Lexmark X734DE User manual

Lexmark™X734de, X736de,
X738de, X738dte MFP
7526
• 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: June 25, 2013
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Parts catalog 7-1
7526
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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
235 7526-235 Lexmark X734de 4-in-1 Color MFP
275 7526-275 Lexmark X734de 4-in-1 Color MFP, with fax modem
295 7526-295 Lexmark X734de 4-in-1 Color MFP, with fax modem
436 7526-436 Lexmark X736de 4-in-1 Color MFP
476 7526-476 Lexmark X736de 4-in-1 Color MFP with fax modem
496 7526-496 Lexmark X736de 4-in-1 Color MFP, with fax modem
636 7526-636 Lexmark X738de 4-in-1 Color MFP
676 7526-676 Lexmark X738de, dte 4-in-1 Color MFP with fax modem
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7-2 Service Manual
7526
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Assembly 1: Covers—printer
11
12 D
BC
A
1
2
4
9
5
6
3
15
14
13
7
8
10
16
17
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Parts catalog 7-3
7526
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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 1 1 Parts package (top access cover) (P/N 40X5180), 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 40X5169 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 40X5177 1 1 Operator panel bezel, 235, 275
13 40X5178 1 1 Operator panel bezel, 436, 476
13 40X5222 1 1 Operator panel bezel, 636, 676
13 40X5288 1 1 Operator panel bezel, 496
13 40X5289 1 1 Operator panel bezel, 295
14 40X5179 1 1 Operator panel assembly, with card
15 40X5186 1 1 UICC card
16 40X5181 1 1 Parts packet (operator panel buttons)
17 40X5176 1 1 Top access cover assembly
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7-4 Service Manual
7526
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Assembly 2: Front
5
2
3
4
7
9
11
A
B
D
8
10
12
E
13
C
G
F
F
1
6
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Parts catalog 7-5
7526
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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 parts packet, screws (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 40X5223 1 1 Paper pick assembly
7 40X5152 2 2 Pick tire
8 40X5273 1 1 Paper tray assembly, 550-sheet
9 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
10 40X5113 1 1 Duplex reference edge assembly
11 40X5112 1 1 Front access door assembly
12 40X6401 1 1 Transfer module
13 40X1447 1 1 Left bellcrank assembly, with spring
NS 40X8554 1 1 Cartridge guide wheels
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7-6 Service Manual
7526
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Assembly 3: Right
1
2
3
4
5
6
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Parts catalog 7-7
7526
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Assembly 3: Right
Index P/N Units/
mach Units/ FRU Description
f3–1 40X5290 1 1 EP drive assembly
2 40X5182 1 1 Low-voltage power supply
3 40X5126 1 1 Motor driver card
4 40X5131 1 1 MP feeder/duplex motor
5 40X5128 1 1 24 V interlock switch
6 40X5127 1 1 5 V interlock switch
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7-8 Service Manual
7526
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Assembly 4: Rear
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Parts catalog 7-9
7526
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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 40X5200 1 1 System board (network), 235, 275, 295
3 40X5271 1 1 System board (network), 436, 476, 496, 636, 676
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.)—Hong Kong, Ireland, 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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7-10 Service Manual
7526
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Assembly 5: Left
4
(4 places)
1B
(4 places) (4 places)
1A
1C
(4 places)
(4 places)
3
(8 places)
(4 places) 1G
1E
1F
5
1D2
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Parts catalog 7-11
7526
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Assembly 5: Left
Index P/N Units/
mach Units/ FRU Description
5—1 40X5137 1 1 Contact springs kit, including:
•A—Torsion PCD contact spring
•B—Torsion CR contact spring
•C—Contact spring cap
•D—Charge roll contact spring
•E—HVPS TAR contact spring
•F—HVPS doctor/developer contact spring
•G—HVPS Db contact spring
•Screw
2 40X7159 1 1 Auger shaft and gear parts pack
3 40X5307 1 1 Waste toner HV contact assembly
4 40X5129 1 1 High-voltage power supply
5 40X1416 4 1 Toner level sensor
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7-12 Service Manual
7526
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Assembly 6: Top
Index P/N Units/
mach Units/ FRU Description
6—1 40X5109 1 1 Cooling fan
2 40X5122 1 1 Color on demand assembly
3 40X5130 1 1 Top cover camshaft assembly
4 40X5108 1 1 Cartridge cooling fan
3
4
1
2
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Parts catalog 7-13
7526
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Assembly 7: Cable parts packet
Index P/N Units/
mach Units/ FRU Description
7-1 40X5183 1 1 Cables, including
•A—Cartridge motor 1/fuser cable (1)
•B—Fuser AC cable (1)
•C—Fuser DC cable (1)
•D—MP feeder/duplex motor cable (1)
•E—Transport motor cable (1)
•F—High-voltage power supply cable (1)
•G—Cartridge motor 2 /3 cable (1)
•I —USB-A cable (1)
•J—Operator panel cable
•K—UICC cable (1)
•L—Option cable (1)
•M—Transport cable (1)
7-2 40X6351 1 1 Motor drive cable
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7-14 Service Manual
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Assembly 8: Covers—scanner
6
8
9
10
5
7
11
14
1
2
13
3
4
12
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Parts catalog 7-15
7526
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Assembly 8: Covers—Scanner
Index P/N Units/
mach Units/ FRU Description
8—1 40X5196 1 1 ADF front case cover
2 40X5202 1 1 ADF upper motor side cover
3 40X5192 1 1 ADF document input tray
4 40X5193 1 1 ADF paper stop
5 40X5194 1 1 Pressure plate cover
6 40X5198 1 1 Flatbed filter door cover
7 40X5218 1 1 Flatbed air filter
8 40X5207 1 1 Scanner rear cover
9 40X5205 1 1 Scanner right cover
10 40X5206 1 1 Scanner front cover
11 40X5204 1 1 Scanner left cover
12 40X5211 1 1 Flatbed with glass cover
13 40X5203 1 1 ADF upper front side cover
14 40X5201 1 1 ADF lid handle cover
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7-16 Service Manual
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Assembly 9: Automatic document feeder (ADF)
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Parts catalog 7-17
7526
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Assembly 9: Automatic document feeder (ADF)
Index P/N Units/
mach Units/ FRU Description
9—1 40X5190 ADF, complete
2 1 1 Parts packet—cables (40X5217)
A—ADF input tray cable
B—ADF case cable
Note: Additional cables listed in assembly 10 (5 total).
3 40X5210 1 1 Paper present LED card
4 40X5209 1 1 ADF hinge (left or right)
5 40X5166 1 1 ADF exit sensor with cable
6 40X5220 1 1 Scanner ICC card
7 40X5189 1 1 ADF pick pad
8 40X5165 1 1 ADF static ground brush
9 40X5163 1 1 Separator pad spring
10 40X5187 1 1 ADF separator pad
11 40X5197 1 1 ADF upper case cover
12 40X5188 1 1 ADF pick roll assembly
13 40X5208 1 1 ADF motor gear train assembly
14 40X5195 1 1 ADF front case assembly
15 40X5191 1 1 ADF cover open flag
16 40X5291 1 1 ADF skew card
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7-18 Service Manual
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Assembly 10: Flatbed scanner
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Parts catalog 7-19
7526
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Assembly 10: Flatbed scanner
Index P/N Units/
mach Units/ FRU Description
10—1 40X5167 1 1 Flatbed scanner, complete
2 40X5215 1 1 Cave LED card
3 40X5216 1 1 Flatbed cave LED cover (clear)
4 40X5213 1 1 Flatbed CCD lamp assembly
5 40X5212 1 1 Flatbed CCD carrier module, including lamp assembly
6 40X5214 1 1 Carriage transport belt with clip
7 40X5219 1 1 Scanner MDC card
8 40X5199 1 1 Flatbed cooling fan
9 1 1 Parts packet, cables (40X5217)
A—ADF cable
B—Scanner to system board flat cable
C—Scanner to system board cable
Note: Additional cables listed in assembly 9 (5 total).
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