly? 11-60 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 326
    ...with a screwdriver. YES/NO YES Action See the instructions given for the respective error code. End. Cause NO JP102 JP102 JP101 JP101 ... turn on the power switch. 3) Is an error code indicated in response to a press on the Copy Start key? COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0...
  • Canon PC980 | Service Manual - Page 327
    CHAPTER 11 TROUBLESHOOTING 2 E000 Step 1 Checks Are the connection of J102 on the DC controller PCB and... PCB 2 3 Replace the fixing assembly upper unit. Is the problem corrected? Replace the composite power supply PCB...PCB. 1 1 6 2 11-62 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 328
    CHAPTER 11 TROUBLESHOOTING 4 E002, E003 Step 1 Checks Is the connection of J102 on the DC controller PCB and the wiring to the...M1) DC controller PCB 4 Replace the main motor (M1). Is the problem corrected? YES NO COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 329
    CHAPTER 11 TROUBLESHOOTING 6 E064 Step 1 Checks Turn off and then on the power switch; ... the scanner home position sensor (PS1) normal? (For instructions on how to check photointerrupers, see p. 11-47.) YES/... PCB YES 1 1 6 4 11-64 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 330
    CHAPTER 11 TROUBLESHOOTING 8 E210 Step 1 2 Checks Does the lens move when the power is turned on?...the lens home position sensor (PS2) normal? (For instructions on how to check the photointerrupers, see p. 1147.) YES/NO ... supply PCB NO COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 331
    ... End. (Check the wiring between the copier's DC controller PCB and the ADF controller PCB.) ...+ probe to the foot of the push swich on the ADF controller PCB and the - probe to the copier ground. Is the voltage about ... PCB. 1 1 6 6 11-66 COPYRIGHT © 1999 CANON INC. 789 A CANON PC800s/900s REV.0 ...
  • Canon PC980 | Service Manual - Page 332
    CHAPTER 11 TROUBLESHOOTING 14 AC power fails to turn on. Cause Power plug Machine top unit... the machine's top unit. Inform the user that the problem is not the machine's. Remove the cause, and replace the ... composite power supply PCB. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 333
    CHAPTER 11 TROUBLESHOOTING 15 DC power fails to turn on. Cause AC power supply Wiring, DC ... See the descriptions under "E0." 2 YES J205 To main motor driver PCB Table 11-401 Fuse 3 Is the ... supply PCB NO 1 1 6 8 11-68 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 334
    CHAPTER 11 TROUBLESHOOTING 16 Pickup fails. (cassette) Cause Main motor (M1) Cassette ... main motor fails to rotate." Set the cassette correctly. Instruct the user on the correct method of placing paper. Check ... the DC controller PCB. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 335
    ... PCB. YES/NO NO Action Instruct the user on the correct way of operating the machine. See "The main motor fails to rotate." Instruct the user on the correct way of placing paper. Check the...PCB. YES 1 1 7 0 11-70 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 336
    CHAPTER 11 TROUBLESHOOTING 19 The scanner fails to move forward. Cause Cable Scanner path ... pre-registration roller paper sensor (Q751) normal? (For instructions on how to check the photointerrupers, see p. 11-47.) Replace...3 No 4 Yes No COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 337
    CHAPTER 11 TROUBLESHOOTING 21 The blanking lamp fails to turn on. Cause Side blanking PCB DC ...-3 on the lamp side? Replace the DC controller PCB. Is the problem corrected? YES/NO NO Action Mount the ... 4 YES NO 1 1 7 2 11-72 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 338
    CHAPTER 11 TROUBLESHOOTING 23 The lens fails to turn on. Cause Lens solenoid (SL3) Step 1 ... Is 'E0' indicated? Replace the DC controller PCB. Is the problem corrected? YES/NO YES YES NO Action See...the composite power supply PCB. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 339
    CHAPTER 11 TROUBLESHOOTING 25 The "Add Paper" message fails to turn off. Cause Cassette ...) normal? (For instructions on how to check the photointerrupters, see p. 11-47.) Replace the control panel PCB. Is the problem ... PCB. 1 1 7 4 11-74 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 340
    CHAPTER 11 TROUBLESHOOTING V. TROUBLESHOOTING FEEDING PROBLEMS A. Copy Paper Jam Inside the machine, jams .../feeding block [3] Fixing/delivery block The troubleshooting procedures that follow are organized according to the location ... 11-501 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 341
    ... path roller paper sensor (PS4) Pickup roller, Vertical path roller, Roll 4 5 6 Try paper recommended by Canon. Is the problem corrected? Does the pickup roller of the pickup ... NO 7 NO YES 11-76 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 342
    CHAPTER 11 TROUBLESHOOTING 2 Separation/Feeding Assembly Step 1 2 Checks Try paper recommended by Canon. Is the problem corrected? Is the copy paper curled, ... edge margin 3 NO 4 5 NO NO YES COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 343
    .... Is the problem corrected? YES 3 Fixing assembly Inlet guide 4 Try paper of a type recommended by Canon. Is the problem corrected? Is the inlet guide soiled with toner? YES NO YES 11-78 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 344
    CHAPTER 11 TROUBLESHOOTING VI. ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS A. Sensors and Solenoids SL3 PS2 SL2 SL4 SL1 PS5 SL5 PS4 ... SL1 SL2 SL3 SL4 SL5 Multifeeder type only COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 345
    CHAPTER 11 TROUBLESHOOTING B. Switches DS1 SW309 SW101 Figure 11-602 Symbol Name Switch Notation DS1 SW309 Description Door switch...Power switch Remarks Switch SW101 Density correction switch 11-80 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 346
    CHAPTER 11 TROUBLESHOOTING C. Lamp, Heater, Motor, Etc. M1 M2 LA1 TH2 FU2 H1 TH1 VZ1 FM1 FU1 VZ2... Fixing heater overheating detection Fixing film varistor Transfer guide varistor Thermal fuse Varistor COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU...
  • Canon PC980 | Service Manual - Page 347
    CHAPTER 11 TROUBLESHOOTING D. PCBs [9] [3] [8] [5] [4] [2] [1] [7] [6] Figure 11-604 Ref. [1] [2] [3] [4] [5] [6] [7] [8] [9] Name Noise filter PCB DC controller PCB Composite.... Used for blanking exposure. 11-82 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 348
    CHAPTER 11 TROUBLESHOOTING E. ADF M2 M1 [1] PI3 MS1 PI2 PI1 Figure 11-605 Symbol PS Name ... Belt motor Pickup motor Controls sequence of operations Remarks Microswitch Motor M [1] ADF controller PCB COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU...
  • Canon PC980 | Service Manual - Page 349
    CHAPTER 11 TROUBLESHOOTING F. Variable Resistors (VR) and Check Pins by PCB Of the variable resistors (VR) and check pins, those needed in the field... VR801 6 1 J203 8 1 J204 7 Figure 11-607 11-84 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 350
    CHAPTER 11 TROUBLESHOOTING 3. ADF Controller PCB FACE Soldered side 7 1 10 TP1 1 J3 J5 1 9 1 J2 8 4 J1 1 CB1 2 1 J6 PSW ON 1 2 SW1 SW2 Figure 11-608 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-85
  • Canon PC980 | Service Manual - Page 351
    ...a self diagnostic mechanism that checks the condition of the machine (particularly, sensors) and indicates an error code in the count/ratio indicator on the control panel upon detection of ... PCB is faulty. 11-86 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 352
    ... the power supply is faulty. • The composite power supply PCB is faulty. • Data communication between the copier and the ADF (faulty). • The DC controller PCB is faulty. ... from the control value by ±20%. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 353
    CHAPTER 11 TROUBLESHOOTING Caution: 1. If the self-diagnosis has turned on, turn off the power switch to reset the machine. In the case of 'E000', 'E001', 'E002', or 'E003', however, ...JP101 and JP102. 11-88 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 354
    ... CIRCUIT DIAGRAM ...A-5 D. DC CONTROLLER CIRCUIT DIAGRAM ...A-7 E. ADF CONTROLLER CIRCUIT DIAGRAM ...A-15 F. COMPOSITE ... ...A-29 I. J. K. L. M. N. O. SENSOR CIRCUIT DIAGRAM ...A-30 NOISE FILTER CIRCUIT DIAGRAM ...A-31 HIGH .../OILS ...A-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 355
  • Canon PC980 | Service Manual - Page 356
    (A4, 2 copies, DIRECT, from cassette) Power switch ON Sequence STBY Copy Start key ON INTR AER SCFW SCRV SCFW A. GENERAL TIMING CHART 1. SCRV LSTR... sensor (PS3) : Scanner / lens drive motor (reverse) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 357
    ...SCRV ORGST SCFW (A4, 2 copies, DIRECT, from cassette) SCRV LSTR STBY 1 2 ADF 3 4 5 1 2 3 4 5 6 Pickup motor (M2... (PS2) Lens solenoid (SL3) Preparing for pickup Copier Pickup clutch solenoid (SL1) Cassette pickup... Belt motor (reverse) A-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 358
    ...a list of signals and abbreviations used in the chapters of the manual and circuit diagrams. The abbreviations within parentheses ... COOLING FAN DRIVE signal FIXING HEATER ERROR signal FIXING HEATER OFF signal FIXING ... SCANNER REVERSE STANDBY COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 359
    A-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 360
    ...H1 J16 1 2 GENERAL CIRCUIT DIAGRAM 1. Copier MAIN MOTOR DRIVER PCB J901 1 2 3 4 Main ... J202 1 2 3 4 5 6 J203 1 2 3 4 5 6 7 8 J204 1 2 3 4 5 6 7 J301 1 2 3 J601 1 2 3 4 4 3 2 1 To ADF 4 3 2 1 J24F RLOFF* ACK* MMD CPS_REQ ... type only) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 361
    ... J3 1 2 3 4 5 6 7 1 2 3 4 5 6 7 5 4 3 2 1 5 4 3 2 1 OR GN Y V GY W OR M1 Belt motor ADF CONTROLLER PCB 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 8 7 6 5 4 3 2 1 8 7 6 5 4 3 2 1 1 2 3 4 5 6 7 8 GNDL RxD GNDL ... Y YELLOW 2 1 4 5 A-6 J202 OR OR COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 362
    ...R301 TXD Q149 SEG +5V +5V +5V R300 R211 RXD R210 C157 D203 Q183 8 0 1 2 3 4 5 6 7 C193 0 1 2 3 4 5 6 7 8 KEY D200 ADF type only COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-7
  • Canon PC980 | Service Manual - Page 363
    ...17 R399 SC_COM SC_B SC_B* SC_A SC_A* +5V C107 C106 18 R227 SC_INB* SC_INB SC_INA* SC_INA C263 R226 R225 R224 C166 C165 C164 C163 C264 C265 C266 +5V +5V R111 R107 C109 R108 R109 C108 A-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 364
    ... (3/8) VR103 1 3 2 C155 R265 +5V +24VR R119 2 3 3 2 C184 R264 R118 C186 R263 + 8 1 4 Q106 +5V R266 AE AEREF 5 C111 R120 6 + 8 7 4 Q106 +24VR R121 R206 1 AE_DATA 1 2 VR102 ZD101 C185 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-9
  • Canon PC980 | Service Manual - Page 365
    ... 2 3 2 1 D102 1 D113 1 D218 1 D109 1 D108 1 D106 2 2 2 2 2 2 HEAT0 HEAT1 SERVICE SFPD DPD CDP KR6 [CPM0] R228 R235 R234 R233 R232 R231 R230 C168 ...3 SEG4* 5 3 SEG5* 6 3 SEG6* 7 3 SEG7* A-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)...
  • Canon PC980 | Service Manual - Page 366
    ... R149 3 + 8 1 4 Q107 C126 R154 2 3 Q153 IN B IN A VSS OUT X 4 VDD 5 +5V R158 ZER_CRS_EDGE C167 2 3 R275 C183 1 Q131 SW101 (AB/inch type only) 4 3 2 1 R144 D_L_2 D183 D_L_1 R143 R148 +5V COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-11
  • Canon PC980 | Service Manual - Page 367
    ...CPS_REQ* 3 2 1 2 1 DV_DC_ON* 2 1 2 1 STBY/CPY 2 1 Q140 Q138 STBY/CPY* Q135 DV_AC_ON Q136 DV_DC_ON Q134 PR_DC_ON CPS_REQ C129 PR_DC_ON* 3 RG_PD_CPU R170 RPD C128 R249 3 DV_AC_ON* 3 3 A-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 368
    ...D185 +5V +5V M_TH 3 2 +5V + - 8 1 4 +5V R186 Q151 R212 C160 Q160 R187 C161 HEAT_OFF 2 1 C176 3 Q147 R190 1 2 3 2 Q148 1 HEAT_TRG Q108 R214 D132 HEAT_PWM +5V 5 6 + - 8 7 4 2 1 D133 Q108 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-13
  • Canon PC980 | Service Manual - Page 369
    ...J111 J111 J111 J111 J111 J111 SFPD J131 J131 ADF type only 2 STBY/CPY* DV_AC_ON DV_DC_ON PR_DC_ON CPS_REQ ...7 J104 J104 J104 J104 J104 J104 J104 DIG2 SERVICE JP103 JP104 C256 SB_LP* +24VU 2 1 KR0 ... 1 TP101 R365 PDP A-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 370
    ... 1 Ct RESET* 2 RESET Vs 3 Vref Ck 4 GND Vcc 8 7 6 5 R2 ADF CONTROLLER CIRCUIT DIAGRAM ADF Controller Circuit Diagram (1/3) C3 + RESET* PSW DIGIT3 DIGIT2 DIGIT1 DIGIT0 DIPSW1 DIPSW0 ... 4 J1 1 C2 + J1 2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 371
    ADF Controller Circuit Diagram (2/3) TP1 B* 4 TP1 A 1 TP1 A* 2 TP1 B 3 TP1 5 TP1 10 +5V R8 R12 R9 R14 C13 +24V 1 3 5 7 9 11 13 15 ... +24V C14 +5V R16 R15 1 J7 +5V R11 Q8 LED C12 2 J7 R13 A-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 372
    ADF Controller Circuit Diagram (3/3) +5V R19 PDP3 C16 R20 7 +5V TP1 PDP2 C17 R22 4 +5V TP1 PDP1 C18 R24 1 R43 9...R28 R27 R26 R25 R39 PSW 9 DIGIT0 DIGIT1 DIGIT2 DIGIT3 SW2 5 1 2 4 8 11 13 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-17
  • Canon PC980 | Service Manual - Page 373
    A-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 374
    ...* D810 1 R801 AC_MONITOR + C818 C605 AC1 +5V +5V Q611 R610 R612 R603 2 C620 Q621 R613 D620 R611 Q620 R614 R615 R602 C604 Q608 3 1 SQ600 HEAT_TRG R609 L600 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-19
  • Canon PC980 | Service Manual - Page 375
    ...> R105 D111 D106 R184 5 1 10 2 9 MPWM_INV R106 Q101 D124 R108 D125 Q104 R110 C105 D110 R163 D123 1 2 T103 3 4 Q118 R111 T104 PROTECT 4 2 3 1 R114 A-20 COPYRIGHT © 1999 CANON INC. C106 CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) C107
  • Canon PC980 | Service Manual - Page 376
    ...R141 C140 R150 C120 + R152 C127 +5V D119 R156 R148 C145 Q107 R159 D108 +24VR 8 4 R155 R160 Q115 2 3 +5V R147 D120 C143 R125 R186 R136 MPWM_INV R185 1 C146 C144 R146 O.C.P.2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-21
  • Canon PC980 | Service Manual - Page 377
    ...+24VR R516 + C510 C561 T508 3 4 1 2 C513 R521 C512 PRIMARY J209 R592 + C611 A-22 COPYRIGHT © 1999 CANON INC. PAC_S C538 Q201 PDC_PWM CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 378
    ... 12 HV_H R210 C220 R237 HV_L T201 3 R236 4 1 2 R238 C221 + +5V R207 ACBIAS 11 D214 JP201 R208 Q206 BIAS_PWM R239 C218 C219 C208 R243 BIAS_S D215 C215 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-23
  • Canon PC980 | Service Manual - Page 379
    ...D343 12 HV_H T101 JP301 C346 R351 R352 R353 R354 R355 R356 C345 D323 D344 T_REV C343 C321 C380 C382 HV_L D326 D325 +5V C344 T_REV_R 11 R388 Q321 D328 C329 T_REV_ON* A-24 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 380
    ... 19 PDC_S 20 CLIMIT 21 PROTECT 22 TIM J204 1 2 3 4 5 6 7 PWOFF S_IN S_OUT S_CLK ZER_CRS HEAT_TRG MLOCK 23 T_REV_ON* 24 T_FW_DRV T_FW_S 25 Q900 JP999 : 220 / 240V model only COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-25
  • Canon PC980 | Service Manual - Page 381
    ... 4 1 Q012 D004 C004 D002 2 6 Q002 3 SQ001 Q0001 1 L001 R025 R001 D010 D009 D011 D008 + C005 R016 Q001 1 4 LAMP_DETECT 2 3 Q011 R012, R013, R018, R021 : 220 / 240V model only A-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 382
    ...SW306 SW307 SW308 g2 + J301 14 KR1 COPY AE CASSETTE/MULTI g3 f2 CLR ...J301 19 DIG4 ZOOM CASSETTE MULTI DFJAM ADF type only MAIN_JAM 2 LED318 2 LED319 2 ... 11 12 SEG0 R301 SEG1 R302 ADF type only +5V LIFT ME TS...2 J303 1 J303 POWER COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 383
  • Canon PC980 | Service Manual - Page 384
    APPENDIX H. AE SENSOR CIRCUIT DIAGRAM +24VR R601 R603 J601-1 C603 +24VR 2 3 PD601 + 8 1 4 R602 R605 J601-2 R606 C601 Q601 +24VR 8 7 Q601 4 + 5 R604 C602 J601-3 6 J601-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-29
  • Canon PC980 | Service Manual - Page 385
    APPENDIX I. SENSOR CIRCUIT DIAGRAM +5V J751-2 Q751 RPD J751-3 R751 GND J751-1 A-30 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 386
    APPENDIX J. NOISE FILTER CIRCUIT DIAGRAM JP502 AC_H FU501 L501 J501-1 C503 R501 C501 C502 C504 FG JP501 AC_N J501-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-31
  • Canon PC980 | Service Manual - Page 387
    ...2 BP703 JP706 JP707 R701 TR 1 1 2 2 BP704 JP708 1 1 JP709 2 2 2 R702 1 [PR_IN] BP705 JP710 JP711 [GND_IN] 1 1 2 2 BP706 JP712 JP713 R703 [DV_IN] 1 1 2 2 2 1 BP707 JP714 A-32 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 388
    APPENDIX L. BLANK EXPOSURE (front) CIRCUIT DIAGRAM LA601 2 1 J601 J601 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-33
  • Canon PC980 | Service Manual - Page 389
    APPENDIX M. BLANK EXPOSURE (rear) CIRCUIT DIAGRAM LA602 2 1 J602 J602 A-34 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 390
    ... cassette spring pressure Range of measurements: 0 to 1,500g *Rank: A: Each service person is expected to carry one. B: Each five or so service persons is expected to carry one. C: Each workshop is expected to carry one. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 391
    ...Cleaning: e.g., glass, plastic, rubber parts; external covers Cleaning: e.g., metal; oil or toner dirt Lubricating spring clutch Lubricating drive and friction parts, scanner rail... family) Silicone oil A-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 392
    Prepared by Office Imaging Products Technical Support Division CANON INC. Printed in Japan REVISION 0 (AUG. 1999) (30359/10317) 5-1, Hakusan 7-chome, Toride-shi, Ibaraki 302-8501 Japan COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 393
    This pubication is printed on 70% reprocessed paper. PRINTED IN JAPAN (IMPRIME AU JAPON) 0899AB2.135-1



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Canon PC980 - PC 980 B/W Laser Manual