Canon PC980 Service Manual

Canon PC980 - PC 980 B/W Laser Manual

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  • Canon PC980 | Service Manual - Page 1
    ...F13-8461 PC921 F13-8432 TYA00001PC940 F13-8436 PC941 F13-8437 PC950 F13-8231 F13-8241 TVD00001- TZA00001- TVE00001- UAA00001- ...- TVH00001- TVC00001PC981 F13-8233 TVJ00001- AUG. 1999 COPYRIGHT © 1999 CANON INC. FY8-13GA-000 CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 2
    ... CONTAIN INFORMATION NOT APPLICABLE TO CERTAIN AREAS. COPYRIGHT © 1999 CANON INC. Printed in Japan Imprimé au Japon Use of this manual should be strictly ... information. Prepared by OFFICE IMAGING PRODUCTS TECHNICAL SUPPORT DIVISION CANON INC. 5-1, Hakusan 7-chome, Toride-shi, ...
  • 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
    ... of Service Information bulletins. All service persons are expected to have a good understanding of the contents of this Service Manual and all relevant Service ... able to identify and isolate faults in the machine. ii COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN ...
  • Canon PC980 | Service Manual - Page 5
    ... PC920 PC920 PC920 PC920 PC921 PC940 PC941 PC950 PC950 PC950 PC960 PC980 PC981 TYA TZA UAA PUD PUE PUH... 500 sheets Universal 500 sheets 500 sheets Copying speed (cpm) at Direct 12 12 12 10...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
    ... 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. ... Exposure System ...3-37 II. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • 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
    ... Installation ...9-2 B. Placing Copy Paper...9-9 III. MOVING THE MACHINE ...9-12 CHAPTER 10 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACED ...10-2 B. Storing and Handling the Cartridge with the Packaging Seal Removed ...10-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 10
    ...53 IV. TROUBLESHOOTING MALFUNCTIONS ...11-61 A. Troubleshooting Malfunctions ...11-61 V. TROUBLESHOOTING FEEDING PROBLEMS ...11-75 A. Copy Paper Jam ...11-75 B. ... ...A-35 SOLVENTS/OILS ...A-36 viii COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 11
    ..., instructions on how to operate the machine, and an outline of copying process. I. II. FEATURES ...1-1 SPECIFICATIONS ...1-2 A. Copier ... OF PARTS ...1-10 A. External View ...1-10 B. Cross Section ...1-13 IV. USING THE MACHINE ...17 1-20 1-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • 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 Halogen lamp (80 V/110 W for 120V... Fixing Cleaning Original orientation Table 1-202 1-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • 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
    .... Applies 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 ... 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 Copy size Number ... copy in a continuous copying job. (See p.5-8) The specifications are subject to change for product improvement. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 20
    ... less; about 3 mm in height) Single-sided original to single-sided copy Yes (in feeding direction) No Yes 446 mm/sec IPC Width: 474...Power source Maximum power consumption Operating environment Table 1-207 1-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • 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
    ... cleaner [3] Manual feed tray [4] Right door [5] Cassette [6] Copyboard glass Figure 1-301 [4] [3] [2] [5] [1] [6] [1] Copy ... lever [4] Static eliminator [5] Copy density correction switch [6] Delivery guide plate Figure 1-302 1-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • 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 [5] Copyboard glass ... lever [6] Static eliminator [7] Copy density correction switch Figure 1-304 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • 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
    ... 3 mirror No. 2 mirror No. 1 mirror Scanning lamp Heat exhaust fan Copyboard glass Side blanking lamp Lens Primary charging roller No. 6 mirror [11] [12] [13... roller Delivery roller Copy tray Single-feeder pickup roller COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 26
    ...[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 plate [8] ... slave roller Figure 1-307 1-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 27
    ...Copy density adjusting lever Description Adjusts the density of copies manually. Indicates the selected copy density mode. Indicates the selected default ...Copy start key Power switch Starts copying. Turns on and off the power. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • 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
    ...in Feeder Cleaning Mode 1) Turn on the machine, and hold down the Copy Density Mode Selection key ...start feeder cleaning mode while the machine is making copies or if an error exists. • The auto power-off ... 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
    ... the paper lint or the like from the groove of 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 JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 32
    ... VI. IMAGE FORMATION A. Outline The construction of the machine is as follows: Scanning lamp Fixed focal point lens Copyboard glass Side blanking lamp (front, rear) Primary charging roller Developing ... Figure 1-601 1-20 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 33
    ... Manual feed Registration Delivery 6. Fixing 5. Separation Cassette : Flow of copy paper : Rotation of the photosensitive drum Figure 1-602 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) ...
  • 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
    ... roller Drum cleaning block Photosensitive drum Developing assembly Transfer/ separation Feeding Copy tray Fixing assembly/ delivery assembly Cassette Pickup control.../ feeding system Figure 2-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 38
    ... and sends signals used to drive motors, solenoids, lamps, and other loads as needed. ... Main motor Solenoid Control panel Side blanking lamp Scanner/ lens drive motor Power switch Scanner... ADF load Figure 2-102 2-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 39
    ... 2 BASIC OPERATION C. Basic Sequence of Operations • A4R, Direct, 2 Copies, Continuous, Cassette Power switch ON Copy...STBY INTR AER Main motor (M1) Scanning lamp (LA1) Scanner Primary AC bias Primary ...position detection Figure 2-103 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 40
    ... forward) Illuminates the original by the scanning lamp, and the reflected optical image is projected to the photosensitive drum through mirrors and lenses. SCRV (scanner reverse)... (last rotation) Table 2-101 2-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 41
    .... Signal (MMD) from the DC controller PCB. Photosensitive drum, primary charging roller, developing assembly, transfer...constant speed rotation control. Issues 'E010'. Control Error detection Table 2-102 +24V J205 -4 ... PCB Figure 2-104 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • 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
    ... Thermal fuse 2 HEAT_TRG When '0', the fixing heater turns on. Scanning lamp FU1 LA1 J910-3 -1 Scanning lamp activation circuit Thermal fuse 1 Primary charging roller Developing cylinder Transfer ... See p. 3-7. Figure 2-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 46
    ... cooling fan 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 ...
  • Canon PC980 | Service Manual - Page 47
    ...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 +5V -2 -3 -4 -5 +24V -6 J105-6 -5 -4 -3 -2 -1 Composite power supply PCB Figure 2-109 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 2-11
  • Canon PC980 | Service Manual - Page 48
  • Canon PC980 | Service Manual - Page 49
    ... This chapter discusses the principles of operation used for the machine's lens drive unit and scanner ... System ...3-4 EXPOSURE SYSTEM ...3-9 A. Controlling the Scanning Lamp ...3-9 III. DISASSEMBLY/ASSEMBLY ...3-12 A. Scanner... System ...3-37 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 50
  • Canon PC980 | Service Manual - Page 51
    ... to cut power to the lamp) • Thermal fuse (FU1; blows at 128°C) Lamp Scanning Scanner position detection Ratio variation Lens drive control ... 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 ...
  • Canon PC980 | Service Manual - Page 52
    ...SYSTEM B. Varying the Reproduction Ratio The reproduction ratio in the drum axial direction (main scanning direction) is varied by the lens drive system, and that in the drum peripheral direction (sub scanning direction... Figure 3-102 3-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 53
    ... and the cam, thereby varying the optical length. At this time, the blanking lamp also moves in conjunction with the lens to blank out the appropriate ... 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 ...
  • Canon PC980 | Service Manual - Page 54
    ...its speed remains the same regardless of the selected reproduction ratio in normal copying (312mm/sec, about 3.3 as fast as when moving the scanner forward in Direct). The...driver circuit DC controller PCB Figure 3-104 3-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 55
    ... roller paper sensor (Q751) Scanner Scanning lamp(LA1) I II I Forward Reverse I : Scanner home ... forward movement distance of the scanner varies according to the length of copy paper and reproduction ratio. If the ... 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, and the heat of the lamp increases the temperature of the ...higher 34.5˚C or higher I II 3-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • 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 AU JAPON) 3-7
  • Canon PC980 | Service Manual - Page 58
    ... on the DC controller PCB receives instructions from the control panel PCB copying mode settings (e.g., reproduction ratio). In response, it applies drive pulses to ... 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
    ...SYSTEM II. EXPOSURE SYSTEM A. 1. Controlling the Scanning Lamp Outline Figure 3-201 shows the circuit ...Rectifying circuit Serial communication Microprocessor Microprocessor Lamp activation signal LAMP_ON Phase 2 control ...PCB Figure 3-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 60
    ... The phase control 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 ...
  • Canon PC980 | Service Manual - Page 61
    ... by way of monitoring the activation of the scanning lamp (LA1). Related Error Code E220 • The lamp activation detection signal is not ..., 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 (...
  • 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 ... left upper stay [4]. [5] [5] [4] Figure 3-310 3-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • 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
    ... [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
    ... 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
    CHAPTER 3 EXPOSURE SYSTEM C. Exposure System 1. Removing the Scanning Lamp 1) Disconnect the power plug. 2) Remove the copyboard glass. (See Chapter 7.... 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 ...
  • Canon PC980 | Service Manual - Page 88
    ... 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 not start ... If the surface of the scanning lamp is soiled, dry wipe it. [6] [7] Figure 3-349 3-38 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 89
    ... front. Further, be sure that the protrusion near the middle of the lamp is as shown. Caution: • Do not touch the... portion. • If you have replaced the scanning lamp, be sure to perform intensity adjustment (p. 11-42...approx.) Figure 3-350 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • 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
    ... control DC voltage 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 (...
  • Canon PC980 | Service Manual - Page 96
    ... Lens AE sensor Side blanking lamp Developing cylinder Photosensitive drum Drum cartridge Primary charging roller Static eliminator Transfer roller Lamp regulator block ... power supply PCB Figure 4-101 4-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 97
    ... Image Formation System Basic Sequence of Operations (Direct, 2 copies, continuous) Copy Start key ON STBY INTR Main motor (M1) Scanning lamp (LA1) Scanner Primary AC bias Primary DC ....(approx.) 3200V Figure 4-102 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 98
    ... that the surface potential of the photosensitive drum will be uniform. The level of the DC bias is switched between when forming copy images and when not forming copy images. ... Vpp to 3000 Vpp (885µA) 4-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 99
    ...T508 High-voltage transformer for primary charging Primary charging roller Photosensitive drum AC component current monitor signal PAC_S Amplifier DC voltage monitor ... Figure 4-103 AC bias output signal PAC_OUT COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ...to prevent charging the photosensitive drum to a positive potential otherwise caused by the cleaning bias from the transfer roller. Copy Start key ON STBY INTR Main motor (M1) Scanning lamp (LA1)... LSTR STBY Figure 4-104 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 102
    ...) Main transformer Transfer positive DC bias generation circuit T101 Photosensitive drum Transfer charging roller (Q101) (Q900) Transfer positive DC bias ON ... PCB Composite power supply PCB Figure 4-105 4-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ...(cleaning bias) The machine uses a direct charging method, allowing toner to move from the photosensitive drum to... 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
    ...bias are applied to the developing cylinder while copies are being made. When the photosensitive drum rotates and yet ..., thereby preventing adhesion of excess toner on the photosensitive drum. Reference : Developing DC bias ... : 1200Vpp ± 10% COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 106
    ... correction signal Density correction switch (SW101) DC controller PCB AE sensor PCB Control panel CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) AE signal 4-12 COPYRIGHT © 1999 CANON INC. Copy density setting signal Figure 4-107
  • 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
    ... bias and the voltage supplied to the scanning lamp as follows in reference to the setting used for normal copying when toner save mode or photo ... 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
    ... the developing bias according to the density of the original. Scanning lamp VR103 J601 J107 -3 -2 + +24V AE Microprocessor Developing cylinder (Q101) Photosensitive drum +24V + +24V AEREF +5V -2 -3 + (Q900) ... Figure 4-113 4-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 111
    ... 2. Operations When measuring the density of an original, the scanner turns on the scanning lamp, and moves to a point 115 mm from the home position. ... lens drive motor (M2) Scanning lamp (LA1) AE signal (AE) Figure 4-115 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 112
    ... paper. • Check to make sure that the intensity of the scanning lamp has been adjusted when you have replaced the scanning lamp. • Set the density correction switch (SW101) to the middle setting. If the machine is ... Figure 4-116 4-18 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 113
    ... SYSTEM 2) While keeping the condition in step 1), turn on the power switch. • The scanning lamp will turn on, an the main motor (M1) will rotate. 3) Stop shorting JP103 and ...from 'A3' to 'Ad'. VR102 Figure 4-118 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ... Front side blanking lamp (front) Reflecting plate Figure 4-121   ,  COPYRIGHT © 1999 CANON INC. A B Photosensitive drum Non-image area in Reduce ... Reduce mode B: Position of the side blanking lamp in Reduce mode    , B A Figure 4-122 CANON PC800s/900s REV.0 ...
  • 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
    ... can cause white spots or black bands on copies. To prevent photo memory, the machine is equipped with a drum cover shutter. Do not open the...-blocking shutter is provided to protect the photosensitive drum from light. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 118
    ...or clean the photosensitive drum. 1) Open the machine's top unit, and take out the cartridge. 2) Turn over ...the drum cover shutter 3) Clean the drum surface with a flannel cloth coated with toner. Caution: 1. If you ...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
    ...Blank Exposure Removing the Blanking Exposure Unit Set the machine to the maximum ratio (141%) as follows: • Turn on ..., and select a default ratio of 141%. • Press the Copy Start key. • When the lens has moved to ... Figure 4-203 4-26 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 121
    ... unit PCBs are at the extreme ends and that the lens is positioned 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
    ... edge will match the leading edge of the image on the photosensitive drum; it is then moved through the transfer, separation,...feeding, and fixing assemblies to reach the copy tray. The machine is equipped with four sensors used ... Table 5-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 126
    ...pickup roller Delivery roller Photosensitive drum Registration roller PS3 Copy tray Fixing assembly Cassette... roller Photosensitive drum Registration roller Singlefeeder pickup roller PS5 PS3 Copy tray Fixing...(Single-feeder type) 5-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 127
    ...that its leading edge will match the leading edge of the image on the photosensitive drum. Spring DC controller PCB Cassette pickup solenoid drive ... rollers Pickup clutch SL5 Copy paper Figure 5-103 (Multifeeder type) 5-3 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • 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
    ... leading edge will match the leading edge of the image on the photosensitive drum. DC controller PCB Multifeeder pickup solenoid ... (PUSLD*) M1 Paper guide plate SL1 SL4 Cam gear Copy paper Multifeeder pickup ... down. Figure 5-106 5-6 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 131
    ...) and the single-feeder paper sensor (PS5). When copy paper is inserted into the single-feeder, the... edge will match the leading edge of the image on the photosensitive drum. DC controller PCB Single-feeder paper ... clutch Figure 5-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 132
    CHAPTER 5 PICK-UP/FEEDING SYSTEM 6. Controlling the Copying Speed in Multifeeder Mode The machine does not possess a copy paper width ... is made after delivering the 19th copy in a continuous copying job. Figure 5-108 5-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 133
    ... motor will reach the registration roller to move the copy paper to the photosensitive drum. Spring clutch Control ring 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
    ... value under '30' of service mode (registration adjustment). II : Used for measuring the length of copy paper. length ...) -10 (mm) 96 (mm/s) : speed at which copy paper is moved. 11 (mm) : distance between pre... (approx.) Forward Reverse COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • 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
    ... roller paper sensor detects copy paper during this 1.5 sec period (approximate), the machine will identify the condition as a pickup delay jam, and flash the Jam indicator. Copy Start key ... Figure 5-116 (no paper) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 138
    ...executed (from the cassette) , the absence of paper will be identified if copy paper doesnot reach the vertical path ...responce, the machine will stop the main motor in about 1.5 sec, and indicate the Add Paper message. Copy ...Figure 5-118 5-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 139
    ... being detected by the single-feeder paper sensor, if copy paper does not reach the preregistration roller sensor ...Figure 5-119 4. Vertical Path Stationary Jam If copy paper fails to move past the vertical path ...Jam 1.5sec Figure 5-120 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 140
    ...vertical path roller paper sensor, if copy paper fails to reach the pre-registration... 6. Registration Paper Stationary Jam If copy paper does not move past... immediately, and flash the Jam indicator. Copy Start key ON STBY INTR SCFW... 5-122 5-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 141
    .../FEEDING SYSTEM 7. Delivery Delay Jam If copy paper does not reach the delivery ... immediately, and flash the Jam indicator. Copy Start key ON STBY INTR SCFW ... 5-123 8. Delivery Stationary Jam If copy paper does not move past ... 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
    ... as far as it can, turn off 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 PRINTED IN JAPAN (IMPRIME AU JAPON) 5-...
  • 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
    ...[1] [2] 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) ...
  • 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
    ...4) 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 AU...
  • 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
    ... thermistor has 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) ...
  • 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
    ... 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 of copies 1 2~9... 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 PRINTED IN JAPAN (IMPRIME...
  • 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
    ...Power Supplied to the Fixing Heater between Sheets When the copying speed is controlled to 6 cpm to prevent overheating .... To prevent possible problems, power to the fixing heater is stopped between sheets when the copying speed... Figure 6-107 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • Canon PC980 | Service Manual - Page 172
    ... the Copy Start key will be recognized. If an error is detected in relation to the heater during copying operation, the machine will indicate 'E000' through '...C and then 150°C or lower during copying operation. 6-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ... 7 EXTERNALS/AUXILIARY MECHANISMS This chapter shows the machine's external parts, and explains the principles used for the machine's various control mechanisms in view of the functions of electrical and ... E. Electrical 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
    ... fan (FM1) Heat exhausting fan Scanner Forward Reverse I I: If 6-cpm copying speed control is executed starting with the first copy, the fan will rotate. Figure 7-102 7-2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 183
    ... drive motor (M2) Scanner cooling fan Blanking lamp Noise filter circuit Composite power supply ... PCB M1 Fixing heater control circuit Scanning lamp control circuit Highvoltage power supply circuit ... Static eliminator Figure 7-201 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 184
    ... supply circuit in which a DC power supply, scanning lamp power supply, and high-voltage power ... 'E001', 'E002', and 'E003', the machine is equipped with a DC capacitor as part of the DC controller circuit. When...AC input 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 ... Figure 7-301 (Copyboard type) 7-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 189
    ...) Note: Remove the covers as necessary when cleaning, inspecting, or repairing the inside of the machine. Those covers that may be detached from their own by mere removal of... Right door [3] Multifeeder unit Figure 7-303 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN...
  • Canon PC980 | Service Manual - Page 190
    ... 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 detach the front upper ... to detach. [3] [4] [3] Figure 7-305 7-10 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ..., select the multifeeder as the source of paper, and press the Copy Start key. 2) When the pickup gear unit assembly ... switch. 3) Mount the multifeeder, and make one copy using it as the source of paper. Figure 7-313 7-14 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
    ... Remove the top cover. (See A.1. "Removing the Top Cover.") 2) Close the machine's top unit. 3) Remove the two screws [1], and detach the two support plates [2]; then,... Grounding plate Figure 7-317 7-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 197
    ... EXTERNALS/AUXILIARY MECHANISMS D. Main Motor/Main Drive Assembly 1. Removing the Main Motor Unit 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (... insulating sheet [3]. [3] Figure 7-319 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • 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
    .../AUXILIARY MECHANISMS 2. Removing the Main Drive Assembly 1) Remove the drum cartridge. 2) Remove the composite power supply PCB. (See E.2. "Removing the Composite Power Supply PCB.") ... insulating sheet [3]. [3] Figure 7-323 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • 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
    ... [2] Figure 7-328 4) Disconnect the ten connectors [3] from the composite power supply PCB, and disconnect the connector [4] from the main motor assembly. [3] [3] [3] [4] Figure 7-329 7-22 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • 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
    ... Power Supply ...DISASSEMBLY/ASSEMBLY ...A. Removing the ADF ...B. External Covers ...C. Drive System ...D. Feeding System ...E. Electrical System ... 8-15 8-16 8-17 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 (IMPRIME AU JAPON)
  • 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
    ...to drive 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 ... 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 ...
  • 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
    ... the movement of originals. The ADF is designed to accommodate one-sided original copying mode only. ADF controller PCB Registration paper detection signal (PDP2) ... (PDP3) J5-9 PI1 PI2 PI3 Figure 8-104 8-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME ...
  • Canon PC980 | Service Manual - Page 211
    ... after it picks up an original, it places it on the copyboard glass for copying, moves it away from the copyboard glass, and delivers it ...originals Picking up an original Feeding 1 Feeding 2 Copying Delivering Figure 8-105 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED...
  • Canon PC980 | Service Manual - Page 212
    ... 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
    ... (PDP2) PI2 PI3 Original tray ADF controller PCB Figure 8-107 Original Lengths and Operation Sequences Length ~313cm 314cm~ Sequence For A4/LTR originals For LGL originals Table 8-101 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-7
  • Canon PC980 | Service Manual - Page 214
    ... Operation When an original is placed on the original tray and the Copy Start key is pressed, the following sequence of... 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
    ...original. Delivery sensor PI1 1st original Feeding 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 (IMPRIME AU JAPON) 8-9
  • Canon PC980 | Service Manual - Page 216
    ... butt it against the registration roller. If the original is LGL, the second original is picked up after the scanner has been moved forward. 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 JAPON)
  • Canon PC980 | Service Manual - Page 217
    ... 3. Sequence of Operations (LGL, 2 originals) Original set Copy Start key ON Preparing for pickup Picking up /...Pickig up Feeding 1 Preparing for pickup of 2nd original Copying Feeding 2 Pickup motor (M2) Belt motor (... farther Figure 8-116 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 218
    ...as soon as the trailing edge of the original moves past the delivery sensor (PI1), thereby delivering the original slowly. 1st original Delivery sensor Delivery tray 2nd original Figure 8-118 8-12 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 219
    ... of Operations (A4/LTR, 2 originals) Original set Copy Start key ON Picking up /separating 1st original ... 1st original, picking up/separating 2nd original Copying Delivering Pickup motor (M2) Belt motor (...-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 ...up Delivering At reset (free) Table 8-102 8-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 221
    ...flash the Jam indicator on the controller and stop the belt motor at the same time. ADF controller PCB +24V Belt motor Q1 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 (IMPRIME AU JAPON) 8-15
  • Canon PC980 | Service Manual - Page 222
    ... + about 60 mm'. Pickup Original present at start Separation delay Pick-up delay PI1,PI2 PI2 PI2 ADF open Delivery delay jam MS1 PI1,PI2 Delivery Delivery stationary jam PI1 Table 8-103 8-16 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 223
    ...Outline Figure 8-124 shows the routes of power supply. The ADF is supplied by the copier with 5 V and 24 V. The 24V supply is cut off when the ... 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...
  • 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
    ...[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 JAPON)
  • Canon PC980 | Service Manual - Page 227
    ... 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 ... [1] from the bushing [2]. [1] [2] [1] [2] Figure 8-207 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 228
    ... [3], and separate the lower cover [4] from the upper cover [5]. [3] [3] [4] [3] [5] Figure 8-208 4) Disconnect the connector [6], 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
    ...2) Remove the screw [1] and the bushing [2]; then, remove the pickup roller cover [3]. [1] [3] [2] Figure 8-210 3) 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 JAPON) 8-23
  • Canon PC980 | Service Manual - Page 230
    ... Figure 8-212 5) Remove the five screws [9], and remove the right hinge unit [8]. [9] [9] [9] Figure 8-213 6) Remove the stop ring [10] (resin) 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
    ... Drive Unit.") Figure 8-216 2) Remove the E-ring [2], and remove the shaft [3]; then, detach the pickup roller 1 [4]. [4] [3] [2] Figure 8-217 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
    ... [2] by turning the link arm. [2] [1] Figure 8-220 3) While pushing the bushing [3] in the direction of the arrow, pull out the registration 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 JAPON)
  • Canon PC980 | Service Manual - Page 235
    ...and remove the bearing [3]. [3] [2] Figure 8-223 4) Remove the timing belt [4], and remove the feeding belt drive roller [5] by 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 JAPON) 8-29
  • Canon PC980 | Service Manual - Page 236
    ... the two screws [9], and remove the delivery sensor unit [8]. [9] [8] Figure 8-226 7) Remove the stop ring [10] (made of resin); 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
    ... brush [16]. [16] [15] Figure 8-229 10) Remove the two E-rings [17]; then, remove the timing belt [18], gear [19], and two bushings [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
    ... registration paper sensor. Sensor Original placement sensor Registration paper sensor Cable color Purple Yellow Registration paper sensor Original placement sensor Table 8-201 Figure 8-233 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 8-33
  • 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
    ... is a very important factor. • The floor of the site must ensure that the machine's feet will remain in contact, and will hold the machine level. ... 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
    .... This phenomenon is known as "condensation" and, in copiers, can cause blank copies. If the machine has been brought in from a ... will 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 PRINTED IN JAPAN (IMPRIME ...
  • 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
    ...Caution: You will need this protective member when relocating the machine. Be sure to store it away appropriately. Protective ...: If the protective member is not found on the machine, go to the next step. Open/close ... Protective member 9-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 247
    ...shipping attachments [1] and [2] removed in steps 3 and 4 in the machine's bottom unit. [2] [1] 10 Hold the tab ...cartridge, and take it out of the machine. 11 Holding the cartridge with the warning label facing up,...both directions (90°). COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG...
  • 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. 14 Push on the marking ... 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
    ... Press the Count/Zoom Set key and the Clear/Stop key to check that the copy count is correct. • Press the Default Ratio key to check that different ratios ... Count/Zoom Set key will indicate the correct ratio. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME...
  • Canon PC980 | Service Manual - Page 250
    ... on the copyboard glass, and make copies to see if the operation is correct. Clean the externals of the machine and the area around the .... • Check to make sure that as many copies as specified are made correctly. 24 9-8 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • Canon PC980 | Service Manual - Page 251
    ... 9 INSTALLATION B. 1. Placing Copy Paper Universal Cassette Work Take out the cassette from the machine, and remove ... (front) 3 Slide the side paper guide plate to suit the width of the copy paper to be used; then, ... guide plate (front) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • 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
    ...Shipping attachment [2] 9 10 Tape the machine's top unit in place to prevent it from opening. Place A4/LGL copy paper on the copyboard ...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 ...
  • Canon PC980 | Service Manual - Page 256
  • Canon PC980 | Service Manual - Page 257
    ... PARTS ...II. DURABLES AND CONSUMABLES ...III. SCHEDULED SERVICING ...IV. STORING AND HANDLING THE CARTRIDGE ... 10-1 10-1 10-1 10-2 A. ... ...10-2 B. Storing and Handling the Cartridge 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 258
    CHAPTER 10 MAINTENANCE AND SERVICING I. PERIODICALLY REPLACED PARTS The machine does not have parts which must be replaced on ...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) ...
  • 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
    ..., which would deteriorate if subjected to storing light. The cartridge also holds toner, requiring the user to exercise care when storing ... or organic solvent. d. Make sure that the cartridge is stored at 40°C/104°F or lower. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • 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
    ... (If you have soiled 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 ... as 10000 and 30000 lux.) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 263
  • Canon PC980 | Service Manual - Page 264
    ...-53 IV. TROUBLESHOOTING MALFUNCTIONS ...11-61 A. Troubleshooting Malfunctions ...11-61 V. TROUBLESHOOTING FEEDING PROBLEMS ...11-75 A. Copy Paper Jam ...11-75 B. ...84 VII. SELF DIAGNOSIS ...11-86 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN ...
  • 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 ... go to the next step and make the indicated checks. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 PRINTED IN JAPAN (IMPRIME ...
  • 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
    ...removed, dry-wiping with lint-free paper. Cartridge Item Drum cover shutter Tools/solvents Most cloth... all toner to prevent toner soiling images. Fixing Assembly, Delivery Assembly Item Inlet guide Tools/solvent... to wring it well. 11-4 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • 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 between the No. 1 mirror mount [7] and the scanning lamp [9]. [8] [7] [9] [5] Figure 11-229 4) Hook the end of ...[5] Figure 11-230 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG.1999 ...
  • Canon PC980 | Service Manual - Page 287
    ... 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 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
    ... you must adjust the intensity of the lamp (p. 11-42) and perform AE adjustment. • 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 the original tray. Figure...indicated is 10 ±2.5 mm (standard) or less. L3 Copy image L3=10 ± 2.5mm Figure 11-251 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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 ... position. 1) Obtain a sheet of A4 or LTR white copy paper, and draw two lines ... sheet. 10mm 10mm A4/LTR copy papper Figure 11-253 2) Remove ... 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)...the push switch (PSW) on the ADF controller PCB. • The copy paper will be picked up from the original tray and ...3456 Figure 11-258 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 303
    CHAPTER 11 TROUBLESHOOTING 8) Use the rotary switch (SW2) on the ADF controller PCB to adjust the original ... push switch (PSW) after deciding on a position to discharge the copy paper and store the optimum value. PSW ... 11-205 11-38 COPYRIGHT © 1999 CANON INC. 789 A CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 304
    CHAPTER 11 TROUBLESHOOTING Example: If L4 is 13 mm, You must shift the original stop...; then, push the push switch (PSW) to pick up the copy paper. ON 1 2 B CDE F012 3456 ON 1 2 SW1 Figure 11-260... 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 will be stored. ... 3456 Figure 11-262 11-40 COPYRIGHT © 1999 CANON INC. 789 A CANON PC800s/900s REV.0 AUG. 1999 ...
  • 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 ...the intensity of the scanning lamp and 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
    ... power supply PCB (See p.11-41.) • Scanning lamp Caution: If you have performed this adjustment...always perform AE adjustment. Making Adjustments 1) Set a cartridge in the machine. 2) Set the density correction switch (SW101...11-207 11-42 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 308
    ...replaced the scanning lamp. • Set the density correction switch (SW101) to the middle setting. If the machine ...keeping the condition in step 1), turn on the power. • The scanning lamp will turn on, and the main motor (M1)...JP103 and JP104. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • 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
    ... originals to find out whether the problem in question is caused by the machine or the originals. a. The copy density adjusting lever... 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. ...
  • Canon PC980 | Service Manual - Page 314
    ... user must know that it must be replaced with a new cartridge soon. • If the copies are not normal, Replace the new cartridge. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-49
  • Canon PC980 | Service Manual - Page 315
    CHAPTER 11 TROUBLESHOOTING 9. Others When a machine is brought in from a cold place (e.g., warehouse) to a warm place,... feeding faults. d. Condensation on the lower roller of the manual feed assembly will reduce friction, causing ...). 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
    ..., and static eliminator. Is the 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 ...supply PCB, DC controller PCB). COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 319
    ...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... Check the activation of the scanning lamp. 2. Check the developing assembly. 11-54 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 320
    ... Transfer 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
    ... Scanner rail 3 Is the problem noted at the same position on all copies? Yes Scanning lamp, Developing ... varistor. 4. Check the cartridge for leakage of toner. Clean the feeding assembly. Clean the pickup guide assembly ... roller. 11-56 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 322
    CHAPTER 11 TROUBLESHOOTING 14 The copy has a fixing fault. Cause Copy paper Step 1 Checks Is... PCB Copy paper Step 1 Checks Make copies using the cassette and manually. Are the results the same? YES/NO NO ... type? NO Registration clutch COPYRIGHT © 1999 CANON INC. YES CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 323
    ... system Cartridge 4 YES NO 19 The copy has horizontal fogging. Cause Scanning lamp Cartridge, High-voltage transformer assembly Scanning ... 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 ...
  • Canon PC980 | Service Manual - Page 324
    ... blank. Cause 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?...1. Check the contacts for electrical continuity. 2. Replace the cartridge COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • Canon PC980 | Service Manual - Page 325
    ... lamp remain on during copying? 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 (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 326
    ... keeping the condition in step 1), 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 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) 11-61
  • 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 transfer charging roller or the contact faulty? Replace the cartridge. Is the problem corrected? Does the high-voltage cable ... YES 1 1 6 4 11-64 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 330
    ... 9 E220 Step 1 2 Checks Does the scanning lamp turn on when the Copy Start key is pressed? Replace the composite power supply PCB. Is the problem corrected? YES/NO NO YES Action See "The scanning lamp fails to ... power supply PCB NO COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 331
    ... swich on the ADF controller PCB and the - probe to the copier ground. Is the voltage about 5V? NO ON 1 2 B CDE F012... ADF controller PCB. Is the problem corrected? YES NO End. Replace the copier's DC controller PCB...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,... 220/240V model: 250 V, 2.5 A YES Remove the cause of the problem, and replace the fuse. Replace the composite power supply... PCB NO 1 1 6 8 11-68 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 334
    CHAPTER 11 TROUBLESHOOTING 16 Pickup fails. (cassette) Cause Main motor (M1) Cassette Paper...2 3 Checks Does the main motor (M1) rotate when the Copy Start key is pressed? Is the cassette set correctly? Is...Replace the DC controller PCB. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 ...
  • Canon PC980 | Service Manual - Page 335
    CHAPTER 11 TROUBLESHOOTING 17 Pickup fails. (multifeeder) Cause Wrong operation Main motor (M1)... PCB. YES/NO NO Action Instruct the user on the correct way of operating the machine. See "The main motor fails ... 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 Step... Checks Does the main motor (M1) start to rotate when the Copy Start key is pressed? Is the pre-registration roller paper... 3 No 4 Yes No COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999...
  • Canon PC980 | Service Manual - Page 337
    ... are connected to J910-1 and J910-3 on the lamp side? Replace the DC controller PCB. Is the problem corrected? YES/NO NO Action Mount the scanning lamp correctly. Fuse (FU1)... 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 tend occur in the following blocks: [1] Pickup ... [3] [2] [1] Figure 11-501 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • 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, wavy, or otherwise deformed?... 4 5 NO NO YES COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • 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. 1999...
  • 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
    ... FU1 VZ2 Figure 11-603 Symbol Name Lamp Heater Notation LA1 H1 Description Scanning ...Fixing heater temperature detection Scanner temperature detection Lamp overheating detection Fixing heater overheating detection ... Thermal fuse Varistor COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. ...
  • Canon PC980 | Service Manual - Page 347
    ..., generates high voltage, and controls the scanning lamp. Makes an electrical connection between the machine top and bottom. Provides copying insurrections/indications. ... for blanking exposure. 11-82 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 348
    CHAPTER 11 TROUBLESHOOTING E. ADF M2 M1 [1] PI3 MS1 PI2 PI1 Figure 11-605 Symbol PS Name Photointerrupter Notation PI1 PI2 ... 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 JAPON)...
  • 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
    CHAPTER 11 TROUBLESHOOTING VII. SELF DIAGNOSIS The microprocessor on the machine's DC controller PCB is...mechanism that checks the condition of the machine (particularly, sensors) and indicates an error code in the count/ratio ...faulty. 11-86 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 352
    ... composite power supply PCB is faulty. • Data communication between the copier and the ADF (faulty). • The DC controller PCB is faulty. .... • During a copying run, the +24 V power deviates 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
    ... DIAGRAM ...A-31 HIGH VOLTAGE CONTACT CIRCUIT DIAGRAM ...A-32 BLANK EXPOSURE (front) CIRCUIT DIAGRAM ...A-33 BLANK EXPOSURE (rear) CIRCUIT DIAGRAM ...A-34 SPECIAL TOOLS ...A-35 SOLVENTS/OILS ...A-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 355
  • Canon PC980 | Service Manual - Page 356
    ... 2 copies, DIRECT, from cassette) Power switch ON Sequence STBY Copy Start key ON INTR AER SCFW SCRV SCFW A. ... 12 13 14 15 16 17 18 5 Scanning lamp (LA1) Primary AC bias Primary DC bias Developing... / lens drive motor (reverse) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED ...
  • Canon PC980 | Service Manual - Page 357
    ... ADF TYPE Sequence Copy Start key Power switch ON ON Original set STBY...) Lens solenoid (SL3) Preparing for pickup Copier Pickup clutch solenoid (SL1) Cassette... paper sensor (Q751) 11 Scanning lamp (LA1) 12 Primary AC bias... 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 ... PICKUP CLUTCH SOLENOID DRIVE signal SCANNING LAMP INTENSITY ADJUSTMENT signal POWER SWITCH OFF ... 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
    C. Fixing heater H1 J16 1 2 GENERAL CIRCUIT DIAGRAM 1. Copier MAIN MOTOR DRIVER PCB J901 1 2 3 4... J502 2 1 J501 2 1 Thermal fuse 1 FU1 J17 Scanning lamp LA1 FT6 J434 J15 J2 1 1 2 2... pickup solenoid (Multifeeder type only) COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • Canon PC980 | Service Manual - Page 361
    ...composite power supply NO Y/GN (M4) ADF Switch COM FG (M3) MS1 Color coding BK BLACK BL BLUE BR BROWN GY GRAY GN GREEN OR ORANGE PK... RED SB SKY-BLUE V VIOLET W WHITE Y YELLOW 2 1 4 5 A-6 J202 OR OR COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU ...
  • Canon PC980 | Service Manual - Page 362
    ...* SB_ON DV_AC_ON* DV_DC_ON* PR_DC_ON* CPS_REQ* 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
    ...PWOFF 1 2 3 4 5 6 7 J104 J104 J104 J104 J104 J104 J104 DIG2 SERVICE JP103 JP104 C256 SB_LP* +24VU 2 1 KR0 KR1 PWOFF J106 J106 DSVR DIG4 C258 ... R386 3 4 5 J132 J132 J132 1 TP101 R365 PDP A-14 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
  • Canon PC980 | Service Manual - Page 370
    ... RD* TXD RXD DM0 DM1 WD LED ADFC PDP3 PDP2 PDP1 R44 C8 C22 J1 3 + R1 C1 +5V +5V +5V CP1 J6 J6 R45 +24V ZD1 Q11 ADFC 1 2 HC14 VCC GND Q6 CB1 C21 14 7 C10 +5V J1 4 J1 1 C2 + J1 2 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON) A-15
  • Canon PC980 | Service Manual - Page 371
    ...4 +24V 1 J3 J3 J3 J3 J3 +5V R10 DM1 DM0 TP1 6 TP1 7 VCC NC 1 3 IN1 OUT1 2 5 IN2 OUT2 GND 4 Q5 7 6 +24V OUTA OUTA* 7 6 J3 J3 C11 +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
    ...J5 +5V L1 J5 DIPSW1 DIPSW0 R37 R38 2 1 +5V SW1 8 Q6 HC14 SW3 10 Q6 HC14 12 Q6 3 4 HC14 6 Q6 HC14 +5V 5 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
    ... 13 KR0 b1 SW305 SW306 SW307 SW308 g2 + J301 14 KR1 COPY AE CASSETTE/MULTI g3 f2 CLR ZOOM PRESET COPY RATIO a2 b2 f3 a3 b3 c1 e2 d2 c2 e3 d3 c3... 17 C301 16 SW309 2 J303 1 J303 POWER COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN JAPAN (...
  • 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
    ... special tool(s) in addition to the standard tools set when servicing the machine. No 1 Tool Mirror positioning tool... pressure Range of measurements: 0 to 1,500g *Rank: A: Each service person is expected to carry one. B: Each ... to carry one. COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG....
  • Canon PC980 | Service Manual - Page 391
    ...No. 1 Name Alcohol Uses Cleaning: e.g., glass, plastic, rubber parts; external covers Cleaning: e.g., metal; oil or toner dirt Lubricating spring clutch Lubricating drive and ... family) Silicone oil A-36 COPYRIGHT © 1999 CANON INC. CANON PC800s/900s REV.0 AUG. 1999 PRINTED IN...
  • 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