Sharp FO IS125N Service Manual

Sharp FO IS125N - B/W Laser - All-in-One Manual

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  • Sharp FO IS125N | Service Manual - Page 1
    TopPage FO-IS125N SERVICE MANUAL No. 00ZFIS125NSME FACSIMILE MODEL FO-IS125N MODEL FO-IS125N SELECTION CODE DESTINATION U U.S.A. CONTENTS CHAPTER 1. GENERAL DESCRIPTION [1] Caution 1-1 [2] Specifications 1-3 [3] Operation panel 1-5 [4] Transmittable documents 1-6 [5] Installation 1-7
  • Sharp FO IS125N | Service Manual - Page 2
    at the time of servicing. 1) When a problem in the laser optical unit has occurred, the whole optical unit must be exchanged as a unit, not an individual part. 2) Do not look into the machine with the main switch turned on after removing the toner/developer unit and drum cartridge. 3) Do not look
  • Sharp FO IS125N | Service Manual - Page 3
    instructions. (Finnish) VAROITUS Paristo voi räjähtää, jos se on virheellisesti asennettu. Vaihda paristo ainoastaan laitevalmistajan suosittelemaan tyyppiin. Hävitä käytetty paristo valmistajan ohjeiden mukaisesti. 4. Precautions for using Lead-Free Solder FO-IS125N in the service manual. The
  • Sharp FO IS125N | Service Manual - Page 4
    FO-IS125N [2] Specifications Print specifications Toner cartridge yield* (continuous print- Initial starter cartridge (included with machine): Approx. 1500 pages ing, 5% page coverage, letter paper): Replacement cartridge (FO-25ND): Approx. 3000 pages Drum cartridge yield* (continuous print-
  • Sharp FO IS125N | Service Manual - Page 5
    attachments): Weight (with attachments): Width: 16.8" (426 mm) Depth: 16.1" (410 mm) Height: 8.2" (208 mm) Approx. 15.6 lbs. (7.1 kg) FO-IS125N As a part of our policy of continuous improvement, SHARP reserves the right to make design and specification changes for product improvement without
  • Sharp FO IS125N | Service Manual - Page 6
    FO-IS125N [3] Operation panel 1234 5 6 7 8 9 10 11 12 13 14 SPEAKER HOLD SPEED DIAL REDIAL GLOBAL ADDRESS SYMBOL INFO FUNCTION RECEPTION RESOLUTION RELEASE 15 Note: Affix the Rapid Key labels as shown above. 16 17 18 19 20 21 22 23 1. SPEAKER key: Press to listen to the line and fax tones
  • Sharp FO IS125N | Service Manual - Page 7
    of normal contrast duplicated by a copying machine can also be transmitted. • Diazo copy (blue print) • Diazo copy documents of a normal contrast may be transmitted. • Carbon copy A carbon copy may be transmitted if its contrast is normal. FO-IS125N 4. Cautions on Transmitting Documents • Documents
  • Sharp FO IS125N | Service Manual - Page 8
    used in most homes and offices. • The language is unclear in this part. Perhaps it could say: "Plugging the fax machine into a jack which is not a standard analog telephone jack, may result in damage to the machine or your telephone system." 3. Attaching the tray 1) Attach the paper tray. 2) Attach
  • Sharp FO IS125N | Service Manual - Page 9
    toner cartridge and drum cartridge The laser printer in the machine uses a toner cartridge and a drum cartridge. • The starter toner cartridge included with the machine can print approximately 1500 letter-size pages at 5% page coverage. • When replacing the toner cartridge, use a SHARP FO-25ND toner
  • Sharp FO IS125N | Service Manual - Page 10
    FO-IS125N 2) Press the release ( 1 ) and open the front cover ( 2 ). 7) Grasp the cartridge handle and insert the toner cartridge into the print compartment, sliding it along the guides. 2 1 3) Open the side cover. Grasp this handle to insert the cartridge. • Make sure the cartridge "clicks" into
  • Sharp FO IS125N | Service Manual - Page 11
    DRUM COUNTER] 10. Manually resetting the toner counter When a new toner cartridge is installed, the toner toner counter manually. 1) Press INFO and then until [LIFE] appears in the display. 2) Press appears. , then 3) Press START . until [CLEAR TONER . FO-IS125N • the paper guide and adjust
  • Sharp FO IS125N | Service Manual - Page 12
    FO-IS125N [6] Clearing paper jams 1. Clearing a jammed document If the original both sides to make sure it clicks into place. 2. Clearing jammed printing paper 1) Open the top cover of the machine. 2) Rotate the lever so that it points straight up and pull it up ( 1 ). Remove the document (
  • Sharp FO IS125N | Service Manual - Page 13
    paper is protruding from the front of the machine, gently pull it out. Take care not drum (the green cylinder). This may damage the drum. 5) If the jammed page cannot be pulled out directly, open the side cover and rotate the white knob in the direction shown to feed out the jammed paper. FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 14
    Install the power supply unit in the machine. 2. Set the recording paper and document. 3. When the document is loaded, power is supplied to the output lines. Confirm that outputs are within the limits below. 2.1. Output voltage settings Service Manual CNLAN CNSP CNTEL CNLNJ CNPW CNFM 10 CONTROL
  • Sharp FO IS125N | Service Manual - Page 15
    check 3.1. General Note: Since the parts of this PWB cannot be supplied, change it as a unit. CAUTION DO NOT TOUCH! (VR1, VR51) FO-IS125N CAUTION HIGH VOLTAGE AREA MAX. 4000V (THICK LINE) CAUTION DO NOT TOUCH! (VR31) CAUTION HIGH VOLTAGE AREA MAX. 4000V (THICK LINE) CAUTION - HIGH VOLTAGE The
  • Sharp FO IS125N | Service Manual - Page 16
    FO-IS125N 3.2. MC Voltage Check Point GND (-) (J3 or Chassis Frame) MC Voltage cover should never be opened by anyone other than a qualified serviceperson. There are many high voltage parts inside the unit, and touching them is dangerous. 1) MC Voltage Voltage(v) 300Hz Time(s) Type Tolerance
  • Sharp FO IS125N | Service Manual - Page 17
    Voltage Check Point GND (-) (J3 or Chassis Frame) FO-IS125N TC Voltage Check Point (+) (There is danger of an should never be opened by anyone other than a qualified serviceperson. There are many high voltage parts inside the unit, and touching them is dangerous. 1) TC Voltage Voltage(v) 300Hz 2 -
  • Sharp FO IS125N | Service Manual - Page 18
    FO-IS125N 3.4. SV/DV Voltage Check Point and SV (-) Voltage Adjustment Volume GND (-) (J3 or Chassis Frame should never be opened by anyone other than a qualified serviceperson. There are many high voltage parts inside the unit, and touching them is dangerous. SV Voltage Check Point (+) VOLTAGE SV
  • Sharp FO IS125N | Service Manual - Page 19
    generated in the Printer motor drive circuit. in the Solenoid driver circuit. If F501 parts KAB3202 801 (Sharp code: QFS-L1037YCZZ) KAB5002 251 (Sharp code: QFS-L2021XHZZ) KAB2402 402 (Sharp code: QFS-L2025XHZZ) KAB5002 321 (Sharp code: QPRTR2001XHZZ) 5. Power Supply Unit Replacement FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 20
    FO-IS125N [2] Diagnostics and service START key. (Diag • specifications) FUNCTION 9 8 7 ROM MEMORY CLEAR START SHADING MODE START AUTO FEEDER MODE START FLASH MEM. CHECK START MEMORY SET MODE START CIS ADJUST START SHARP soft switch is entered, key error buzzer sounds to reject the input
  • Sharp FO IS125N | Service Manual - Page 21
    list In the soft switch mode, press [COPY/HELP] key, and the soft switch list will be printed AGING MODE Display during the aging mode interval FO-IS125N 2.4. PANEL KEY TEST This is used to key skipped, the following message will be displayed. KEY ERROR !! A key name that is not pressed yet is
  • Sharp FO IS125N | Service Manual - Page 22
    FO-IS125N 2.6. SIGNAL SEND MODE The specified signals are transmitted in the following sequence to check the modem. 1. Press the [START] key, and no signals with the loop state starts. [1] No signals (making the loop) [7] 7200BPS (V. 29) [2] 14400BPS (V. 17) [8] 4800BPS (V. 27ter) [3] 12000BPS
  • Sharp FO IS125N | Service Manual - Page 23
    the [STOP] key for interruption. 2.16. ASF AGING The recording paper is fed continuously. DIAG MODE ASF AGING Start by pressing the [START] key ASF AGING Press the [STOP] key for interruption. 2.17. PASSCODE LIST Used to print the passcode (SECURE FAX, etc.). FO-IS125N DIAG MODE PASSCODE LIST
  • Sharp FO IS125N | Service Manual - Page 24
    FO-IS125N 3. How to make soft switch setting To enter the soft switch mode, press the following key entries in while settings done to the preceding SW No. remain in effect. When the COPY/HELP key is pressed, the contents of soft switches are printed. The soft switch mode is terminated. 2 - 11
  • Sharp FO IS125N | Service Manual - Page 25
    8 Default file format for network scan 1 Protocol monitor 2 Line monitor 3 Reserved SW 4 Sender error N NSF: Once DIS: Twice No TIFF No No Yes No Yes No Yes No Yes Binary input No. = 8 4 2 1 2 3 4 5 (Data No.) EX 1 1 0 1 eg. -13dBm 6 Reserved 7 Reserved 8 Key tone Off On FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 26
    FO-IS125N SW DATA NO. NO. ITEM 1 Recall interval (FAX) 2 3 4 SW 6 5 Recall times (FAX) 6 7 8 Switch setting and function 1 0 Binary input Reserved V.29 9600bps V.29 7200bps V. Error Only Error/Memory 6 Transmission 7 Not Printed 8 Every Time 1 Reserved 2 Activate receive fax
  • Sharp FO IS125N | Service Manual - Page 27
    Reserved 2 Reserved 3 Reserved SW 4 Reserved 16 5 Reserved 6 Reserved 7 Reserved 8 Reserved Switch 0 0 1 1 0 0 1 1 No No. 3 0 1 0 1 0 1 0 1 No. 6 0 1 0 1 0 1 0 1 No. 3 0 1 0 1 0 1 0 1 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 0 Remarks 0 1 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0
  • Sharp FO IS125N | Service Manual - Page 28
    FO-IS125N SW DATA NO. NO. ITEM Reserved Dial tone detection frequency 1 SW 22 2 3 Busy tone detection frequency 4 5 6 Reserved 7 Reserved 8 Reserved No.) EX 0 1 1 0 1 eg. Signal transmission level is set to -10dBm Binary input No. = 16 8 4 2 1 1 2 3 4 5 (Data No.) EX 1 0 0 0 1 eg. Signal
  • Sharp FO IS125N | Service Manual - Page 29
    Reserved 7 Reserved 8 Reserved Switch setting and function 1 0 FO-IS125N Initial setting Remarks Binary input No. = 8 4 2 0 0 0 0 1 0 0 RING5 1 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 - 16
  • Sharp FO IS125N | Service Manual - Page 30
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 29 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 30 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 31 5 Reserved 6 Reserved 7 Reserved 8
  • Sharp FO IS125N | Service Manual - Page 31
    Line density selection STAN- FINE S-FINE STAN- DARD DARD 3 No. 3 0 0 1 1 SW 4 No. 4 0 1 0 1 41 5 Activity report print Yes (When memory full) No (First data is cleared when memory full) 6 Daylight saving No Yes 7 Print setting of received fax for Fax Print at error Always
  • Sharp FO IS125N | Service Manual - Page 32
    FO-IS125N SW DATA NO. NO. ITEM 1 Reserved 2 Reserved Ringer volume 3 SW 4 42 Speaker volume 5 6 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 43 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1
  • Sharp FO IS125N | Service Manual - Page 33
    Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 54 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 1 1 0 0 0 1 1 0 1 1 0 1 1 0 0 1 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 Remarks 2 - 20
  • Sharp FO IS125N | Service Manual - Page 34
    FO-IS125N SW DATA NO. NO. ITEM 1 Reserved 2 Reserved 3 Digital cable equalizer for reception SW 4 Reserved 55 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved 4 Reserved SW 56
  • Sharp FO IS125N | Service Manual - Page 35
    3 Reserved SW 4 Reserved 68 5 Reserved 6 Reserved 7 Reserved 8 Reserved Effective Switch setting and function 1 0 Not effective FO-IS125N Initial setting 0 Remarks 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 - 22
  • Sharp FO IS125N | Service Manual - Page 36
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 69 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 70 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 37
    SW 4 Error criterion 77 5 Toner empty print 6 Reserved 7 Drum life over 5 Reserved 6 Reserved 7 Reserved 8 Reserved Switch setting and function 1 0 10~20% Print Printer error 5~10% Not print Printer warning FO-IS125N Initial setting 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  • Sharp FO IS125N | Service Manual - Page 38
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 83 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 84 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 39
    Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 96 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 1 0 0 0 1 0 1 0 0 0 1 0 1 0 1 0 1 0 1 0 0 1 0 0 0 0 0 1 0 0 1 0 0 1 1 0 0 0 0 1 0 Remarks 2 - 26
  • Sharp FO IS125N | Service Manual - Page 40
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 97 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 98 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 41
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 110 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 1 0 1 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 Remarks 2 - 28
  • Sharp FO IS125N | Service Manual - Page 42
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 111 5 Reserved 6 Reserved 7 Reserved 8 Reserved Switch setting and function 1 0 Initial setting 0 0 1 1 0 0 0 0 1 0 0 1 0 1 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 Remarks 2 - 29
  • Sharp FO IS125N | Service Manual - Page 43
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 124 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 Remarks 2 - 30
  • Sharp FO IS125N | Service Manual - Page 44
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 125 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 126 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 127 5 Reserved 6 Reserved 7 Reserved
  • Sharp FO IS125N | Service Manual - Page 45
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 138 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 1 1 0 0 1 0 1 0 0 0 0 0 0 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Remarks 2 - 32
  • Sharp FO IS125N | Service Manual - Page 46
    FO-IS125N SW DATA NO. NO. ITEM 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 139 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 140 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1
  • Sharp FO IS125N | Service Manual - Page 47
    link off 5 6 7 8 1 Reserved Default resolution for network scan 2 SW 3 146 4 Reserved 5 Reserved 6 Reserved 7 value: 1~12 1st week 0 0 0 1 2st week 0 0 1 0 3st week 0 0 1 1 4st week 0 1 0 0 FO-IS125N Initial setting Remarks 1 - 15 seconds 0 0 0 0 1 - 15 seconds 0 0 0 0 0 0 1 0 0 0 0 0
  • Sharp FO IS125N | Service Manual - Page 48
    FO-IS125N SW DATA NO. NO. ITEM DST start time-Day of week 1 2 SW 3 149 DST start time-Hour 4 5 6 7 8 DST end time-Month (1-12) 1 2 SW 3 150 4 DST end time-Week 5 6 7 8 DST end time-Day of week 1 2 SW 3 151 DST end time-Hour 4 5 6 7 8 1 FTP mode set 2 User control 3 Authentication
  • Sharp FO IS125N | Service Manual - Page 49
    34 mode transmission speed No. 1 No. 2 Fax data Enable On On 2400bps Switch setting and function 2400(bps) x 12 = 28800(bps) 7 2400(bps) is set for N=0. 33600(bps) is set for N=15. 8 FO-IS125N Initial setting Remarks SECURITY 0 0 0 OPTION 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
  • Sharp FO IS125N | Service Manual - Page 50
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 159 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 160 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 51
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 172 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 1 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Remarks 2 - 38
  • Sharp FO IS125N | Service Manual - Page 52
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 173 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 174 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 53
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 186 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 1 1 0 1 1 0 0 0 1 Remarks 2 - 40
  • Sharp FO IS125N | Service Manual - Page 54
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 187 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 188 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 55
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 200 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 1 1 0 0 0 0 0 1 0 1 0 0 1 1 1 0 1 0 0 0 1 1 0 1 1 0 1 0 0 0 1 1 0 1 0 1 0 1 0 0 0 0 1 1 0 0 0 0 1 1 0 0 1 0 Remarks 2 - 42
  • Sharp FO IS125N | Service Manual - Page 56
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved SW 3 Reserved 201 4 Reserved l SW 5 Reserved 210 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved SW 3 Reserved 211 l 4 Reserved SW 5 Reserved 221 6
  • Sharp FO IS125N | Service Manual - Page 57
    2 Reserved SW 3 Reserved 239 4 Reserved l SW 5 Reserved 240 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 1 0 0 0 1 1 0 0 0 1 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 Remarks 2 - 44
  • Sharp FO IS125N | Service Manual - Page 58
    FO-IS125N SW DATA NO. NO. ITEM 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 241 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 242 5 Reserved 6 Reserved 7 Reserved 8 Pre-
  • Sharp FO IS125N | Service Manual - Page 59
    1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 261 5 Reserved 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 0 1 0 1 1 1 1 1 0 1 0 1 0 1 0 0 0 1 0 1 0 0 0 0 1 0 1 0 0 0 0 0 1 1 0 0 1 0 0 Remarks 2 - 46
  • Sharp FO IS125N | Service Manual - Page 60
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 262 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 263 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 61
    Reserved 2 Reserved SW 3 Reserved 275 4 Reserved l SW 5 Reserved 290 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 1 1 1 1 1 Remarks 2 - 48
  • Sharp FO IS125N | Service Manual - Page 62
    FO-IS125N SW DATA NO. NO. 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 291 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved 3 Reserved SW 4 Reserved 292 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2
  • Sharp FO IS125N | Service Manual - Page 63
    SW 4 Reserved 298 5 Reserved 6 Reserved 7 Reserved 8 Reserved 1 Reserved 2 Reserved SW 3 Reserved 299 l 4 Reserved SW 5 Reserved 290 6 Reserved 7 Reserved 8 Reserved ITEM Switch setting and function 1 0 FO-IS125N Initial setting 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 Remarks 2 - 50
  • Sharp FO IS125N | Service Manual - Page 64
    FO-IS125N 4.2. Soft switch function description SW1 No. 1, No. 2 Receive mode Used to select the reception mode (AUTO or MANUAL) for receiving faxes. SW1 No. 3 ~ No. 6 Reserved SW1 No. 7 Sort copy function Used for sort copy. SW1 No. 8 Reserved SW2 No. 1 Forced 4800bps reception When line conditions
  • Sharp FO IS125N | Service Manual - Page 65
    machine without conditions or to allow only the request from the authorized other party's machine memory transmission or when a communication error is encountered. SW11 No. 1 Reserved SW11 No. 2 Activate receive fax to e-mail The receive fax Reserved FO-IS125N SW12 No. 3, No. 4 EOL (End of Line)
  • Sharp FO IS125N | Service Manual - Page 66
    FO-IS125N SW22 No. 4, No. 5 Busy tone detection frequency To select frequency range of signals to be detected as Busy Tone. SW22 No. 6 ~ No. 8 Reserved SW23 No.1 ~ No. 4 Number of rings for auto-receive (0: No ring receive) When the machine is set in the auto receive mode, the number of rings before
  • Sharp FO IS125N | Service Manual - Page 67
    Reserved FO-IS125N the other party's machine. SW59 No. Error criterion Used to select error criterion for sending back RTN when receiving image data. SW77 No. 5 Toner empty print Used to specify whether or not to cancel printing when "Toner Empty" is displayed. SW77 No. 6 Reserved SW77 No. 7 Drum
  • Sharp FO IS125N | Service Manual - Page 68
    FO-IS125N SW152 No or not to give warning when login fails for the third time in a raw with the user control function enabled. SW153 No. 5 ~ No. 8 Reserved SW154 ~ SW156 No. 1 ~ mode. SW157 No. 2 V.34 mode function in case of manual communication Used to select whether the V.34 mode is made valid
  • Sharp FO IS125N | Service Manual - Page 69
    be used in case [1] [2] [3] [4]. FO-IS125N • Slow down the transmission speed SOFT SWITCH SW5-2, 3, 4, 5. May be used in case [2] [3]. • Replace the LIU PWB. May be used in all cases. • Replace the control PWB. May be used in all cases. • If transmission problems still exist on the machine, use the
  • Sharp FO IS125N | Service Manual - Page 70
    FO-IS125N [4] Error code table 1. Communication error code table 1.1. G3 Transmission Code 0 1 Final received signal Incomplete signal frame NSF, DIS 2 CFR 3 FTT 4 MCF 5 PIP or PIN 6 RTN or RTP 7 No signal or DCN 8 - 11 - 12 - 13 - 1.2. G3 Reception Error Condition (Receiver
  • Sharp FO IS125N | Service Manual - Page 71
    DESCRIPTIOSNervice Manual FO-IS125N [1] . 2) Place documents face down in the hopper. • Adjust the document guides to the document width. • Align the top edge of documents and gently Document size Range Document size Weight Kind Product specifications Lower Limit Upper Limit 52g/m2 80g/m2
  • Sharp FO IS125N | Service Manual - Page 72
    FO-IS125N 4. Paper path Exit roller Exit Pinch roller POsensor Backup roller Send feed roller Separation rubber Front sensor Back roller Exit Pinch roller Document input Document exit Print exit Paper Optical unit (LSU) Toner cartridge Exit roller CIS Feed roller Heat roller Drum
  • Sharp FO IS125N | Service Manual - Page 73
    5. Components layout 19 18 20 16 6 8 7 4 1 14 15 FO-IS125N 2 3 5 17 21 22 13 11 12 9 10 No. PARTS NAME 1 Exit pinch roller 2 Exit roller 3 No. 12 13 14 15 16 17 18 19 20 21 22 Drum cartridge Transfer roller Optical unit (LSU) Toner cartridge Backup roller Heat roller Exit pinch
  • Sharp FO IS125N | Service Manual - Page 74
    FO-IS125N 6. Switch/Sensor layout 6 5 7 8 4 9 3 1 2 No. PARTS NAME 1 P-IN sensor 2 Interlock switch 3 Toner cartridge sensor off the power relay power line (+24 V line). When the heat roller temperature rises abnormally, this fuse cuts off the heater lamp power line. When the document is
  • Sharp FO IS125N | Service Manual - Page 75
    FO-IS125N Paper Heat roller Heater lamp Pressure roller Main charger brush Separation electrode Laser Scanning Unit Laser beam Developing roller Supply roller Transfer charge roller Paper Photoconductor drum (OPC) Toner diagram (2) Fig. 7 CONTROL PWB FAX 22 ENGINE IC100 21 Logic 27
  • Sharp FO IS125N | Service Manual - Page 76
    FO-IS125N 7.4. Image forming process diagram High voltage circuit Main charger brush Scanning mirror Mirror Lens Laser diode Exposure Cleaning, Charge Development cleaning Toner Developing roller High voltage circuit Paper exit Fusing Separation Separation sheet Transfer Heat roller
  • Sharp FO IS125N | Service Manual - Page 77
    removed. This principle is used to form latent electrostatic images. FO-IS125N 7.5.2 Developing unit Latent electrostatic images formed by laser beam on the OPC drum are developed to visible images by the developing unit. Toner is filled in the developing unit. a. Developing roller The developing
  • Sharp FO IS125N | Service Manual - Page 78
    FO-IS125N 7.6. Image forming operation STEP 1 (Cleaning, Charging): Residual toner the OPC drum is stirred and negative charges are scattered evenly on the OPC drum. (The OPC drum surface is evenly charged.) The main charger is a rotating brush roller. The main charger removes residual toner
  • Sharp FO IS125N | Service Manual - Page 79
    electrostatic images on the OPC drum to form visible images. FO-IS125N On the other hand, when an area of OPC drum which was not exposed to the laser beam and did not lose its charge comes in contact with the developing roller, any residual toner attached to the OPC drum is transferred to the
  • Sharp FO IS125N | Service Manual - Page 80
    FO-IS125N STEP 5 (Paper separation): The paper is separated from the OPC drum. STEP 6 (Discharge): The drum surface is discharged to facilitate cleaning of the drum surface. (The remaining toner is easily collected by the main charger roller.) OPC drum Aluminum layer (Drum base) CGL CTL Paper
  • Sharp FO IS125N | Service Manual - Page 81
    7.7.1 Transition of OPC drum surface potential by print operation FO-IS125N 7.7.2 OPC drum surface potential and developing bias voltage in development OPC surface potential (-V) OPC drum surface potential (-V) -950V Laser Dark beam area potential -250V Toner attachment potential Developing
  • Sharp FO IS125N | Service Manual - Page 82
    FO-IS125N 8. Timing chart 8.1. Print process PRINT PROCESS Signal Name MCON Signal PWMSIN Signal Soft Control PMD (Polygon motor) MM (Main motor) MC (Main charger) MC (Superposing) (
  • Sharp FO IS125N | Service Manual - Page 83
    FO-IS125N [2] Disassembly and assembly procedures • This chapter mainly describes the disassembly procedures. For the assembly procedures, reverse the disassembly procedures. • Easy and simple disassembly/assembly procedures of some parts in the parts guide. Parts list (Fig. 1) No. Part name Qty
  • Sharp FO IS125N | Service Manual - Page 84
    FO-IS125N 2. Motor cover/Handset holder unit/Bottom cabinet NOTE: For disassembly of the inside of the unit, refer to the exploded view in the parts guide. Parts list (Fig. 2) No. Part name 1 Mechanism unit 2 Screw (3x10) 3 Hook 4 Motor cover 5 Screw (3x10) Qty No. Part name Qty 1 6
  • Sharp FO IS125N | Service Manual - Page 85
    3. Paper hopper unit/PWB's/Operation panel unit FO-IS125N NOTE: For disassembly of the inside of the unit, refer to the exploded view in the parts guide. Operation panel unit 17 Parts list (Fig. 3) No. Part name Qty 1 Mechanism unit 1 2 Screw (3x10) 2 3 Paper hopper unit 1 4 Screw (3x8)
  • Sharp FO IS125N | Service Manual - Page 86
    FO-IS125N 4. Paper hopper 10 7 8 2 5 9 4 ,5 6 11 Parts list (Fig. 4) No. Part name Qty No. Part name Qty 1 Paper hopper unit 1 7 Rotation plate 1 2 Screw with washer (3x10) 2 8 Paper pad 1 3 RP release spring 1 9 Coil spring 3 4 RP release gear, right 1 10 A4 paper guide 1 5 RP
  • Sharp FO IS125N | Service Manual - Page 87
    /Optical unit/Fusing unit/Drive unit FO-IS125N NOTE: For disassembly of the inside of the unit, refer to the exploded view in the parts guide. 4 Parts list (Fig. 5) No. Part name 1 Mechanism unit 2 Hook 3 Front cover unit 4 Screw (3x10) 5 PU guide upper unit 6 Screw (3x10) 7 Screw (3x6
  • Sharp FO IS125N | Service Manual - Page 88
    FO-IS125N 6. Wire treatment Parts list (Fig. 6) No. Part name Qty 1 Band (100mm) 4 TOP VIEW Control PWB unit Power supply PWB unit Speaker cable (CNSP) Hook switch Fan motor cable (CNTEL) cable (CNFM) Paper
  • Sharp FO IS125N | Service Manual - Page 89
    diagram Service Manual FO-IS125N Scanner Unit Document Sensor CIS 200dpi, B/W Stepper Motor (Scanner Motor) Printer Engine OPTICAL UNIT (LSU) High Voltage PWB Unit Power Supply PWB Unit Fuser Unit Heater Lamp Thermistor Sensors Stepper Motor (Printer Motor) Solenoid for Pick-up Fan Motor Fax
  • Sharp FO IS125N | Service Manual - Page 90
    FO-IS125N [2] Wiring diagram 4 - 2 ROUTER SPEAKER HANDSET HOOK SWITCH PWB CNHJ CNTEL 2PIN CNLAN CNSP 8PIN 5PIN CNTEL CONTROL PWB UNIT TEL LINE CNLNL AC 120V/60Hz CN4 POWER SUPPLY PWB UNIT CNPN 19PIN CNPW 10PIN CN3 CNTNR CNPOUT CNRTH CNPIN CNCIS CNHV CNLSR CNPM CNMM CNTXM CNSL
  • Sharp FO IS125N | Service Manual - Page 91
    [3] Point-to-point diagram FO-IS125N CNCIS AO 1 GND 2 VDD 3 CIS SI 4 CLK 5 GLED 6 VLED 7 SPEAKER SP+ 1 SP- 2 MA+ 1 SCANNER MB+ 2 MOTOR MA- 3 MB- 4 PRINTER MOTOR MA+ 1 MB+ 2 MA- 3 MB- 4 FAN MOTOR VFM+ 1 N.C. 2 VFM- 3 THERMISTOR RTH1 RTH2 1 2 P-IN
  • Sharp FO IS125N | Service Manual - Page 92
    surface mounting parts. Each PWB is independent according to its function as shown in Fig. 1. 2. PWB configuration Service Manual AC CORD FAN HIGH VOLTAGE PWB HEATER LAMP POWER SUPPLY PWB LINE CABLE HANDSET HOOK SWITCH PWB CONTROL PWB ETHERNET OPTICAL UNIT (LSU) MAIN MOTOR TONER C/T SENSOR
  • Sharp FO IS125N | Service Manual - Page 93
    dual supply operation FO-IS125N • Compact lead-free (Pb-free) package CX95410 Fax Engine Controller: 176-pin LQFP CX20548 Codec (IA): 16-pin QFN 2. System Function i) Scan: Scanner control signals are provided by FlexIO port and dedicated I/O to support common CIS scanners. Analog scan sensor data
  • Sharp FO IS125N | Service Manual - Page 94
    FO-IS125N CX95410-12Z (IC100) Terminal Description Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 RESETn resetn TEST_MODE/RCOSC test_mode/rcosc 13 L 14 L 15 L 16 L 17 L 19 L 20 L 21 L 22 L 23 L 24 L 25 L 26 L 27 L 28 L 29 L 30 L 31 L 32 L 33 L 35 L 36
  • Sharp FO IS125N | Service Manual - Page 95
    CX95410-12Z (IC100) Terminal Description FO-IS125N Pin No. 55 56 57 58 59 60 Side Pin Signal Name B GPIO[23] B GPIO[24] B VDDO B VSS B VDD B GPIO[25] B GPIO[26] B GPIO[27] B GPIO[28] B GPIO[29] B GPIO[30] B GPIO[31] B GPIO[32] B VDD B VSS B GPIO[33] B GPIO[34] B GPIO[35] B GPIO[36] B GPIO[37] B
  • Sharp FO IS125N | Service Manual - Page 96
    FO-IS125N CX95410-12Z (IC100) Terminal Description Pin No. 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 Pad No. 122 123 125 126 127
  • Sharp FO IS125N | Service Manual - Page 97
    14,400 bps - V.17, V.29, V.27 ter, and V.21 Channel 2 - Short train option in V.17 and V.27 ter • HDLC support at all speeds - Flag generation, 0-bit stuffing, ITU CRC-16 or CRC-32 calculation and generation - Flag detection, 0-bit deletion, ITU CRC-16 or CRC-32 check sum error detection - FSK flag
  • Sharp FO IS125N | Service Manual - Page 98
    FO-IS125N 6) Distinguishing Features (SSF336) • 2-wire V.34 half-duplex fax • Minimum support component count and cost • Eliminates costly line transformers, relays 2400 3 1 16 V. 29 9600 QAM 1700 9600 2400 4 0 16 V. 29 7200 QAM 1700 7200 2400 3 0 8 V. 29 4800 QAM 1700 4800
  • Sharp FO IS125N | Service Manual - Page 99
    13 I/O 18 I/O 19 I/O 9 O SDAA_PWM 22 O SDAA_RCREF 30 I FO-IS125N Pin I/O I/O Type Crystal/Clock Signals OSC OSC Signal Description Crystal/Oscillator In. Analog or digital speaker output signal for line monitoring function. An external speaker driver is needed. If no used, tie
  • Sharp FO IS125N | Service Manual - Page 100
    FO-IS125N Pin Name P_DIBn P_DIBp Pin No. 14 I/O Pin I/O 15 I/O. I/O Type Line Interface Signals - - Signal During reset, this pin functions the same as SWCFG2. VDD VDDO VSS-VSSO PADDLE 5, 29 - 7, 17 - 6, 16, 28 - 33 - Power/GND Pins - - - Note: All pins have neither internal
  • Sharp FO IS125N | Service Manual - Page 101
    circuit Q600 CLK SI Video signal FO-IS125N 52 Fax Engine (IC100) 37 53 47 AFE BLOCK Fig. 2 2) Scanner Motor control A3967SLBTR-T (IC600): pin-24 (Scanner Motor Driver) The scanner motor is driven by this Motor Driver which is the constant current motor driver with bipolar, chopper system the
  • Sharp FO IS125N | Service Manual - Page 102
    FO-IS125N 2.2. Printer control block Fax Engine (IC100) controls each component of Laser Beam Printer (LBP) as follows. 1) Main Motor control 2) Pickup Motor control 3) Fuser control 4) High Voltage Generator control 5) Laser Scanning RTH FUSER Thermister FAN Motor Driver MA+ MAMB+ MB- STEPPER
  • Sharp FO IS125N | Service Manual - Page 103
    Printer excitation by the driver (IC500: A3982SLB). The driver circuit is provided Scanning control: Control Optical unit (LSU) to expose the OPC drum. The laser beam scanning light expose the OPC drum scanning motor is confirmed. FO-IS125N Toner cartridge specifications of Optical unit (LSU). Fax
  • Sharp FO IS125N | Service Manual - Page 104
    FO-IS125N 2.2.3 Hardware controlled protection function Device Heater lamp (fusing device) Laser (LSU) Protective action Circuit signal is controlled following the sequence by F/W. A fuse is installed in the following power supply lines: Optical unit (LSU) laser, Main motor, Pickup motor 5 - 13
  • Sharp FO IS125N | Service Manual - Page 105
    . All communication is performed with programmed I/O transactions using the simple SRAM-like host interface bus. 2.3.2 Description of pin functions FO-IS125N The diagram shown above, describes a typical system configuration of the LAN9118-MT in a typical embedded environment. The LAN9118-MT
  • Sharp FO IS125N | Service Manual - Page 106
    FO-IS125N Table 3 LAN Interface Signals Table 4 Serial EEPROM Interface Signals 5 - 15
  • Sharp FO IS125N | Service Manual - Page 107
    FO-IS125N Table 5 System and Power Signals (1/2) 5 - 16
  • Sharp FO IS125N | Service Manual - Page 108
    FO-IS125N Note 1 Note 1 Note 1 Note 1 Table 5 System and Power Signals (2/2) 5 - 17
  • Sharp FO IS125N | Service Manual - Page 109
    power for Optical unit (LSU). Its structure is as shown below. Power Supply Unit +24VH(*) +24V (**) Ach Control PWB KIA7805API/P (IC302) TA48033BF (IC900) FO-IS125N +24VH +24V +5V +3.3V (*) Supplied always regardless of door open/close. (**) Supplied only when door is close. Fig. 5 5 - 18
  • Sharp FO IS125N | Service Manual - Page 110
    FO-IS125N 2.5. TEL line interface block PDIB_N PDIB_P Digital Isolation Barrier (DIB) Line Side Device CX20548-11Z RAC TAC RXI EIO TXO BLOCK B BLOCK A SURGE PROTECTION CIRCUIT TEL.LIN DIODE BRIDGE AGND_LSD ACTIVE CHOKE AGND_LSD AGND_LSD SDIB_N SDIB_P Host Side Device MODEM CX95110 Line
  • Sharp FO IS125N | Service Manual - Page 111
    The detection of CI signal, and the line monitor signal is mode. FO-IS125N (Example: Fax signal send) PDIB_N PDIB_P Digital Isolation Barrier (DIB) Line Side Device CX20548-11Z RAC TAC RXI EIO TXO SDIB_N SDIB_P Host Side Device MODEM CX95110 Line Side Device CX20548-12Z TAC EIO TELLINEMUTE
  • Sharp FO IS125N | Service Manual - Page 112
    FO-IS125N CX20548 (IC1100, IC1200) Terminal description Pin 16 I/O I/O DIB Negative. Negative terminal of DIB, connect to sec- ondary of DIB transformer. TIP and RING Interface Signals RAC, TAC 4, 5 I, I Ia, a RING DC Coupled and TIP DC Coupled. Un-rectified volt- age from telephone line
  • Sharp FO IS125N | Service Manual - Page 113
    3. Printer mechanism control block 3.1. transfer charger voltage are controlled. FO-IS125N 3.1.2 Electrical connection CONTROL PWB FAX 22 ENGINE IC100 21 27 TCON DV MC FU-EARTH LASER MFP Transfer Roller OPC DRUM Separation electrode Supply Roller Developing Roller Doctor Charger Roller
  • Sharp FO IS125N | Service Manual - Page 114
    specified level, the contrary operation are performed. 3) Timing of scanning ON Laser OFF 16.26mm 27.88µs Effective printing width Effective width of printing data 216mm 370.34µs >3.75mm >6.43µs 1.0µ s max. Non-Active nHSYNC Active 1 LINE 328.95mm 564.0µs F-number/Focal Length:104.7mm VIDEO
  • Sharp FO IS125N | Service Manual - Page 115
    synchronize signal "H": Asynchronous "L": Synchronous FO-IS125N 3.1.4 Fusing unit control The fusing the +24V power line which drives the power relay RL1, opening the power line for the photo triac (Temperature control) Control method a) Base machine printing (Copy, List, Receiving) • Temperature
  • Sharp FO IS125N | Service Manual - Page 116
    FO-IS125N b) PC printing • Temperature control is started when PC starts printing. • Temperature is to protect the heat machine from an abnormally high temperature in the fusing section. The heater lamp is lighted by the AC power. CONTROL PWB FAX ENGINE (IC100) 29 HLON Q400 CNPW/CN3 POWER
  • Sharp FO IS125N | Service Manual - Page 117
    noise through the input lines which is generated in the power supply unit, and prevents the invasion of the noise from the lines. (the excessive surge the short mode and letting the over-current protection circuit work. FO-IS125N 5. +24V output circuit block This circuit block rectifies and
  • Sharp FO IS125N | Service Manual - Page 118
    FO-IS125N [4] Circuit description of CIS unit 1. CIS Cis is an image sensor which puts the original paper in close contact with the full-size sensor for scanning, being a monochromatic type with the pixel number of 1,728 dots and the main scanning density of 8 dots/mm. It is composed of sensor, rod
  • Sharp FO IS125N | Service Manual - Page 119
    Scan Unit 4. NET WORK (Print) Printing Ethernet Control PWB 1 LAN Controller (IC800) 2 Fax Engine 5 (IC100) 3 4 SDRAM (IC202) Laser Scan Unit Printing 5. NET WORK (Scan) Control PWB CIS 1 Fax Engine (IC100) 2 3 SDRAM (IC202) 4 LAN Controller 5 (IC800) Ethernet FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 120
    FO-IS125N [7] Troubleshooting 1. Printer error table LASER ERROR THERMISTER ERROR HEATER HIGH HEATER LOW The Fax Engine detected the optical unit (LSU) error. Thermistor error was detected. High temperature error was detected. Low temperature error was detected. 2. Troubleshooting of control PWB
  • Sharp FO IS125N | Service Manual - Page 121
    C, R on route of CNRTH-40pin of IC100 D101 (Diode) FO-IS125N 3 HEATER HIGH Fuser Temp. too High B Temp. detect Error Heater control Error IC100 (Fax Engine) CNRTH (Connector) Other parts on route of CNRTH-IC100 /HLON signal IC100 (Fax Engine) CNPW-9pin/10pin Q400 B 4 HEATER LOW Fuser Temp
  • Sharp FO IS125N | Service Manual - Page 122
    27 28 GPIO[8] GPIO[9] 29 GPIO[10] 30 31 GPIO 37 GPIO[15] 38 39 GPIO[16] GPIO[17] 40 ADC_VSS 41 42 4 6 3 7 2 100x4 IC100 CX95410-12Z FAX ENGINE 8 1 BR109 5 4 6 3 7 2 129 128 127 126 125 124 123 122 121 Block (1/2) D C B A FO-IS125N FCOH-IS1A25PN TER 6. CIRCUIT SCHEMATICS
  • Sharp FO IS125N | Service Manual - Page 123
    Block (1b/12) FO-IS125N E F G GPIO[33] VSS VDD GPIO[32] GPIO[31] GPIO[30] GPIO[29] GPIO[28] GPIO[27] GPIO[26] GPIO[25] VDD VSS VG R114 N.M. (1608) DG MADC_IN[3] ADC_VDDO 43 MADC_IN[2] MADC_IN[0] MADC_IN[1] 40 ADC_VSS GPIO[16] GPIO[17] 37 GPIO[15] 41 42 38 39 TP108 R123 33 E F G
  • Sharp FO IS125N | Service Manual - Page 124
    FO-IS125N 3. Memory Block (2/12) 6 - 3 A B C D E F G H Memory Block 2/12 (1-6D,2-1A) SPI_SS0 1u 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 VDD DQ0 VDDQ DQ1 40 39 38 37 36 35 34 33 32 31 30 29 28 SDRD15 SDRD14 SDRD13 SDRD12 SDRD11 SDRD10 SDRD9 SDRD8 +3.3V
  • Sharp FO IS125N | Service Manual - Page 125
    TP308 +24V C308 N.M. C309 N.M. MG CNPM A2001WV2-5PE 1 CLK 1 2 -READY 2 3 -START 3 4 GND 4 5 +24V 5 1 IC301B MG HD74LV1GW14ASCE IC301C HD74LV1GW14ASCE 5 VCC 2 GND +3.3V C310 0.1u DG I 3/12 6 5 4 3 2 1 6 - 4 FO-IS125N A B C D E F G H I
  • Sharp FO IS125N | Service Manual - Page 126
    FO-IS125N 5. Printer Control (Fuser & High Voltage) Block (4/12) 6 - 5 A B C D E F G H Printer Control (Fuser & High Voltage) Block 6 (1-1E) RTH C400 0.1u +3.3V TP400 R400 7.50K-F CNRTH B2B-PH-K-M 1 RTH1 1 2 RTH2 2 DG +24VH 5 +3.3V R402 2.2K C401 0.1u/
  • Sharp FO IS125N | Service Manual - Page 127
    B C D E F Printer Control (Main Motor & Sensors) Block 6 +3.3V IC500 A3982SLB (1-1D) MMSTEP (1-1D) nMMEN R500 10K MOTOR DRIVER TP500 TP501 16 STEP SENSE1 23 5 ENABLE INT5V 2 GND 2 3 POUT1__AN 3 DG DG 1 G H I 6. Printer Control (Main Motor & Sensors) Block (5/12) FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 128
    FO-IS125N 7. Scanner I/F Block (6/12) 6 E 4 DG +3.3V IC600 A3967SLB 1 2 3 4 MG BR600 10Kx4 SCANNER MOTOR DRIVER C607 N.M. 8 7 6 5 (1-1D) TMSTEP (1-1D) MS1 3 MS1/MS2 17 STEP SENSE1 R613 12 MS1 0.22 (2012) MG 13 MS2 16 OUT1A TP611 11 DIR 21 OUT1B 15 20 ENABLE VBB1 2 1
  • Sharp FO IS125N | Service Manual - Page 129
    User I/F Block 6 (1-4G,8-1C) LAN_AD[6:0] 5 (1-3G) ALE LAN_AD6 LAN_AD5 LAN_AD4 LAN_AD3 LAN_AD2 LAN_AD1 LAN_AD0 TP700 R700 10K DG C702 N.M. IC700 74VHC573FT 2 3 1D 4 2D 5 3D 6 7 8 9 4D 5D 6D 7D 8D 19 1Q 18 2Q 17 3Q 16 (7-5I) A B C D E F G 3 2 LEDON (1-1D) 1 H I FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 130
    FO-IS125N 9. LAN Control Block (8/12) 6 - 9 A B LANVC TP803 5 TP802 Digital Vcc 5 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 TP804 10 9 8 7 6 5 4 3 2 1 LAN_D10 LAN_D9 LAN_D8 LAN_D7 C807 0.1u C809 0.1u C814 0.1u C816 0.1u 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
  • Sharp FO IS125N | Service Manual - Page 131
    A> +3.3V +3.3V TP910 TP911 C903 10u (2012) C904 1u DG 2 DG 1 A B C D R903 N.M. (1608) R905 N.M. (1608) DG FG2 MG R904 N.M. (1608) R906 N.M. (1608) DG FG3 MG E F G H 3 2 1 I FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 132
    FO-IS125N 11. Host Side Device (HSD) Block (10/12) 6 - 11 A B C D E F G H Host Side Device (HSD) Block 10/12 6 6 C1000 39p +3.3V R1002 240K N.M. 2 X1000 28.224000MHz 1 R1001 TP1001 TP1002 TP1003 R1003 DG 150 C1001 15p R1000 150 5 5 32 31 30 29 12 13 14 15 16 DG (1-6D) CI
  • Sharp FO IS125N | Service Manual - Page 133
    Line Side Device (LSD) Block TNV (Telephone Network Voltage) circuits. IC1100 CX20548-11Z L1100 6 LSD MMZ1608Y 102B(1608) R1101 TP1112 1 2 R1102 150K-F (1608) 12 TEST 4 RAC 6.81M-F (2012) TP1116 AGND_LSD TP1119 16 3 2 1 H 12. SmartDAA4 Line Side Device (LSD) Block (11/12) FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 134
    FO-IS125N 13. Handset Codec Block (12/12) 6 - 13 A B C D E F G H I Handset Codec Block 12/12 6 +3.3V (10-4E) SDIB_N R1206 3.01K-F(1608) 5 R1204 150K-F (1608) DG IC1200 CX20548-12Z HANDSET CODEC 12 TEST 4 RAC 5 TAC R1203 10K SVC (12-3B) R1229 10K 16 DIBN 11 C1207 0.1u EIC
  • Sharp FO IS125N | Service Manual - Page 135
    14. Control PWB parts layout (Top side) FO-IS125N F300 The CONTROL PWB of the model employs lead-free solder. 6 - 14
  • Sharp FO IS125N | Service Manual - Page 136
    FO-IS125N 15. Control PWB parts layout (Bottom side) The CONTROL PWB of the model employs lead-free solder. 6 - 15 F600 F500 F501
  • Sharp FO IS125N | Service Manual - Page 137
    8.2K MA8091 22K 100P 6.8K 100 PS2581AL1 MA111 MA111 680 ERB84-010 EC31QS03L EC31QS03L 330/16 1000/35 MA8068 N.M. N.M. TZP30B N.M. 33/35 PS2581AL1 100 1K N.M. 6.8K 1K PS2581AL1 E E F F G G H 6 5 4 3 2 H 1 [2] Power Supply PWB circuit 1. Power Supply PWB circuit FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 138
    FO-IS125N 2. Power Supply PWB parts layout (Top side) The POWER SUPPLY PWB of the model employs lead-free solder. 3. Power Supply PWB parts layout (Bottom side) The POWER SUPPLY PWB of the model employs lead-free solder. 6 - 17
  • Sharp FO IS125N | Service Manual - Page 139
    [3] High Voltage PWB circuit 1. High Voltage PWB circuit A B C D E F G H High Voltage PWB Circuit 6 6 5 5 4 4 6 - 18 3 3 2 2 FO-IS125N 1 NOTE: Safety-critical unit. 1 Note: Since the parts of this PWB cannot be supplied, change it as a unit. A B C D E F G H
  • Sharp FO IS125N | Service Manual - Page 140
    FO-IS125N 2. High voltage PWB parts layout (Top side) Note: Since the parts of this PWB cannot be supplied, change it as a unit. CAUTION - HIGH VOLTAGE The unit's back cover should never be opened by anyone other than a qualified serviceperson. There are many high voltage parts inside the unit, and
  • Sharp FO IS125N | Service Manual - Page 141
    3. High Voltage PWB parts layout (Bottom side) FO-IS125N Note: Since the parts of this PWB cannot be supplied, change it as a unit. CAUTION - HIGH VOLTAGE The unit's back cover should never be opened by anyone other than a qualified serviceperson. There are many high voltage parts inside the unit
  • Sharp FO IS125N | Service Manual - Page 142
    FO-IS125N [4] Operation Panel/Hook Switch PWB circuit 1. Operation Panel/Hook Switch PWB circuit (1/2) 6 - 21 A B C D E F G H Operation Panel/Hook Switch PWB Circuit 1/2 6 6 SW1_2 1 2 SW2_2 1 2 SW3_2 1 2 SW6_2 1 2 /SEN0 /SEN1 5 SCAN TO GLOBAL SCANTO EMAIL com 13 12 16 C6 0.
  • Sharp FO IS125N | Service Manual - Page 143
    CNPN HLW19S-2C7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 4 17 18 19 ORGSNS FRSNS KEN3 KEN2 KEN1 KEN0 LCDE/n/SLCEND0CS /SEN1 /SEN2 /SEN3 /SEN4 3 4 DG 1 N.M.(74LV14A) DG Note: Since the parts of PWB cannot be supplied, change it as a unit. A B C D E F G H FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 144
    FO-IS125N 3. Operation Panel/Hook Switch PWB parts layout (Top side) Note: Since the parts of PWB cannot be supplied, change it as a unit. The OPERATION PANEL/HOOK SWITCH PWB of the model employs lead-free solder. 6 - 23
  • Sharp FO IS125N | Service Manual - Page 145
    4. Operation Panel/Hook Switch PWB parts layout (Bottom side) Note: Since the parts of PWB cannot be supplied, change it as a unit. FO-IS125N The OPERATION PANEL/HOOK SWITCH PWB of the model employs lead-free solder. 6 - 24
  • Sharp FO IS125N | Service Manual - Page 146
    FO-IS125N FCOH-IS1A25PN TER 7. OTHER [1] Protocol Receive side G3 communication To recording position CED NSF CSI DIS TSI (DCS) NSS TCF CFR IMAGE SIGNAL Cut line printed RTC MPS MCF Service Manual Transmitter side (Document inserted into document sensor during standby) CED NSF CSI DIS TSI
  • Sharp FO IS125N | Service Manual - Page 147
    on sequence FO-IS125N START CPU initialized D-RAM initialized Gate array initialized PC I/F initialized When option board is connected. START+STOP key ? NO YES "MEMORY CLEAR" "EXECUTE ?" display COPY key ? NO YES 1 key ? NO YES Other key ? NO YES "PLEASE WAIT A MOMENT" display Memory clear
  • Sharp FO IS125N | Service Manual - Page 148
    FO-IS125N [3] Rewriting version up the FLASH ROM 1. Preparations Before updating the firmware, please make sure " is displayed on the LCD. 2. Open Web browser and enter http://IP address of the machine/maint.htm in the edit box for URL and press Enter key. Then the below page will be shown. 7 - 3
  • Sharp FO IS125N | Service Manual - Page 149
    FO-IS125N 3. Click Firmware Update in the menu pane. Then the below page will be shown. If it says that the machine is not ready, please retry from step 1. 4. Click Browse button, choice the new firmware file and click Open button. Then the below page will b shown. 5.
  • Sharp FO IS125N | Service Manual - Page 150
    FO-IS125N 6. A few minutes later, the device will restart automatically. 7. After the machine restarts, the below page will be shown. 7 - 5
  • Sharp FO IS125N | Service Manual - Page 151
    FO-IS125N PARTS GUIDE No. 00ZFIS125NSME FACSIMILE MODEL FO-IS125N MODEL FO-IS125N SELECTION CODE DESTINATION U U.S.A. [1] Cabinet,etc. CONTENTS [7] Packing material & Accessories [2] Operation panel unit/Document guide upper unit [3] Scanner frame unit [4] Paper happer unit [5] Printer
  • Sharp FO IS125N | Service Manual - Page 152
    FO-IS125N [1] Cabinet,etc. B2 15 B2 B7 B2 63 67 B7 B2 B2 53 55 4 52 49 6 70 B2 49 52 1 7 B2 48 B2 58 B6 B2 W1 B11 B7 51 B2 14 16 B7 B2 B2 B7 B7 2 B2 B2 B8 B2 B10 66 11 12 13 12 11 10 19 B3 24 21 29 28 27 22 23 25 20 17 18 B3 26 21 64 31 8 10 10 10 9 B2 2
  • Sharp FO IS125N | Service Manual - Page 153
    -08100 PRICE NEW PART RANK MARK 100mm) C Regist roller bearing C Printer frame C DV press spring C guide sheet C Screw (3x8) C Screw (3x10) C Screw (3x12) C Screw (Special) C Screw (3x34) C Screw (3x10) C Screw (3x8) C Screw (4x6) C Screw (2.6x8) C Screw (3x6) C Screw (3x12) C Washer 3 FO-IS125N
  • Sharp FO IS125N | Service Manual - Page 154
    FO-IS125N [2] Operation panel unit/Document guide upper unit 33 901 19 18 35 24 22 27 23 26 25 21 20 B1 B2 28 5 10 1 5 7 8 6 38 12 13 B3 34 30 3 31 2 11 9 4 14 11 15 32 B1 29 B1 B3 B3 B2 B2 B2 B3 16 B2 17 4
  • Sharp FO IS125N | Service Manual - Page 155
    NO. PARTS CODE PRICE NEW PART RANK MARK RANK [2] Operation panel unit/Document guide upper unit 2609XHSA 26 QCNTM2062XHZZ 27 QCNTM2063XHZZ 28 QCNTM2064XHZZ 29 QCNWN306DXHZZ 30 RLCUB2011XHZZ 31 DCEKP418DXH01 32 C Screw (2.6x8) C Screw (3x10) E Operation panel unit DESCRIPTION FO-IS125N 5
  • Sharp FO IS125N | Service Manual - Page 156
    FO-IS125N [3] Scanner frame unit 29 B2 B2 30 B2 37 B5 12 24 33 35 10 B1 11 39 18 16 B5 40 14 15 13 9 22 31 28 26 19 25 23 17 B4 36 32 B1 B1 18 34 B3 20 21 27 B1 3 8 5 7 4 6 5 1 2 B2 B2 6
  • Sharp FO IS125N | Service Manual - Page 157
    Document guide lower C Hopper guide, left C Hopper guide, right C Send roller spacer C Interlock switch cable C CIS cable C Interlock switch B CIS C Scnner R plate C Earth cable C Earth cable C Stop wire C Screw (3x10) C Screw (3x10) C Screw (2x10) C Screw C Screw (2.6x8) DESCRIPTION FO-IS125N 7
  • Sharp FO IS125N | Service Manual - Page 158
    FO-IS125N [4] Paper happer unit 2 12 4 11 14 13 3 1 5 B1 8 6 NO. PARTS PSEL-2015XHZZ 13 TLABH717KXHZZ 14 PSHEP3988XHZZ B1 LX-BZ2222XHZ7 10 PRICE NEW PART RANK MARK RANK AQ N AQ AE N AP right C Paper hopper C A4 paper guide C Paper pad D Paper limit label C Separate sheet C Screw (3x10)
  • Sharp FO IS125N | Service Manual - Page 159
    [5] Printer drive unit FO-IS125N B2 14 13 B5 18 17 5 3 1 10 11 4 15 34 B2 34 32 9 33 30 21 27 26 7 24 19 20 23 2 B4 B4 35 31 12 6 22 16 28 29 8 B1 25 B4 B3 901 9
  • Sharp FO IS125N | Service Manual - Page 160
    FO-IS125N NO. PARTS CODE [5] Printer drive unit 1 LFRM-2286XHZZ 2 LPLTM3471XHZZ 3 MLEVP2409XHZZ 4 MLEVP2446XHZZ 5 MSPRC2735XHZZ 6 MSPRC3528XHZZ 7 MSPRC3690XHZZ 8 MSPRC3691XHZZ 9 MSPRC3692XHZZ 10 MSPRC3694XHZZ 11 MSPRC3695XHZZ 12 MSPRC3696XHZZ 13 MSPRC3697XHZZ 14 MSPRP3693XHZZ 15 MSPRT3712XHZZ 16
  • Sharp FO IS125N | Service Manual - Page 161
    [6] Fusing unit FO-IS125N 14 41 39 10 38 8 19 30 40 15 41 33 B3 17 8 22 31 13 24 B5 36 39 B5 4 23 31 2 32 B5 23 11 32 B5 N1 B4 34 20 B2 35 N1 B4 B1 21 16 27 28 9 B2 37 B2 N1 6 12 34 B4 25 B4 29 7 5 26 901 11
  • Sharp FO IS125N | Service Manual - Page 162
    FO-IS125N NO. PARTS CODE [6] Fusing unit 1 LHLDZ2297XHZZ 2 PSHEP3853XHZZ 3 PSPO-2024XHZZ 4 QFS-T2027XHZZ 5 LBNDJ2006XHZZ 6 LBSHP2162XHZZ 7 LBSHP2167XHZZ 8 LBSHP2168XHZZ 9 LFRM-2265XHZZ 10 LFRM-2266XHZZ 11 LPLTP3348XHZZ 12 LPLTP3376XHZZ 13 MLEVP2411XHZZ 14 MLEVP2412XHZZ 15 MLEVP2413XHZZ 16
  • Sharp FO IS125N | Service Manual - Page 163
    [7] Packing material & Accessories 10 3 4 1 2 5 26 27 9 8 10 18 28 29 22 21 24 19 19 23 7 20 25 13 17 15 FO-IS125N 14 11 16 12 13
  • Sharp FO IS125N | Service Manual - Page 164
    FO-IS125N NO. PARTS CODE PRICE NEW PART Setup guide D Rapid key labels D Quick reference guide D Warranty sheet Drum cartridge (Initial starter cartridge) C Shading sheet S Toner cartridge (Initial starter cartridge) C Received document tray C Document feeder tray C Handset cord C Telephone line 29
  • Sharp FO IS125N | Service Manual - Page 165
    VCKYCY1HB103K 125 VCKYCY1HB103K 137 VCCCCZ1EH180J 138 VCKYTV1AF106Z 139 VCKYCZ1CB103K PRICE NEW PART RANK MARK RANK AA AA AB AB ) C Capacitor(25WV 18PF) C Capacitor(10WV 10µ F) C Capacitor(16WV 0.01µ F) 15 DESCRIPTION FO-IS125N [C125] [C126] [C127] [C128] [C129] [C130] [C131] [C132] [C133] [
  • Sharp FO IS125N | Service Manual - Page 166
    FO-IS125N NO. PARTS QCNCM7014SC0H 223 QCNCM7014SC0D 224 QCNCM2401SC0B PRICE NEW PART RANK MARK RANK DESCRIPTION AA Connector(3pin) C Connector(5pin) C Jack C Jack C Connector(8pin) C Connector(4pin) C Connector(2pin) 16 [C804] [C805] [C806] [C807] [C808] [C809] [C810] [C811] [C812] [C813]
  • Sharp FO IS125N | Service Manual - Page 167
    VRS-CZ1JB103J 309 VRS-CZ1JB000J PRICE NEW PART RANK MARK RANK DESCRIPTION AE IC (Supplied with RKITE2001XHZZ)(CX95410-12Z) E Service IC, Flash ROM(16MB) (Ver.: TF78C 5%) C Resistor(1/16W 10KΩ ± 5%) C Resistor(1/16W 0Ω ± 5%) 17 FO-IS125N [CNPM] [CNPN] [CNPOUT] [CNPW] [CNRTH] [CNSL] [CNSP] [CNTEL
  • Sharp FO IS125N | Service Manual - Page 168
    FO-IS125N NO. PARTS CODE [8] Control PWB unit 310 VRS-CZ1JB225J 311 VRS-CZ1JB752F 312 VRS 389 VRS-CZ1JB333J 390 VRS-CZ1JB000J 391 VRS-CZ1JB000J 392 VRS-CZ1JB103J 393 VRS-CZ1JB103J 394 VRS-CZ1JB000J PRICE NEW PART RANK MARK RANK DESCRIPTION AA AC N AA AA AD AA AA AD AA AA AA AA AA
  • Sharp FO IS125N | Service Manual - Page 169
    CY1JB000J 477 VRS-CZ1JB102J 478 VRS-CZ1JB472J 479 VRS-CY1JB000J PRICE NEW PART RANK MARK RANK DESCRIPTION AA AD AA AA AC N C Resistor(1/16W 1KΩ ± 5%) C Resistor(1/16W 4.7KΩ ± 5%) C Resistor(1/16W 0Ω ± 5%) 19 FO-IS125N [R709] [R800] [R801] [R802] [R803] [R804] [R805] [R806] [R807] [R808] [
  • Sharp FO IS125N | Service Manual - Page 170
    FO-IS125N NO. PARTS CODE [8] Control PWB unit PRICE NEW PART RANK MARK RANK DESCRIPTION 13 0KYC30A0DQ102 14 0KYC30A0DQ330 15 0KYC1133EC104 16 0KYC10A9RQ102 17 0KYC30A0DQ560 18 0KYC30A0BQ331 19 26 0KYK2148LS005 27 0KYD4103AC041 28 0KYD2116AC008 29 0KYD4103AC013 30 0KYD2116AC008 31 0KYD2116AC008
  • Sharp FO IS125N | Service Manual - Page 171
    PWB unit PRICE NEW PART RANK MARK AC N 124 0KYR3113VC473 AC N 125 0KYK3104AL001 AU 126 0KYM1108AZ001 AE 127 panel PWB unit 1 QSW-Z2271SCZZ (Unit) 901 DCEKP420DXH01 AE AL N C Hook switch E Hook switch PWB unit FO-IS125N [J109] [J110] [J111] [L1] [L3] [NTC1] [PC1] [PC2] [PC3] [Q1] [
  • Sharp FO IS125N | Service Manual - Page 172
    FO-IS125N „INDEX PARTS CODE [ C ] CCASP2204XH01 CCNWN346CXH01 CFRM-2265XH04 CFRM-2285XH01 36 1-24 2-8 2-9 2-11 1-49 1-25 2-12 2-13 2-14 6-20 6-21 1-16 6-22 5-14 3-18 6-23 5-15 5-16 4-7 1-37 4-8 3-19 5-17 1-50 6-24 6-25 3-20 PRICE NEW PART RANK MARK RANK AD N C AE C AD C AD C AE C AD C
  • Sharp FO IS125N | Service Manual - Page 173
    8-228 8-230 8-227 8-223 8-222 8-226 2-26 2-27 2-28 7-28 7-29 2-29 1-7 1-60 3-32 1-44 6-33 3-33 1-45 1-46 6-34 5-33 3-37 8-265 8-261 8-262 8-493 2-30 6-37 3-8 5-35 8-487 3-35 7-13 7-14 7-15 7-16 7-17 FO-IS125N PRICE NEW PART RANK MARK RANK AE C AE C AE C AE C AE C AF N C AD C AA C
  • Sharp FO IS125N | Service Manual - Page 174
    FO-IS125N PARTS CODE SPAKA529HXHZZ SPAKA623HXHZZ SPAKC508HXHTZ SPAKP274HXHZZ 192 8-110 8-106 8-107 8-108 8-109 8-122 8-123 8-124 8-125 8-198 8-207 8-153 8-154 8-90 8-95 8-103 8-111 8-120 8-85 8-148 8-149 8-151 8-163 8-139 8-140 8-157 8-158 PRICE NEW PART RANK MARK RANK AF N D AD N D AY N D AQ
  • Sharp FO IS125N | Service Manual - Page 175
    " " " VRS-CZ1JB101J 25 No. 8-16 8-17 8-19 8-20 8-18 8-21 8-25 8-26 8-27 8-28 8-29 8-8 8-10 8-22 8-23 8-24 8-235 8-307 8-325 8-334 8-335 8-338 8-344 8-365 8-367 8-368 8-397 8-416 8-417 8-419 FO-IS125N PRICE NEW PART RANK MARK RANK AA C AC C AA C AA C AC C AC C AC C AC C
  • Sharp FO IS125N | Service Manual - Page 176
    FO-IS125N PARTS CODE VRS-CZ1JB102J " " " " " " VRS-CZ1JB103J VRS-CZ1JB104J " " " VRS 2-B2 3-B5 1-B1 1-B2 2-B3 3-B1 5-B4 6-B5 1-B11 1-B5 1-B10 1-B7 5-B5 6-N1 1-W1 9-50 9-51 9-6 9-11 PRICE NEW PART RANK MARK RANK AA C AA C AA C AA C AA C AA C AA C AA C AD C AD C AA C AA C AA
  • Sharp FO IS125N | Service Manual - Page 177
    9-16 9-31 9-45 9-38 9-39 9-41 9-29 9-27 9-40 9-129 9-73 9-131 9-75 9-74 9-76 9-24 9-22 9-25 9-23 9-26 9-125 9-46 9-49 9-47 9-48 9-72 9-62 9-63 9-65 9-66 9-67 9-68 9-69 9-56 9-57 9-58 9-64 9-70 9-53 9-55 FO-IS125N PRICE NEW PART RANK MARK RANK AC N C AC N C AC N C AC N C AB C AB C AC N
  • Sharp FO IS125N | Service Manual - Page 178
    EndPage FO-IS125N COPYRIGHT © 2007 BY SHARP CORPORATION ALL RIGHTS RESERVED. No Part of this publication may be reproduced, stored in a retrieval system, or transmitted in any from or by any means, electronic, mechanical, photocopying , recording, or otherwise,
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SERVICE MANUAL
Parts marked with "
" are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the
safety and performance of the set.
This document has been published to be used for
after sales service only.
The contents are subject to change without notice.
CHAPTER 1. GENERAL DESCRIPTION
[1]
Caution
..........................................................
1-1
[2]
Specifications
................................................
1-3
[3]
Operation panel
.............................................
1-5
[4]
Transmittable documents
..............................
1-6
[5]
Installation
.....................................................
1-7
[6]
Clearing paper jams
....................................
1-11
CHAPTER 2. ADJUSTMENTS
[1]
Adjustments
..................................................
2-1
[2]
Diagnostics and service soft switch
..............
2-7
[3]
Troubleshooting
..........................................
2-56
[4]
Error code table
...........................................
2-57
CHAPTER 3. MECHANICAL DESCRIPTION
[1]
Mechanical description
..................................
3-1
[2]
Disassembly and assembly procedures
......
3-13
CHAPTER 4. DIADRAMS
[1]
Block diagram
...............................................
4-1
[2]
Wiring diagram
..............................................
4-2
[3]
Point-to-point diagram
...................................
4-3
CHAPTER 5. CIRCUIT DESCRIPTION
[1]
Circuit description
..........................................
5-1
[2]
Circuit description of control PWB
.................
5-2
[3]
Circuit description of power supply PWB
......
5-26
[4]
Circuit description of CIS unit
......................
5-27
[5]
Circuit description of
operation panel PWB
...................................
5-27
[6]
Data flow chart
.............................................
5-28
[7]
Troubleshooting
...........................................
5-29
CHAPTER 6. CIRCUIT SCHEMATICS AND PARTS
LAYOUT
[1]
Control PWB circuit
.......................................
6-1
[2]
Power Supply PWB circuit
...........................
6-16
[3]
High Voltage PWB circuit
.............................
6-18
[4]
Operation Panel/
Hook Switch PWB circuit
.............................
6-21
CHAPTER 7. OTHER
[1]
Protocol
.........................................................
7-1
[2]
Power on sequence
.......................................
7-2
[3]
Rewriting version up the FLASH ROM
..........
7-3
Parts Guide
TopPage
CONTENTS
FO-IS125N
No. 00ZFIS125NSME
FACSIMILE
FO-IS125N
MODEL
MODEL
SELECTION CODE
DESTINATION
FO-IS125N
U
U.S.A.