Lexmark C760 Service Manual
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Lexmark C760 Service Manual

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Lexmark
C760, C762
5060-4xx
• Table of Contents
• Start Diagnostics
• Safety and Notices
• Trademarks
• Index
Lexmark and Lexmark with diamond design are
trademarks of Lexmark International, Inc., registered
in the United States and/or other countries.

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Summary of Contents for Lexmark C760

  • Page 1 ™ Lexmark C760, C762 5060-4xx • Table of Contents • Start Diagnostics • Safety and Notices • Trademarks • Index Lexmark and Lexmark with diamond design are trademarks of Lexmark International, Inc., registered in the United States and/or other countries.

  • Page 2: How To Use This Parts Catalog

    • NS: (Not Shown) in the Asm-Index column indicates that the part is procurable but is not pictured in the illustration. The Lexmark C76x (506x-4xx) laser printer is available in four models: Lexmark C760 5060-401 Non-network...

  • Page 3: Assembly 1: Covers

    5060-4xx Assembly 1: Covers Service Manual...
  • Page 4 5060-4xx Assembly 1: Covers Asm- Part Units Description index number 1–1 56P2821 Top cover assembly 56P2838 250 output flag and retainer 56P1539 Cable, options - stacker, including output bin sensor 56P2820 Redrive cap cover assembly 12G6380 Machine pad 12G6389 Top front support bracket 56P2813 Right rear cover Screw, parts packet 12G6530...
  • Page 5 5060-4xx Assembly 1.1: Covers Service Manual...
  • Page 6 5060-4xx Assembly 1.1: Covers Asm- Part Units Description index number 1.1–1 56P2819 Left upper cover assembly Screw type 323, parts packet 12G6309 56P2809 Left upper pivot cover 12G6491 Jam access spring 56P2835 Lower access jam door assembly 56P2814 Left lower pivot cover 56P2812 Cover, left lower 56P2815...

  • Page 7: Assembly 2: Cartridge Mounting

    5060-4xx Assembly 2: Cartridge mounting Asm- Part Units Description index number 2–1 12G6535 Guide assembly, left side 12G6536 Guide assembly, right side Screws, parts packet 12G6532 Service Manual...

  • Page 8: Assembly 3: Fuser Assembly

    5060-4xx Assembly 3: Fuser assembly Asm- Part Units Description index number 3–1 56P2852 Fuser assembly, 220 V 500W 56P2851 Fuser assembly, 115 V 500W 56P2853 Fuser assembly, 100 V 500W (Japan) Parts catalog...
  • Page 9 5060-4xx Assembly 3.1: Fuser (web oiler) Service Manual...
  • Page 10 5060-4xx Assembly 3.1: Fuser (web oiler) Asm- Part Units Description index number 3.1–1 12G6545 Web oiler assembly 56P2856 Fuser assembly, web oiler 220 V 500W 56P2855 Fuser assembly, web oiler 115 V 500W 56P2854 Fuser assembly, web oiler 100 V 500W (Japan) 56P1558 Web oiler driver board assembly 12G6543...

  • Page 11: Assembly 4: Fuser Drive

    5060-4xx Assembly 4: Fuser drive Asm- Part Units Description index number 4–1 Screws type 323, parts packet 12G6309 56P2802 Fuser drive assembly 56P1563 Card assembly - fuser drive Screws, parts packet 12G6531 (card assembly mounting) 7-10 Service Manual...

  • Page 12: Assembly 5: Vacuum Transport Belt (Vtb) Assembly

    5060-4xx Assembly 5: Vacuum transport belt (VTB) assembly Asm- Part Units Description index number 5–1 12G6491 Jam access spring 12G6489 Vacuum transport belt assembly 7-11 Parts catalog...

  • Page 13: Assembly 6: Transfer

    5060-4xx Assembly 6: Transfer Asm- Part Units Description index number 6–1 12G6303 Second transfer roll 12G6488 Transfer plate assembly 7-12 Service Manual...

  • Page 14: Assembly 7: Printheads

    5060-4xx Assembly 7: Printheads Asm- Part Units Description index number 7–1 56P2801 Printhead assembly (do not replace more than one printhead at a time) Screw, parts packet 12G6534 56P2292 Printhead spacer 56P1198 Thermistor card Screw, parts packet 12G6533 56P2296 Card assembly, printhead diagnostic aid 7-13 Parts catalog...

  • Page 15: Assembly 8: Paper Feed Output (Redrive)

    5060-4xx Assembly 8: Paper feed output (redrive) Asm- Part Units Description index number 8–1 56P0167 Anchor, bracket mounting 12G6493 Upper door hinge Screw, parts packet 12G6533 56P2204 Redrive belt 300 T 12G6492 Redrive assembly 56P2836 Redrive door assembly 56P1532 Lower right door latch 56P1533 Lower left door latch Screw, parts packet 12G6530...

  • Page 16: Assembly 9: Paper Feed Input

    5060-4xx Assembly 9: Paper feed input Asm- Part Units Description index number 9–1 56P2101 Sensor, S2/NMS 56P2175 Sensor, transparency reflective (XPAR) 56P2174 Cable, S2/XPAR/NMS/MPF (without sensors) 56P1524 Paper out sensor MPF 56P2100 Cable assembly, S2/XPAR/NMS/MPF (with sensors) 7-15 Parts catalog...

  • Page 17: Assembly 10: Paper Size Sensing

    5060-4xx Assembly 10: Paper size sensing Asm- Part Units Description index number 10–1 56P1564 System board shield support with clips 12G6468 Paper size sensing bracket 12G6467 Paper size sensing spring Screw, paper size sensing assembly mounting, parts packet 12G6531 Screw, paper size sensing card mounting, parts packet 12G6531 56P2845 US media size sensing card assembly, 421/422 only 56P2895...

  • Page 18: Assembly 11: Paper Feed Transport

    5060-4xx Assembly 11: Paper feed transport Asm- Part Units Description index number 11–1 56P2194 Nip relief handle 56P2857 Kit, registration motor assembly, including - Staging motor assembly - Gear, reference plate - Gear, staging idler - Gear, staging reduction - Motor screws Screw type 323, parts packet 12G6309 7-17 Parts catalog...

  • Page 19: Assembly 12: Multipurpose Feeder (Mpf)

    5060-4xx Assembly 12: Multipurpose feeder (MPF) 7-18 Service Manual...
  • Page 20 5060-4xx Assembly 12: Multipurpose feeder (MPF) Asm- Part Units Description index number 12–1 56P2825 MP feeder door cover 12G6460 Door hinge restraint Screw, parts packet 12G6533 56P2826 Frame bias latch 56P2827 Frame bias latch cover Screw, parts packet 12G6533 12G6454 Frame bias spring 56P2831 MPF support bracket cover...

  • Page 21: Assembly 13: 500-Sheet Integrated Tray

    5060-4xx Assembly 13: 500-Sheet integrated tray Asm- Part Units Description index number 13–1 56P2834 500-Sheet tray assembly 12G6419 Back restraint latch 12G6418 Back restraint 12G6425 Tray bias bellcrank assembly Screw, parts packet 12G6533 12G6426 Tray bias spring 12G6568 Reflector label 12G6421 Wear strip 12G6420...

  • Page 22: Assembly 14: Autocompensator Assembly

    5060-4xx Assembly 14: Autocompensator assembly Asm- Part Units Description index number 14–1 12G6471 Tray interlock bellcrank 12G6558 Pick arm lift bellcrank 56P1526 Pick assembly 500-tray 12G6557 Bellcrank lift spring 12G6476 Paper level sensing assembly 12G6472 Tray interlock bracket 12G6461 Sensor, paper out/low Screw, pick roll mounting, parts packet 12G6533 99A0070 Pick roll tires (2 per pack)

  • Page 23: Assembly 15: Itu Assembly

    5060-4xx Assembly 15: ITU assembly Asm- Part Units Description index number 15-1 56P1513 ITU light shield assembly (autoconnect) 56P1540 Printhead interlock cable assembly 56P2847 ITU assembly 56P1572 ITU coupler retract lever 7-22 Service Manual...

  • Page 24: Assembly 16: Itu Drive Assembly

    5060-4xx Assembly 16: ITU drive assembly Asm- Part Units Description index number 16–1 56P2806 ITU drive motor assembly 12G6385 #58 gear 56P2805 ITU motor drive Screw type 323, parts packet 12G6309 (ITU drive motor to ITU drive assembly) Screw type 323, parts packet 12G6309 (ITU drive assembly lower frame) 7-23 Parts catalog...

  • Page 25: Assembly 17: Itu Loading

    5060-4xx Assembly 17: ITU loading 7-24 Service Manual...
  • Page 26 5060-4xx Assembly 17: ITU loading Asm- Part Units Description index number 17–1 56P1568 Yellow terminal contact assembly 12G6442 Terminal, contact spring Screw, parts packet 12G6533 12G6353 Cartridge support roller 56P1495 Parts packet, ITU loading - yellow, including - Yellow BOR spring - Rear block guide - Rear transfer bellcrank - Front V block guide...

  • Page 27: Assembly 18: Waste Toner

    5060-4xx Assembly 18: Waste toner Asm- Part Units Description index number 18–1 12G6494 Waste toner container 12G6470 Waste container latch spring 12G6469 Waste container latch 7-26 Service Manual...

  • Page 28: Assembly 19: Bor Drive Assembly

    5060-4xx Assembly 19: BOR drive assembly Asm- Part Units Description index number 19–1 56P1536 Motor assembly, Lift/BOR 7-27 Parts catalog...

  • Page 29: Assembly 20: Cartridge Contact Assembly

    5060-4xx Assembly 20: Cartridge contact assembly Asm- Part Units Description index number 20–1 56P0310 Cartridge contact assembly, complete, cyan/magenta/yellow 12G6376 Spring, rear hold down 12G6377 Rear hold down bellcrank 56P1561 Cartridge contact assembly, complete black 7-28 Service Manual...

  • Page 30: Assembly 21: Cartridge Drive Assembly

    5060-4xx Assembly 21: Cartridge drive assembly Asm- Part Units Description index number 21–1 56P2803 Cartridge drive assembly, cyan/magenta/black (one drive assembly per package) Screw, parts packet 12G6530 56P2804 Cartridge drive assembly, yellow 7-29 Parts catalog...

  • Page 31: Assembly 22: Electronics

    5060-4xx Assembly 22: Electronics 7-30 Service Manual...
  • Page 32 5060-4xx Assembly 22: Electronics Asm- Part Units Description index number 22–1 11A9095 Power cord set (LV)—U.S., Asia Pacific (English), Canada, Colombia, Costa Rica, Dominican Republic, Ecuador, El Salvador, Guatemala, Honduras, Mexico, Nicaragua, Panama, Puerto Rico, Saudi Arabia, Taiwan, Venezuela, Virgin Islands 1339553 Power cord set (LV)—Japan 43H5544...
  • Page 33 5060-4xx Assembly 22.1: Electronics 7-32 Service Manual...
  • Page 34 5060-4xx Assembly 22.1: Electronics Asm- Part Units Description index number 22.1–1 56P1517 System board outer shield 56P1547 Cable clip 56P1518 System board shield assembly with clips 56P1545 Cable, ground 56P1564 System board shield support with clips Screw, parts packet 12G6531 56P2841 System board, network, 402/422 only 56P2840...
  • Page 35 5060-4xx Assembly 22.2: Electronics Asm- Part Units Description index number 22.2–1 12G6327 Transfer HVPS board Screw type 323, parts packet 12G6309 (TFR HVPS board to frame) Screw, parts packet 12G6530 (TFR HVPS board to frame) 12G6541 Standoff, high voltage power supply - developer board Screw, parts packet 12G6540 56P2897 Developer HVPS board...
  • Page 36 5060-4xx Assembly 22.3: Electronics Asm- Part Units Description index number 22.3–1 56P1551 VTB fan, 60 mm 12G6490 VTB fan gap cover 56P1509 Fuser fan assembly with cable 12G6529 Screws, fuser fan mounting 56P1538 RIP fan, 92 mm 56P1500 RIP fan duct Screws, parts packet 12G6530 7-35 Parts catalog...
  • Page 37 5060-4xx Assembly 23: Electronics—cabling interconnections 1 7-36 Service Manual...
  • Page 38 5060-4xx Assembly 23: Electronics—cabling interconnections 1 Asm- Part Units Description index number 23–1 56P1539 Cable, options - stacker with output bin sensor 56P1538 RIP fan, 92 mm 56P1536 Motor assembly, Lift/BOR 56P1550 Cable, oiler motor driver 12G6321 Cable, operator panel 56P2801 Printhead assembly - yellow mirror motor (attached to yellow printhead) 56P1549...
  • Page 39 5060-4xx Assembly 24: Electronics—cabling interconnections 2 7-38 Service Manual...
  • Page 40 5060-4xx Assembly 24: Electronics—cabling interconnections 2 Asm- Part Units Description index number 24–1 56P1565 Black terminal contact assembly 56P1567 Cyan terminal contact assembly 56P1568 Yellow terminal contact assembly 56P1566 Magenta terminal contact assembly 56P0174 Cable assembly, second transfer voltage 56P1502 Cable, HVPS control - transfer 7-39 Parts catalog...
  • Page 41 5060-4xx Assembly 25: Electronics—cabling interconnections 3 Asm- Part Units Description index number 25–1 56P1501 Cable assembly, HVPS control - developer 56P0310 Cartridge contact assembly, complete, cyan/magenta/yellow 56P1561 Cartridge contact assembly, complete, black 7-40 Service Manual...
  • Page 42 5060-4xx Assembly 26: Electronics—cabling interconnections 4 Asm- Part Units Description index number 26–1 56P1503 Cable assembly - options bottom/paper size sensing 56P2806 ITU drive assembly with motor and waste toner full switch 7-41 Parts catalog...

  • Page 43: Assembly 27: Output Expander

    5060-4xx Assembly 27: Output expander 7-42 Service Manual...
  • Page 44 5060-4xx Assembly 27: Output expander Asm- Part Units Description index number 27–1 56P2870 Output expander, complete 56P2918 Right cover 56P2919 ESD brush cover 56P2875 Deflector, upper redrive, also order 99A0104 99A0104 Spring, upper diverter 99A0369 Shaft assembly, exit, also order parts packet 99A0572 99A0052 Shaft assembly, lower exit, also order parts packet 99A0572...
  • Page 45 5060-4xx Assembly 27.1: Output expander 7-44 Service Manual...
  • Page 46 5060-4xx Assembly 27.1: Output expander Asm- Part Units Description index number 27.1–1 56P2916 Door assembly, right jam access 99A0368 Shaft assembly, lower, also order parts packet 99A0572 99A0363 Pulley, drive 56P0410 Bracket, rear attach Screw, parts packet 56P0169 56P2872 Cover, front 99A0361 Belt, 160 gear 99A0362...

  • Page 47: Assembly 28: 5-Bin Mailbox

    5060-4xx Assembly 28: 5-Bin mailbox 7-46 Service Manual...
  • Page 48 5060-4xx Assembly 28: 5-Bin mailbox Asm- Part Units Description index number 28–1 56P2880 5-Bin mailbox, complete 56P2820 Redrive cap cover assembly 56P2937 Cover, wire 56P2882 Cover, top bin 56P2931 Latch, access door rear 99A0104 Spring, upper diverter 56P2889 Door, front 56P2881 Latch, access door front 56P2930...
  • Page 49 5060-4xx Assembly 28.1: 5-Bin mailbox 7-48 Service Manual...
  • Page 50 5060-4xx Assembly 28.1: 5-Bin mailbox Asm- Part Units Description index number 28.1–1 99A1741 Spring, diverter 56P2936 Frame asm, right side Screw type 323, parts packet 12G6309 99A1728 Cam, diverter actuator 99A1731 Spring, diverter actuator 99A1729 Latch, diverter actuator 99A1730 Arbor, diverter actuator 99A1789 Retainer, C-clip 56P0418...

  • Page 51: Assembly 29: 500-Sheet Drawer Option

    5060-4xx Assembly 29: 500-Sheet drawer option 7-50 Service Manual...
  • Page 52 5060-4xx Assembly 29: 500-Sheet drawer option Asm- Part Units Description index number 29–1 56P2850 500-Sheet drawer option, complete 56P2834 500-Sheet tray assembly 12G6419 Back restraint latch 12G6418 Back restraint 12G6425 Tray bias bellcrank assembly Screw, parts packet 12G6533 12G6426 Tray bias spring 12G6568 Reflector label 12G6421...
  • Page 53 5060-4xx Assembly 29.1: 500-Sheet drawer option 7-52 Service Manual...
  • Page 54 5060-4xx Assembly 29.1: 500-Sheet drawer option Asm- Part Units Description index number 29.1–1 56P0168 Drive assembly, 500 option 2 Screw type 323, parts packet 12G6309 56P2868 500-Sheet option tray pick assembly 12G6565 Paper level sensing assembly 12G6471 Tray interlock bellcrank 56P2859 Cover, frame 12G6553...

  • Page 55: Assembly 30: Duplex Option

    5060-4xx Assembly 30: Duplex option 7-54 Service Manual...
  • Page 56 5060-4xx Assembly 30: Duplex option Asm- Part Units Description index number 30–1 56P2860 Duplex option, complete 56P2863 Back cover 56P2898 Redrive bearing 56P0447 Duplex entry shaft assembly Screw, parts packet 12G6533 56P0434 Right side front tray guide 56P0483 Deflector actuator assembly 56P1570 Deflector follower assembly 56P2861...
  • Page 57 5060-4xx Assembly 30.1: Duplex option 7-56 Service Manual...
  • Page 58 5060-4xx Assembly 30.1: Duplex option Asm- Part Units Description index number 30.1–1 56P0456 Duplex support plate 56P0462 Autoconnect cable assembly 56P0463 DC forward/reverse motor assembly 56P0464 DC duplex feed motor Screw type 323, parts packet 12G6309 12G6510 Cable tie (6 in pack) Screw type 323, parts packet 88A0235 56P0459 Back support...

  • Page 59: Assembly 31: High-Capacity Input Tray (Hcit)

    5060-4xx Assembly 31: High-capacity input tray (HCIT) 7-58 Service Manual...
  • Page 60 5060-4xx Assembly 31: HCIT Asm- Part Units Description index number 31–1 56P0561 Paper size sensor box assembly 56P0519 Flag, paper size F 56P0520 Flag, paper size C 56P0518 Flag, paper size R 56P0522 Spring, paper size flag 56P0516 Sensor, photo interrupter 56P0511 Paper size sensors cable 56P0494...
  • Page 61 5060-4xx Assembly 31.1: High-capacity input tray (HCIT) 7-60 Service Manual...
  • Page 62 5060-4xx Assembly 31.1: HCIT Asm- Part Units Description index number 31.1–1 56P2905 Rear cover 56P2903 Right side cover 56P0491 Caster, movable Screws, parts packet 12G6533 56P0493 F adjuster 56P2901 Front cover 56P2902 Cover, main CA 56P0492 Caster, fixed 56P2904 Left side cover 56P2906 Upper left side jam cover 56P0507...

  • Page 63: Assembly 32: Finisher

    5060-4xx Assembly 32: Finisher 7-62 Service Manual...
  • Page 64 5060-4xx Assembly 32: Finisher Asm- Part Units Description Index number 32–1 56P0321 Top cover (tall finisher) 56P1287 Scanner plate (short finisher) 56P0569 Rear cover (tall finisher) 56P1285 Rear cover (short finisher) 56P0573 Upper right side cover (tall finisher) 56P1286 Upper right side cover (short finisher) 56P0574 Lower tray cover 56P0576...
  • Page 65 5060-4xx Assembly 32.1: Finisher 7-64 Service Manual...
  • Page 66 5060-4xx Assembly 32.1: Finisher Asm- Part Units Description index number 32.1–1 56P0324 Motor assembly elevator tray 56P0357 Actuation assembly 56P1471 HCOF control board assembly 56P0325 Motor assembly paper feed 56P0332 Accumulator paper feed belt (40S3M900) 56P2294 Accumulator drive belt (B30S2M334) 56P0315 Punch assembly 56P0345...
  • Page 67 5060-4xx Assembly 32.2: Finisher 7-66 Service Manual...
  • Page 68 5060-4xx Assembly 32.2: Finisher Asm- Part Units Description index number 32.2–1 56P0355 Guide vertical paper 56P0385 Solenoid drop assembly 56P0347 Jogger fence homing sensor (EE-SX1235A-P2) 56P0384 Accumulator belt (hook) 56P2294 Accumulator drive belt (B30S2M334) 56P0319 Accumulator w/o stapler 56P0348 Drop timing sensor (OS-535223-602) 56P0349 Accumulator homing sensor (OS-311D-A5) 56P0316...
  • Page 69 5060-4xx Assembly 33: Finisher cables Service Manual...

  • Page 70: Assembly 33: Finisher Cables

    5060-4xx Assembly 33: Finisher cables Asm- Part Units Description index number 33–1 56P0340 Communications cable 56P0341 Power cord 56P0359 Harness cable assembly H2 - system board to drop solenoid 56P0360 Harness cable assembly H3 - system board to harness cable assembly H4/drop timing sensor/punch motor homing sensor/inverter timing sensor 56P0361 Harness cable assembly H4 - harness cable H3 to punch timing sensor...

  • Page 71: Assembly 34: Envelope Option

    5060-4xx Assembly 34: Envelope option 7-70 Service Manual...
  • Page 72 5060-4xx Assembly 34: Envelope option Asm- Part Units Description index number 34–1 56P2890 Envelope option (complete) 56P2891 Envelope tray assembly 7-71 Parts catalog...

  • Page 73: Assembly 35: Outdoor Media Tray Option

    5060-4xx Assembly 35: Outdoor media tray option Asm- Part Units Description index number 35–1 56P2892 Outdoor media drawer assembly 56P2893 Outdoor media tray assembly 7-72 Service Manual...

  • Page 74: Assembly 36: Banner Option

    5060-4xx Assembly 36: Banner option Asm- Part Units Description index number 36–1 56P2894 Banner input assembly 7-73 Parts catalog...

  • Page 75: Assembly 37: Options

    5060-4xx Assembly 37: Options 7-74 Service Manual...
  • Page 76 ImageQuick™ card assembly 56P3303 PRESCRIBE card assembly 56P1433 MarkNet X2031e Ethernet 10/100BaseTX - 3 Port External Server 56P1434 MarkNet X2030t Token-Ring External Server 56P1742 MarkNet N2101e Ethernet 10/100BaseTX Internal Server 56P9932 Lexmark Forms hard disk, 5GB or larger w/adapter 7-75 Parts catalog...

  • Page 77: Assembly 38: Miscellaneous

    5060-4xx Assembly 38: Miscellaneous Asm- Part Units Description index number Screw type 323, parts packet 12G6309 Screw type 324, parts packet 12G6530 Screw type 232, parts packet 12G6531 Screw type 102, parts packet 12G6532 Screw type 312/322/412/423, parts packet 12G6533 Screw type 484, parts packet 12G6534 Screw, 500-sheet tray, parts packet 12G6538 Screw type 124, parts packet 12G6539...

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C 762

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