Lexmark X746de User manual

Lexmark™X746de, X748de,

X748dte

7526-576, 776

• 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.

Revised: February 22, 2016

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Parts catalog 7-1

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7. Parts catalog

How to use this parts catalog

The following legend is used in the parts catalog:

•Asm-index: Identifies the assembly and the item in the diagram. For example, 3-1 indicates Assembly 3

and item number 1 in the table.

•Part number: Identifies the unique number that identifies this FRU.

•Units/mach: Refers to the number of units actually used in the base machine or product.

•Units/option: Refers to the number of units in a particular option. It does not include the rest of the base

machine.

•Units/FRU: Refers to the number of units packaged together and identified by the part number.

•NS: (Not shown) in the Asm-Index column indicates that the part is procurable but is not pictured in the

illustration.

•Model information used in the parts catalog:

Asm-

index Part

number Units/mach Units/

FRU Description

Abbreviation

used Machine

type/model Model name Description

576 7526-576 Lexmark X746de MFP with e-task and duplex

776 7526-776 Lexmark X748de MFP with e-task, duplex, and hard

drive

776 7526-776 Lexmark X748dte MFP with e-task, duplex, hard drive,

and 550 sheet tray

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7-2 Service Manual

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Assembly 1: Covers—printer

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Parts catalog 7-3

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Assembly 1: Covers—Printer

Index P/N Units/

mach Units/

FRU Description

1—1 40X5164 1 1 Output bin extension cover

2 40X5175 1 1 Top cover assembly, including top access cover springs

3 40X5276 1 2 Top access cover springs

4 40X5174 1 1 Rear cover

5 40X5121 1 1 Top access cover sensor

6 40X5180 1 1 Top access cover parts package, including:

A—Link (top access cover) (2)

B—Link (top cover) (2)

C—Top access cover links (slider cam) (1)

D—Bin full sensor with cable and flag (1)

7 40X5287 1 1 Cooling fan filter

8 40X8319 1 1 Rear frame cover

9 40X5172 1 1 Right cover

10 40X5184 1 1 Front access door cover assembly

11 40X5173 1 1 Left cover

12 40X5221 1 1 Left door cover

13 40X7960 1 1 Operator panel bezel, X746de

13 40X7961 1 1 Operator panel bezel, X748de

14 40X7662 1 1 Top access cover assembly

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7-4 Service Manual

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Assembly 2: Front

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Parts catalog 7-5

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Assembly 2: Front

Index P/N Units/

mach Units/

FRU Description

2—1 40X8110 1 1 Fuser assembly, 115 V

1 40X8111 1 1 Fuser assembly, 230 V

1 40X8112 1 1 Fuser assembly, 100 V

2 6 1 Printer pad, included in screws parts packet (P/N 40X5136)

3 40X1446 1 1 Right bellcrank assembly, with spring

4 40X5132 1 1 Parts packet, MP feeder/duplex drive, including:

•Retainer release arm

•Grease packet (Nyogel 744)

•Washer

•Duplex engagement gear

•MP feeder reduction gear

•MP feeder/duplex reduction gear

•MP feeder drive cover

5 40X6319 1 1 Cranklift spring and metal clip

6 40X8308 1 1 Paper pick assembly

7 40X5152 2 2 Pick tire

8 40X5999 1 1 Paper tray assembly, 550-sheet

9 40X6496 1 1 MPF pick arm

10 40X5111 1 1 Parts packet, front door, including:

•A—Front access door cap (1)

•B—Right cable assembly (1)

•C—Front access cover pivot (1)

•D—Left cable assembly (1)

•E—Front access door straps (2)

•F—Front access door bracket (1)

•G—Screw

11 40X5113 1 1 Duplex reference edge assembly

12 40X5995 1 1 Front access door assembly

13 40X6401 1 1 Transfer module

14 40X1447 1 1 Left bellcrank assembly, with spring

NS 40X8554 1 1 Cartridge guide wheels

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7-6 Service Manual

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Assembly 3: Right

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Parts catalog 7-7

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Assembly 3: Right

Index P/N Units/

mach Units/

FRU Description

3–1 40X5290 1 1 EP drive assembly

2 40X7709 1 1 Low-voltage power supply

3 40X5126 1 1 Motor driver card

4 40X8309 1 1 MP feeder/duplex motor

5 40X5128 1 1 24 V interlock switch

6 40X5998 1 1 MPF paper present sensor with cable

7 40X5127 1 1 5 V interlock switch

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7-8 Service Manual

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Assembly 4: Rear

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Parts catalog 7-9

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Assembly 4: Rear

Index P/N Units/

mach Units/

FRU Description

4—1 40X5123 1 1 Printhead assembly

2 40X5107 1 1 System board support shield

3 40X5997 1 1 System board

4 40X8856 1 1 CPU fan

NS 40X0269 1 1 Power cord—USA, Canada, Bolivia, Peru

NS 40X0288 1 1 Power cord (8 ft.)—Argentina

NS 40X0301 1 1 Power cord (8 ft.)—Australia, New Zealand

NS 40X3141 1 1 Power cord (8 ft.)—Austria, Belgium, Catalan, Czechoslovakia, Finland,

France, Germany, Greece, Hungary, Ireland, Italy, Netherlands, Norway,

Paraguay, Poland, Portugal, Russia, Spain, Sweden, Turkey, United

Kingdom

NS 40X0271 1 1 Power cord (8 ft.)—United Kingdom

NS 40X4596 1 1 Power cord (8 ft.)—Brazil

NS 40X0273 1 1 Power cord (8 ft.)—Chile, Uruguay

NS 40X0303 1 1 Power cord (8 ft.)—China

NS 40X1774 1 1 Power cord (8 ft.)—Denmark, Finland, Norway, Sweden

NS 40X0275 1 1 Power cord (8 ft.)—Israel

NS 40X3609 1 1 Power cord (8 ft.)—Japan

NS 40X1792 1 1 Power cord (8 ft.)—Korea

NS 40X1773 1 1 Power cord (8 ft.)—South Africa

NS 40X1772 1 1 Power cord (8 ft.)—Switzerland

NS 40X1791 1 1 Power cord (8 ft.)—Taiwan

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