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

4021, 7421

Parts catalog

548

www MK-Electronic de

Assembly 4: Staple ﬁnisher—Transport section 2

4021, 7421

Parts catalog

549

www MK-Electronic de

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

www MK-Electronic de

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