Lexmark C 760 User manual

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.

Parts catalog 7-1
5060-4xx
7. Parts catalog
How to use this parts catalog
•SIMILAR ASSEMBLIES: If two assemblies contain a majority of identical parts, they are shown on the
same list. Common parts are shown by one index number. Parts peculiar to one or the other of the
assemblies are listed separately and identified by description.
•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:
The parts catalog uses the following model designations to identify model specific FRUs: 401, 402, 421, and
422.
Lexmark C760 5060-401 Non-network
Lexmark C760 5060-402 Network
Lexmark C762 5060-421 Non-network
Lexmark C762 5060-422 Network

7-2 Service Manual
5060-4xx
Assembly 1: Covers

Parts catalog 7-3
5060-4xx
Assembly 1: Covers
Asm-
index Part number Units Description
1–1 56P2821 1 Top cover assembly
2 56P2838 1 250 output flag and retainer
3 56P1539 1 Cable, options - stacker, including output bin sensor
4 56P2820 1 Redrive cap cover assembly
5 12G6380 7 Machine pad
6 12G6389 1 Top front support bracket
7 56P2813 1 Right rear cover
8 3 Screw, parts packet 12G6530
9 56P2810 1 Right front cover
10 12 Screw type 323, parts packet 12G6309
11 56P2837 1 Lower right door assembly
12 12G6405 1 Front right light shield cover
13 56P2216 4 Shield, door spring
14 7 Screw, parts packet 56P2220
15 12G6376 4 Spring, rear hold down
16 12G6347 4 Bellcrank, front hold down
17 56P2246 1 Detent spring
18 56P2218 1 Detent, front access door
19 56P2219 1 Housing, front access door
20 56P2816 1 Handle, front access door
21 56P2818 1 Front cover assembly
22 56P2811 1 Front lower right cover
23 56P2822 1 Front right handle cover assembly
24 56P2808 1 Paper path access door
25 12G6403 1 Spring, paper path access door
26 56P2807 1 Front lower left cover
27 56P2823 1 Front left handle cover assembly
28 12G6404 1 Left front light shield cover
29 56P1277 1 Paper tray guide
30 56P2817 1 Operator panel bezel with overlays, 421/422 only
30 56P2842 1 Operator panel bezel with overlays, 401/402 only
31 56P2844 1 Operator panel assembly
32 2 Screws, parts packet 12G6532
33 12G6399 1 Front upper pivot cover
34 12G6397 1 Front access door support
35 56P2489 1 Label, top paper jam, 421/422 only
35 56P2505 1 Label, top paper jam, 401/402 only

7-4 Service Manual
5060-4xx
Assembly 1.1: Covers

Parts catalog 7-5
5060-4xx
Assembly 1.1: Covers
Asm-
index Part number Units Description
1.1–1 56P2819 1 Left upper cover assembly
2 21 Screw type 323, parts packet 12G6309
3 56P2809 1 Left upper pivot cover
4 12G6491 1 Jam access spring
5 56P2835 1 Lower access jam door assembly
6 56P2814 1 Left lower pivot cover
7 56P2812 1 Cover, left lower
8 56P2815 1 Waste container door
9 56P2800 1 Blank, TLI/SN label
10 12G6387 2 Ground cable
11 56P2824 1 Rear cover
12 12G6383 2 Fuser latch slide
13 12G6384 2 Fuser latch slide spring
14 12G6340 1 Fuser top duct
15 12G6386 1 Duplex actuator arm assembly
16 56P1500 1 RIP fan duct
17 12G6360 1 Fuser wall duct
18 12G6358 1 Fuser bottom duct
19 56P2290 1 Fuser left duct
20 56P2291 1 Redrive belt cover duct
NS 12G6510 6 Cable tie (6 in pack)
NS 12G6511 2 Cable tie pad

7-6 Service Manual
5060-4xx
Assembly 2: Cartridge mounting
Asm-
index Part number Units Description
2–1 12G6535 4 Guide assembly, left side
2 12G6536 4 Guide assembly, right side
3 12 Screws, parts packet 12G6532

Parts catalog 7-7
5060-4xx
Assembly 3: Fuser assembly
Asm-
index Part number Units Description
3–1 56P2852 1 Fuser assembly, 220 V 500W
1 56P2851 1 Fuser assembly, 115 V 500W
1 56P2853 1 Fuser assembly, 100 V 500W (Japan)
1

7-8 Service Manual
5060-4xx
Assembly 3.1: Fuser (web oiler)

Parts catalog 7-9
5060-4xx
Assembly 3.1: Fuser (web oiler)
Asm-
index Part number Units Description
3.1–1 12G6545 1 Web oiler assembly
2 56P2856 1 Fuser assembly, web oiler 220 V 500W
2 56P2855 1 Fuser assembly, web oiler 115 V 500W
2 56P2854 1 Fuser assembly, web oiler 100 V 500W (Japan)
3 56P1558 1 Web oiler driver board assembly
4 12G6543 1 Web oiler index drive assembly

7-10 Service Manual
5060-4xx
Assembly 4: Fuser drive
Asm-
index Part number Units Description
4–1 4 Screws type 323, parts packet 12G6309
2 56P2802 1 Fuser drive assembly
3 56P1563 1 Card assembly - fuser drive
4 3 Screws, parts packet 12G6531 (card assembly mounting)

Parts catalog 7-11
5060-4xx
Assembly 5: Vacuum transport belt (VTB) assembly
Asm-
index Part number Units Description
5–1 12G6491 1 Jam access spring
2 12G6489 1 Vacuum transport belt assembly
2
1

7-12 Service Manual
5060-4xx
Assembly 6: Transfer
Asm-
index Part number Units Description
6–1 12G6303 1 Second transfer roll
2 12G6488 1 Transfer plate assembly
2
1

Parts catalog 7-13
5060-4xx
Assembly 7: Printheads
Asm-
index Part number Units Description
7–1 56P2801 4 Printhead assembly (do not replace more than one printhead at a time)
2 12 Screw, parts packet 12G6534
3 56P2292 4 Printhead spacer
4 56P1198 4 Thermistor card
5 8 Screw, parts packet 12G6533
6 56P2296 1 Card assembly, printhead diagnostic aid

7-14 Service Manual
5060-4xx
Assembly 8: Paper feed output (redrive)
Asm-
index Part number Units Description
8–1 56P0167 8 Anchor, bracket mounting
2 12G6493 2 Upper door hinge
3 2 Screw, parts packet 12G6533
4 56P2204 1 Redrive belt 300 T
5 12G6492 1 Redrive assembly
6 56P2836 1 Redrive door assembly
7 56P1532 1 Lower right door latch
8 56P1533 1 Lower left door latch
9 2 Screw, parts packet 12G6530
10 56P2837 1 Lower right door assembly
3
3
7
5
9
2
2
6
8
1
1
10
4

Parts catalog 7-15
5060-4xx
Assembly 9: Paper feed input
Asm-
index Part number Units Description
9–1 56P2101 2 Sensor, S2/NMS
2 56P2175 1 Sensor, transparency reflective (XPAR)
3 56P2174 1 Cable, S2/XPAR/NMS/MPF (without sensors)
4 56P1524 1 Paper out sensor MPF
5 56P2100 1 Cable assembly, S2/XPAR/NMS/MPF (with sensors)

7-16 Service Manual
5060-4xx
Assembly 10: Paper size sensing
Asm-
index Part number Units Description
10–1 56P1564 1 System board shield support with clips
2 12G6468 1 Paper size sensing bracket
3 12G6467 4 Paper size sensing spring
4 1 Screw, paper size sensing assembly mounting, parts packet 12G6531
5 3 Screw, paper size sensing card mounting, parts packet 12G6531
6 56P2845 1 US media size sensing card assembly, 421/422 only
6 56P2895 1 Non-US media size sensing card assembly, 421/422 only
6 56P2846 1 US media size sensing card assembly, 401/402 only
6 56P2896 1 Non-US media size sensing card assembly, 401/402 only
7 12G6466 4 Paper size sensing link

Parts catalog 7-17
5060-4xx
Assembly 11: Paper feed transport
Asm-
index Part number Units Description
11–1 56P2194 Nip relief handle
2 56P2857 1 Kit, registration motor assembly, including
- Staging motor assembly
- Gear, reference plate
- Gear, staging idler
- Gear, staging reduction
- Motor screws
3 3 Screw type 323, parts packet 12G6309

7-18 Service Manual
5060-4xx
Assembly 12: Multipurpose feeder (MPF)

Parts catalog 7-19
5060-4xx
Assembly 12: Multipurpose feeder (MPF)
Asm-
index Part number Units Description
12–1 56P2825 1 MP feeder door cover
2 12G6460 1 Door hinge restraint
3 1 Screw, parts packet 12G6533
4 56P2826 1 Frame bias latch
5 56P2827 1 Frame bias latch cover
6 11 Screw, parts packet 12G6533
7 12G6454 1 Frame bias spring
8 56P2831 2 MPF support bracket cover
9 56P2828 1 Sensor mount bracket
10 56P1524 1 Paper out sensor MPF
11 56P2829 1 MPF cable cover
12 12G6458 2 MPF support bracket spring
13 56P2833 2 MPF support bracket
14 12G6462 1 MPF bracket assembly
15 12G6463 1 MPF drive gear
16 12G6465 1 MPF drive gear bushing
17 12G6464 1 MPF drive gear shaft
18 56P2832 1 MPF autocompensator pick assembly
19 12G6354 3 Rib housing
20 12G6447 1 Friction buckler
21 12G6346 1 Buckler housing
22 56P2830 1 MPF door assembly