Lexmark MS911 User manual

MS911, MX91x, and XM91x5
4021-230, 7421-03x, -23x, -43x
Finisher Service Manual
•Start diagnostics
•Maintenance
•Safety and notices
•Trademarks
•Index
August 27, 2015 www.lexmark.com
P/N 12G3392
www MK-Electronic de

Parts catalog
Legend
The following column headings are used in the parts catalog:
•Asm‑index—Identifies the item in the illustration
•P/N—Identifies the part number of a FRU
•Units/mach—Refers to the number of units in a printer
•Units/opt—Refers to the number of units in an option
•Units/FRU—Refers to the number of units in a FRU
•Description—A brief description of the part
The following abbreviations are used in the parts catalog:
•NS (not shown) in the Asm‑index column indicates that the part is procurable but is not shown in the
illustration.
•PP (parts packet) in the Description column indicates that the part is contained in a parts packet.
4021, 7421
Parts catalog
542
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Assembly 1: Staple finisher—Frame
4021, 7421
Parts catalog
543
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Assembly 1: Staple finisher—Frame
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9810 6 1 Staple finisher side guide wheel --
2 40X9334 4 1 Staple finisher bottom guide wheel --
4021, 7421
Parts catalog
544
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Assembly 2: Staple finisher—Covers
4021, 7421
Parts catalog
545
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Assembly 2: Staple finisher—Covers
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9337 1 1 Staple finisher top cover “Staple finisher top cover removal”
on page 235
2 40X9395 1 1 Staple finisher upper guide
cover
--
3 40X9336 1 1 Staple finisher right cover “Staple finisher right cover removal”
on page 234
4 40X9335 1 1 Staple finisher front cover “Staple finisher front cover removal”
on page 233
5 40X9811 1 1 Staple finisher rail cover --
6 40X9338 1 1 Staple finisher rear cover “Staple finisher rear cover removal”
on page 234
4021, 7421
Parts catalog
546
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Assembly 3: Staple finisher—Transport section 1
4021, 7421
Parts catalog
547
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Assembly 3: Staple finisher—Transport section 1
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9347 1 1 Sensor (staple finisher
paper feed)
“Sensor (staple finisher paper feed)
removal” on page 262
2 40X9350 1 1 Staple finisher upper guide “Staple finisher upper guide
removal” on page 291
3 40X9898 4 1 Staple finisher paper feed
idler holder
“Staple finisher upper guide
removal” on page 291
4 40X9349 4 1 Staple finisher paper feed
idler roller
“Staple finisher upper guide
removal” on page 291
5 40X9351 1 1 Staple finisher lower guide “Staple finisher lower guide removal”
on page 295
6 40X9348 1 1 Staple finisher paper feed
sensor cable
--
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Parts catalog
548
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Assembly 4: Staple finisher—Transport section 2
4021, 7421
Parts catalog
549
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Assembly 4: Staple finisher—Transport section 2
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9366 1 1 Motor (staple finisher
transport)
“Motor (staple finisher transport)
removal” on page 251
2 40X9369 1 1 Staple finisher transport motor
belt
--
3 40X9365 1 1 Staple finisher transport roller “Staple finisher transport roller
removal” on page 305
440X98171 1Staplefinisher jam removal
knob
“Staple finisher transport jam
removal gears removal” on
page 244
5 40X9816 2 1 Staple finisher jam removal
gear 1
“Staple finisher transport jam
removal gears removal” on
page 244
640X93711 1Staplefinisher jam removal
gear 2
“Staple finisher transport jam
removal gears removal” on
page 244
7 40X9904 1 1 Staple finisher tamper feed
roller secondary gear
--
8 40X9364 1 1 Staple finisher tamper feed
roller primary belt
--
9 40X9370 1 1 Staple finisher tamper feed
roller primary gear
--
10 40X9820 1 1 Staple finisher transport motor
gear
--
11 40X9367 1 1 Staple finisher transport motor
cable
--
4021, 7421
Parts catalog
550
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Assembly 5: Staple finisher—Compiler feed roller
assembly
4021, 7421
Parts catalog
551
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Assembly 5: Staple finisher—Compiler feed roller
assembly
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9364 1 1 Staple finisher compiler
feed roller belt
“Staple finisher compiler feed roller
shaft assembly removal” on page
300
2 40X9359 2 1 Staple finisher compiler
feed roller
“Staple finisher compiler feed rollers
and gears removal” on page 302
3 40X9360 2 1 Staple finisher aligner
roller belt
“Staple finisher compiler feed rollers
and gears removal” on page 302
4 40X9910 1 1 Staple finisher front
aligner roller
“Staple finisher aligner roller removal”
on page 299
5 40X9362 2 1 Staple finisher stack
clamp holder
--
6 40X9815 1 1 Staple finisher stack
clamp
--
7 40X9911 1 1 Staple finisher rear aligner
roller
“Staple finisher aligner roller removal”
on page 299
8 40X9820 1 1 Staple finisher compiler
feed roller gear
“Staple finisher compiler feed roller
shaft assembly removal” on page
300
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Parts catalog
552
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Assembly 6: Staple finisher—Compiler section 1
4021, 7421
Parts catalog
553
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Assembly 6: Staple finisher—Compiler section 1
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9343 1 1 Sensor (staple finisher
tamper paper present)
“Staple finisher tamper sensors
removal” on page 243
2 40X9343 1 1 Sensor (staple finisher
front tamper home)
“Staple finisher tamper sensors
removal” on page 243
3 40X9397 1 1 Staple finisher front tamper
gear
“Staple finisher tamper drive gears
removal” on page 317
4 40X9380 1 1 Motor (staple finisher front
tamper)
“Motor (staple finisher tamper)
removal” on page 242
5 40X9380 1 1 Motor (staple finisher rear
tamper)
“Motor (staple finisher tamper)
removal” on page 242
6 40X9396 1 1 Staple finisher tamper
cable
--
7 40X9826 1 1 Staple finisher rear tamper
gear
“Staple finisher tamper drive gears
removal” on page 317
840X93431 1Sensor(staple finisher rear
tamper home)
“Staple finisher tamper sensors
removal” on page 243
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Parts catalog
554
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Assembly 7: Staple finisher—Compiler section 2
4021, 7421
Parts catalog
555
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Assembly 7: Staple finisher—Compiler section 2
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9398 1 1 Staple finisher front
tamper
“Staple finisher tamper racks removal”
on page 319
2 40X9176 1 1 Staple finisher front
tamper holder
“Staple finisher tamper racks removal”
on page 319
3 40X9827 1 1 Staple finisher front
tamper rack
“Staple finisher tamper racks removal”
on page 319
4 40X9642 2 1 Staple finisher front and
rear aligners
“Staple finisher tamper racks removal”
on page 319
5 40X9643 1 1 Staple finisher middle
aligner
“Staple finisher tamper racks removal”
on page 319
6 40X9828 1 1 Staple finisher rear
tamper rack
“Staple finisher tamper racks removal”
on page 319
7 40X9401 1 1 Staple finisher tamper
paper present sensor
actuator
“Staple finisher tamper racks removal”
on page 319
8 40X9437 1 1 Staple finisher rear
tamper
“Staple finisher tamper racks removal”
on page 319
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556
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Assembly 8: Staple finisher—Aligner section
4021, 7421
Parts catalog
557
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Assembly 8: Staple finisher—Aligner section
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9385 1 1 Staple finisher stack lever
actuator
“Staple finisher stack lever actuator
removal” on page 273
2 40X9384 1 1 Staple finisher stack lever “Staple finisher stack lever removal” on
page 304
3 40X9360 1 1 Staple finisher aligner
drive belt
“Staple finisher aligner belt and gears
removal” on page 259
4 40X9825 1 1 Staple finisher aligner
drive gear
“Staple finisher aligner belt and gears
removal” on page 259
5 40X9380 1 1 Motor (staple finisher
aligner)
“Motor (staple finisher aligner)
removal” on page 258
6 40X9383 1 1 Staple finisher aligner
section cables
--
7 40X9382 1 1 Staple finisher aligner
secondary gear
“Staple finisher aligner belt and gears
removal” on page 259
8 40X9343 1 1 Sensor (staple finisher
staple unit carriage
home)
“Sensor (staple finisher staple unit
home) removal” on page 261
9 40X9386 2 1 Staple finisher aligner
roller gear
“Staple finisher aligner roller gears
removal” on page 307
10 40X9379 1 1 Staple finisher stack
clamp solenoid
“Staple finisher stack clamp solenoid
removal” on page 274
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Parts catalog
558
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Assembly 9: Staple finisher—Staple section
4021, 7421
Parts catalog
559
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Assembly 9: Staple finisher—Staple section
Asm-index P/N Units/opt Units/FRU Description Removal procedure
1 40X9407 1 1 Motor (staple finisher
staple unit carriage)
“Motor (staple finisher staple unit
carriage) removal” on page 267
2 40X9829 1 1 Staple finisher staple unit
cable
--
3 40X9413 1 1 Staple cartridge holder --
4 40X9411 1 1 Staple finisher staple unit “Staple finisher staple unit removal”
on page 264
5 40X8969 1 1 Staple finisher staple unit
holder
“Staple finisher staple unit removal”
on page 264
6 40X9608 1 1 Staple finisher staple unit
carriage drive gear
“Staple finisher staple unit carriage
gears removal” on page 268
7 40X9406 1 1 Staple finisher staple unit
rail
“Staple finisher staple unit rail
removal” on page 296
8 40X9363 1 1 Staple finisher staple unit
carriage gear
“Staple finisher staple unit carriage
gears removal” on page 268
940X94051 1StaplefinisherFFC “Staple finisher FFC removal” on
page 271
10 40X9410 1 1 Staple finisher interface
board
“Staple finisher interface board
removal” on page 266
11 40X9408 1 1 Staple finisher staple unit
carriage motor cable
--
4021, 7421
Parts catalog
560
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