Lexmark X 850 Owners Manual

							Parts catalog7-91
7500-XXX
Assembly 46:  Electrical cables
Asm 
IndexPart 
numberUnits/
machUnits/ kit 
or pkgDescription
46—1 40X2367 1 1 Multi connector cable assembly 2
2 40X2317 1 1 Printhead cable assembly
3 40X0677 1 1 RIP card cable assembly
2
1
3 
						

							7-92MFP Service Manual 7500-XXX
Assembly 47:  Electrical cable
Asm 
IndexPart 
numberUnits/
machUnits/ kit 
or pkgDescription
47—1 40X0679 1 1 Exit interface cable assembly
1 
						

							Parts catalog7-93
7500-XXX
Assembly 48:  Power cords 
Asm 
IndexPart 
numberUnits/
machUnits/ kit 
or pkgDescription
48—NS 40X0269 1 1 Power cord–USA, Canada, Latin America, Asia Pacific LV 8ft right angle
NS 40X0270 1 1 Power cord–Japan 15A LV 8ft straight
NS 40X0271 1 1 Power cord–United Kingdom 8ft straight
NS 40X0273 1 1 Power cord–Chile, Italy, Uruguay HV 8ft straight
NS 40X0277 1 1 Power cord–Brazil high amp LV 6ft straight
NS 40X0280 1 1 Power cord–Korea 10A HV 6ft straight
NS 40X0281 1 1 Power cord–Taiwan 13A LV 6ft straight
NS 40X0288 1 1 Power cord–Argentina HV 8ft straight
NS 40X0301 1 1 Power cord–Australia, New Zealand HV 8ft straight
NS 40X0303 1 1 Power cord–China HV 2.44 m straight
NS 40X1767 1 1 Power cord–Austria, Belgium, Brazil, France, Germany, Greece, Italy, 
Luxembourg, Netherlands, Nordic countries, Paraguay, Poland, Portugal, 
Russia, Senegal, Spain HV 8ft straight
NS 40X1771 1 1 Power cord–Israel HV 8ft straight
NS 40X1772 1 1 Power cord–Liechtenstein, Switzerland HV 8ft straight
NS 40X1773 1 1 Power cord–South Africa, Hong Kong, Singapore, Thailand, Malaysia HV 
8ft straight
NS 40X1774 1 1 Power cord–Denmark HV 8ft straight 
						

							7-94MFP Service Manual 7500-XXX
Assembly 49:  Miscellaneous 
Asm- 
IndexPart 
numberUnits/
machUnits/ kit 
or pkgDescription
49—NS 40X0179 1 1 Nyogel 744 grease packet
NS 40X0290 1 1 RS232C serial interface card
NS 40X0291 1 1 Parallel 1284-B interface card
NS 40X0948 NA NA Assorted E-clip packet
NS 40X0949 NA NA Assorted screw packet
NS 40X1375 1 1 MarkNet 8000 Fast Ethernet 
NS 40X1376 1 1 MarkNet 8020 Gigabit Ethernet
NS 40X1377 1 1 MarkNet 8030 Fiber Ethernet
NS 40X1378 1 1 MarkNet 8050 wireless, US
NS 40X1508 1 1 128MB memory option
NS 40X1509 1 1 256MB memory option
NS 40X1510 1 1 512MB memory option
NS 40X1512 1 1 Japanese font card
NS 40X1513 1 1 Simplified Chinese font card
NS 40X1514 1 1 Traditional Chinese font card
NS 40X1515 1 1 Korean font card
NS 40X1562 1 1 MarkNet 8050 wireless, non-US
NS 40X1564 1 1 32MB Flash card
NS 40X1455 1 1 64MB Flash card
NS 40X2375 1 14 Maintenance kit (110 V)
• Fuser unit assembly
• Transfer roll assembly
• Feed rolls (4 each)
• Pick rolls (4 each)
• Separation rolls (4 each)
NS 40X2376 1 14 Maintenance kit (220 V)
• Fuser unit assembly
• Transfer roll assembly
• Feed rolls (4 each)
• Pick rolls (4 each)
• Separation rolls (4 each)
NS 40X2377 1 14 Maintenance kit (100 V)
• Fuser unit assembly
• Transfer roll assembly
• Feed rolls (4 each)
• Pick rolls (4 each)
• Separation rolls (4 each)
NS 40X3500 1 1 IPDS card assembly
NS 40X2734 1 2 Maintenance kit (ADF)
• Feed/pick roll assembly
• Separation guide assembly
NS 40X2794 1 1 Forms card assembly 
NS 40X4252 1 1 Bar code card assembly
NS 40X4256 1 1 PRESCRIBE card assembly 
						

							IndexI-1
7500-XXX
Numerics
40X4252 Bar code card assembly 7-94
40X4256 PRESCRIBE card assembly 7-94
A
accessing service menus 3-1
acronyms 1-74
Asterisk button 2-4
B
Backspace button 2-4
buttons
? (Tips) 
2-5
Asterisk 2-4
Back 2-12
Backspace 2-4
Cancel 2-11
Cancel Job 2-10, 2-11
Cancel Jobs 2-7
Clear All 2-4
Continue 2-11
Copy 2-5
Custom 2-11
Dial Pause 2-4
Done 2-12
down arrow 2-10
E-mail 2-5
Fax 2-6
FTP 2-6
gray 2-12
grayed out 2-12
Held Faxes 2-6
Held Jobs 2-6
Home 2-12
left arrow 2-9
left scroll decrease 2-8
Lock Device 2-6
Menus 2-5
numeric keypad 2-3
Pound 2-3
Release Held Faxes 2-6
right arrow 2-9
right scroll increase 2-8
Search Held Jobs 2-6
Select 2-11
select 2-8
selected radio 2-10
Start 2-4
Status/Supplies 2-5
Stop 2-4
Unlock Device 2-7
unselected radio 2-10
C
Cancel Job button 2-10, 2-11
Clear All button 2-4
component locations 5-1
cables 5-8
duplex components 5-14
exit 2 components 5-15
HVPS 5-1
LVPS 5-1
printer boards 5-1
printer motors and sensors 5-2
printer switches 5-7
TTM components 5-13
Configuration Menu
ADF Edge Erase 
3-42
available menus 3-33
Disk Encryption 3-43
Energy Conserve 3-41
entering 3-33
Envelope Prompts 3-43
EVENT LOG 3-42
Factory Defaults 3-41
FB Edge Erase 3-42
Font Sharpening 3-48
Format Fax Storage 3-42
Jobs On Disk 3-43
Key Repeat Initial Delay 3-50
Key Repeat Rate 3-50
LES Applications 3-49
Maintenance Counter Value 3-35
Min Copy Memory 3-41
Panel Menus 3-40
Paper Prompts 3-43
PPDS Emulation 3-40
Print Quality Pages 3-38
REGISTRATION 3-36
Quick Test 3-37
Require Standby 3-49
Reset Maintenance Counter 3-35
Short Edge Printing 3-49
SIZE SENSING 3-39
Tray Low Message 3-49
Wipe Disk 3-46
connectivity
optional 
1-1
standard 1-1
Continue button 2-11
control panel 2-3
Asterisk 2-4
Backspace 2-4
Clear All 2-4
Dial Pause 2-4
LCD 2-3
numeric keypad 2-3
pound 2-3
Start 2-4
Stop 2-4
Index 
						

							I-2MFP Service Manual 7500-XXX
D
diagnostic aids 3-1
accessing service menus 3-1
diagnostic information 2-1
confirm the installation status 2-2
error code messages 2-13
service checks 2-40
start 2-1
using service checks 2-1
Diagnostic Menus
entering diagnostic menus 
3-2
Diagnostics Menus
available tests 
3-2
BASE SENSOR TEST 3-16
DEVICE TESTS 3-17
Disk Test/Clean 3-17
Quick Disk Test 3-17
DUPLEX TESTS
 
3-10
Quick Test 3-10
EVENT LOG 3-22
Clear the Event Log 3-24
Display the Event Log 3-22
Print the Event Log 3-24
FINISHER TESTS
Feed Tests 
3-14
Hole Punch Test 3-14
Sensor Test 3-14
Staple Test 3-13
HARDWARE TESTS 3-7
Button Test 3-7
CACHE Test 3-9
DRAM Test 3-8
Panel Test 3-7
Parallel Wrap 3-9
INPUT TRAY TESTS
Feed Tests 
3-10
Sensor Test 3-11
MOTOR TESTS 3-5
OUTPUT TRAY TESTS
Feed Tests 
3-12
Feed To All Bins 3-12
Sensor Test 3-13
PRINT TESTS 3-6
PRINTER SETUP 3-19
Configuration ID 3-20
Defaults 3-19
Edge to Edge 3-21
Engine Setting 1 to 4 3-20
Model Name 3-20
Parallel Strobe Adjustment 3-22
Permanent Page Count 3-20
Printed Page Count 3-20
Serial Number 3-20
SCANNER TESTS
ASIC Test 
3-25
Feed Test 3-25
Scanner Manual Registration 3-26
Scanner manual registration factory defaults 3-30
Sensor Test 3-31
Dial Pause button 2-4
down arrow button 2-10
duty cycle 1-3
E
emulation 1-2
error code messages 2-13
error codes
200.00 sensor (registration) off jam (too long) 
2-40
200.01 sensor (registration) static on jam 2-41
201.00 sensor (fuser exit) on jam 2-42
202.00 sensor (fuser exit) off jam 2-43
202.01 sensor (fuser exit) off (too short) jam 2-44
202.02 sensor (fuser exit) static jam 2-45
203.00 sensor (exit 2) on jam 2-45
203.01 sensor (exit 2) off jam 2-47
203.02 sensor (exit 2) on jam in standard bin or finisher 
2-49
203.03 sensor (exit 2) static jam 2-50
230.00 sensor (duplex wait) on jam 2-51, 2-52
230.01 sensor (duplex wait) static jam 2-54
231.00 sensor (registration) on jam (duplex paper feed) 
2-54
231.01 sensor (registration) on jam (duplex paper feed) 
2-56
241.00 sensor (pre-feed) on jam (tray 1 feed) 2-58
241.01 sensor (registration) on jam (tray 1 feed) 2-59
242.00 sensor (pre-feed) on jam (tray 2 feed) 2-60
242.01 sensor (tray 2 feed-out) on jam (tray 2 feed) 
2-62
242.02 sensor (registration) on jam (tray 2 feed) 2-64
242.03 sensor (tray 2 feed-out) static jam 2-66
243.00 sensor (pre-feed) on jam (tray 3 media feed) 
2-66
243.01 sensor (tray 3 feed-out) on jam (tray 3 media 
feed) 
2-68
243.02 sensor (tray 2 feed-out) on jam (tray 3 media 
feed) 
2-70
243.03 sensor (registration) on jam (tray 3 media feed) 
2-71
243.04 sensor (tray 3 feed-out) static jam 2-73
244.00 sensor (tray 4 feed-out) on jam (tray 4 media 
feed) 
2-74
244.01 sensor (tray 3 feed-out) on jam (tray 4 media 
feed) 
2-77
244.02 sensor (pre-feed) on jam (tray 4 media feed) 
2-79
244.03 sensor (registration) on jam (tray 4 media feed) 
2-81
244.04 sensor (pre-feed) on jam (tray 4 media feed) 
2-82
244.05 sensor (tray 4 feed-out) static jam 2-84
250.00 sensor (registration) on jam (MPF pick) 2-85
290.00 switch (sheet through) static jam 2-87
290.01 sensor (sheet through) on jam 2-87
290.02 sensor (ADF pre-registration) on jam ADF 
simplex side 
2-90
290.03 sensor (ADF pre-registration) off jam 2-92
290.10 sensor (ADF pre-registration) static jam 2-94 
						

							IndexI-3
7500-XXX
290.11 sensor (ADF registration) on jam ADF simplex 
side 
2-95
290.12 sensor (ADF registration) on jam side 2-97
290.13 sensor (ADF registration) off jam 2-99
290.14 sensor (ADF inverter) on jam (inverting) 2-100
290.15 sensor (ADF registration) off jam (inverting) 
2-103
290.21 sensor (ADF width APS 1) static jam 2-106
290.22 sensor (ADF width APS 2) static jam 2-107
290.23 sensor (ADF width APS 3) static jam 2-107
291.00 sensor (ADF registration) static jam 2-108
291.01 sensor (ADF inverter) off jam (inverting) 2-109
291.02 sensor (ADF inverter) on jam 2-111
291.03 sensor (ADF inverter) off jam 2-113
294.00 sensor (ADF inverter) static jam 2-116
294.01 sensor (ADF pre-registration) on jam side 2 
2-117
294.02 sensor (ADF pre-registration) off jam on 
inverting 
2-119
295.00 size mismatch jam (mix-size) 2-121
295.01 size mismatch jam (no mix-size) 2-123
295.02 invalid combine size jam 2-124
295.03 too short size jam 2-125
295.04 too long size jam 2-127
841.00 image pipeline ASIC failure 2-128
842.00 scanner communication failure 2-128
842.01 scanner communication failure 2-129
842.02 scanner communication failure 2-129
842.03 scanner communication failure 2-130
842.04 scanner communication failure 2-130
842.10 scanner unit assembly - ADF communication 
failure 
2-131
842.11 scanner communication failure (by scanner) 
2-131
842.12 scanner unit assembly communication failure 
2-132
843.00 sensor (scanner HP) failure 2-133
843.01 scanner carriage over run failure 2-134
843.10 ADF RAM test failure 2-134
843.11 ADF EEPROM failure 2-134
843.12 ADF pick roll position lift up failure 2-135
843.20 scanner unit assembly connection failure 2-136
843.21 scanner unit assembly EEPROM failure 2-136
843.22 scanner unit assembly EEPROM sub system 
failure 
2-137
843.23 scanner cooling fan failure 2-137
843.24 image processing failure 2-138
843.25 scanner controller card assembly failure 2-138
843.26 scanner controller card assembly failure 2-139
844.00 exposure lamp failure 2-139
844.01 lamp illumination failure 2-140
845.00 CCD failure 2-142
845.01 CCD initialization (lamp on) failure 2-142
845.02 CCD initialization (lamp off) failure 2-143
846.00 scanner communication failure 2-143
846.01 scanner communication failure 2-144
846.10 sensor (ADF width APS X) failure 2-144
846.12 scanner unit assembly software logic failure 
2-146
846.13 switch (platen interlock) open 2-146
847.00 modem failure 2-147
847.01 fax failure 2-148
848.00 modem failure 2-148
849.00 hard drive failure 2-149
900.XX RIP card assembly software failure 2-149
903.00 RAM read/write check failure 2-149
904.00 NVM data failure 2-150
905.00 NVM read/write cannot be executed failure 
2-150
906.00 CPU power to access NVM failure 2-151
907.00 RFID ASIC failure 2-151
908.00 PPM data failure 2-152
909.00 zero cross failure 2-152
910.00 transport motor stop failure 2-153
911.00 transport motor failure 2-154
912.00 PC cartridge unit motor failure 2-154
913.00 printhead assembly failure 2-155
914.00 toner add motor assembly failure 2-155
915.00 fuser cooling fan failure 2-156
916.00 PC cartridge cooling fan failure 2-157
917.00 LVPS cooling fan failure 2-158
918.00 exit 1 media shift HP failure 2-158
919.00 sensor (exit 2 media shift HP) failure 2-159
919.01 exit 2 unit assembly connection failure 2-160
920.00 fuser unit assembly on time failure 2-161
921.00 over heat temperature failure 2-161
922.00 center thermistor failure 2-162
923.00 rear thermistor failure 2-162
924.00 pressure roll thermistor failure 2-162
925.00 fuser operating temperature failure 2-163
927.00 PC cartridge RFID data write failure 2-163
928.00 PC cartridge RFID communication failure 2-164
929.00 sensor (ATC) failure 2-164
930.00 laser power failure 2-164
932.00 toner cartridge RFID data write failure 2-165
933.00 toner cartridge RFID communication failure 
2-165
939.00 RIP card assembly communication failure 
2-166
941.00 media tray 1 lift up / no media tray failure 2-166
942.00 media tray 2 lift up / no media tray failure 2-168
943.00 tray 3 lift up / no tray failure 2-169
944.00 tray 4 lift up / no tray failure 2-170
950.00 through 950.29 EPROM mismatch failure 2-172
950.30 through 950.60 EPROM mismatch failure 2-173
951.XX RIP card assembly NVRAM failure 2-174
952.XX Interconnect card NVRAM CRC failure 2-174
953.XX operator panel assembly NVRAM failure 2-174
954.XX interconnect card assembly NVRAM failure 
2-175
955.XX RIP card assembly NAND CRC failure 2-175
956.00 RIP card assembly processor failure 2-176
956.01 RIP card assembly processor over temperature 
failure 
2-176
956.02 RIP card assembly cooling fan failure 2-176
956.03 RIP card assembly FPGA failure 2-177
980.00 2TM/TTM controller card assembly 
communication failure 
2-177 
						

							I-4MFP Service Manual 7500-XXX
980.03 duplex controller card assembly communication 
failure 
2-178
980.03 exit interface card assembly communication 
failure 
2-178
980.05 engine flicker communication failure 2-179
997.00 duplex controller card assembly type failure 
2-179
error messages
2TM/TTM left door assembly open 
2-180
duplex left door assembly open 2-181
exit 2 left door assembly open 2-181
media size mismatch in width 2-182, 2-183
no media in the select media tray 2-184, 2-185
paper is installed (short edge) in the media paper tray 
2-186
PC cartridge end of life 2-186
PC cartridge RFID failure 2-187
PC cartridge set failure 2-187
printer front door open 2-188
printer left door open 2-189
printer left lower door open 2-190
scanner missing failure 2-192
scheduled maintenance required 2-190
standard bin 1 full 2-190
standard bin 2 full 2-191
switch (ADF left cover interlock) open 2-193
toner cartridge empty 2-193
toner cartridge near empty 2-195
toner cartridge RFID failure 2-195, 2-196
toner cartridge set failure 2-196
tray 1 media size failure 2-197
tray 1 media size mismatch in length 2-198
tray 2 media size failure 2-198
tray 2 media size mismatch in length 2-200
tray 3 media size failure 2-202
tray 3 media size mismatch in length 2-204
tray 4 media size failure 2-203
tray 4 media size mismatch in length 2-206
exiting Configuration Menu 3-50
exiting Diagnostics Menu 3-32
F
fonts 1-2
H
Home button 2-12
Home screen 2-5
buttons 2-5
home screen
status message bar 
2-5
I
image quality trouble 2-208
blank print (no print) 2-211
faint print (low contrast) 2-209
image quality 2-209
solid black 2-213
troubleshooting 2-208
vertical blank lines (white stripes in media transport 
direction) 
2-214
image quality troubles
after image 
2-224
background (fog) 2-225
horizontal band printheads out 2-216
horizontal stripes 2-220
media damage 2-228
no fuse 2-229
partial lack 2-222
skew 2-227
spots 2-223
vertical stripes 2-218
indicator light 2-3
L
LCD touch-screen features
Attendance message alert 
2-12
Menu trail line 2-12
left arrow button 2-9
left scroll decrease button 2-8
light, indicator 2-3
lubrication specification 6-2
M
maintenance scheduled 6-2
maximum resolution 1-1
media types 1-3
media weights 1-3
memory 1-1
models 1-1
N
navigation bar 2-5
numeric keypad 2-3
O
operating systems 1-2
optional connectivity 1-1
options and features
description 
1-4
duplex 1-65
duplex drive motor 1-65
media transport 1-66
exit 2 1-69
exit
2 drive motor 
1-69
media transport 1-70
tandem tray 1-56
driving force transmission path 1-57
main components 1-63
media transport 1-58
media tray assembly 1-60
P
paper capacity 1-2
paper handling 1-2
parts catalog 7-1
2000-sheet dual input (TTM)–covers 7-65
2000-sheet dual input (TTM)–drive and electrical 7-79
2000-sheet dual input (TTM)–feed and transport 7-71, 
7-73 
						

							IndexI-5
7500-XXX
2000-sheet dual input (TTM)–left door 
7-77
2000-sheet dual input (TTM)–media feed unit 7-75
2000-sheet dual input (TTM)–tray 3 7-67
2000-sheet dual input (TTM)–tray 4 7-69
ADF assembly 7-46
ADF covers and components 7-48
ADF document tray 7-62
ADF feeder 7-52
ADF feeder roll 7-58
ADF left cover components 7-54
ADF media guide 7-56
ADF motor unit 7-60
carriage motor and cooling fan 7-42
covers 7-3, 7-4
covers and control panel 7-36
dual unit drive motor 7-30
duplex–duplex inner 7-83
duplex–duplex outer 7-81
electrical 7-32
electrical cable 7-92
electrical cables 7-88, 7-89, 7-90, 7-91
exit 2–exit 2 inner 7-87
exit 2–exit 2 outer 7-85
full/half rate carriage 7-44
fuser 7-26
how to use this parts catalog 7-1
left door 7-20
left door and transfer roll 7-18
left lower door and transport 7-16
lens and sensors 7-40
media feed unit 7-6
media feed unit exploded (tray 1 and tray 2) 7-8
media tray 7-10
miscellaneous 7-94
MPF unit 7-12
MPF unit feed 7-14
platen glass 7-38
power cords 7-93
printhead, cartridge guides, and fans 7-24
registration 7-22
standard exit 1 7-28
Pound button 2-3
preventive maintenance 6-1
print speed 1-1
printer overview 1-4
basic model 1-4
configured model 1-5
printer technology 1-1
processor 1-1
R
radio button
selected 
2-10
unselected 2-10
removals
controller box lower cover 
4-17
controller box side cover 4-18
dual drive motor assembly 4-113
ESD-sensitive parts 4-1
exit 1 drive belt 4-112
exit 1 media shift assembly 4-105
exit 1 media shift gear 4-110
exit interface card assembly 4-116
feed roll 4-45
feed roll one way clutch 4-46
feed roll one way gear 22 tooth 4-47
feed unit drive gear 27 tooth 4-53
front door support strap and front door magnetic catch 
4-7
front inner cover 4-8
fuser cooling fan 4-98
fuser unit assembly 4-104
high voltage power supply (HVPS) card 4-114
left door assembly 4-75
left door assembly handle 4-78
left lower door handle assembly 4-72
left lower pinch roll assembly 4-71
LVPS card assembly 4-119
LVPS cooling fan 4-121
media feed lift motor 4-33
media feed unit assembly 1 4-20
media feed unit assembly 2 4-23
media feed unit drive gear - 13 tooth 4-37
media feed unit drive gear - 28/21 tooth 4-42
media feed unit drive gear - 29 tooth 4-43
media out actuator 4-38
media shift motor 4-107
media transport roll assembly/gear 4-69
media tray end guide 4-30
media tray lift gear group 4-32
media tray side guides 4-26
MPF feed drive gear group 4-59
MPF feed shaft assembly 4-63
MPF feed unit assembly 4-54
MPF fold down tray assembly 4-65
MPF media out actuator and upper frame 4-55
MPF pick solenoid/pick lever 4-62
MPF pressure pad 4-60
MPF rear cover 4-58
MPF transport pinch roll assembly 4-57
MPF transport roll assembly 4-61
option hookup cover 4-14
PC cartridge cooling fan 4-102
PC cartridge cooling fan duct 4-100
pick roll 4-51, 4-64
pick roll drive gear 25 tooth 4-52
pick roll idler gear 33 tooth 4-50
printer front door assembly 4-6
printer front left cover 4-3
printer left door support strap 4-74
printer left lower door assembly 4-70
printhead assembly 4-99
rear lower cover 4-12
rear motor cover 4-11
rear upper cover 4-15
registration clutch assembly 4-80
registration roll assembly 4-79
right lower cover 4-10
right upper cover 4-9 
						

							I-6MFP Service Manual 7500-XXX
sensor (exit 1 bin full) 
4-109
sensor (exit 1 media shift) 4-108
sensor (fuser exit) 4-103
sensor (humidity and temperature) 4-90
sensor (media level) 4-39
sensor (media out) 4-40
sensor (MPF media out) 4-56
sensor (pre-feed) 4-41
sensor (registration) 4-81
sensor (RFID PC cartridge) and sensor (RFID toner 
cartridge) 
4-94
sensor (tray 2 feed-out) 4-83
separation roll 4-49
separation roll one way friction clutch 4-48
switch (left lower door interlock) 4-68
switch (main power) 4-115
switch (media size) 4-19
switch (PC cartridge interlock) 4-84
switch (printer front door interlock) 4-4
switch (printer left door interlock) 4-76
toner add motor assembly 4-97
toner cartridge guide assembly 4-95
top cover assembly 4-5
transfer roll assembly 4-73
transfer roll guide assembly 4-77
tray lift coupling assembly 4-34
tray lift one way clutch/gear assembly 4-35
vertical drive gear assembly 4-67
removals–2000-sheet dual input (TTM)
2TM/TTM controller card assembly 
4-274
2TTM/TTM left door assembly 4-269
caster 4-213
clutch 4-275
drive motor assembly 4-273
feed roll 4-259
feed roll one-way clutch 4-260
feed unit drive gear 27T 4-268
foot cover 4-209
front cable assembly 4-222
left cover 4-211
lift coupling assembly 4-249
media feed lift motor 4-248
media feed unit assembly (tray 3) 4-243
media feed unit assembly (tray 4) 4-239
media feed unit drive gear 13 tooth 4-252
media feed unit drive gear 28/21T 4-257
media feed unit drive gear 29T 4-258
media guide rack and pinion 4-223
media out actuator 4-253
media transport roll assembly 4-246
one-way 22T 4-261
one-way clutch/gear assembly 4-250
pick roll 4-266
pick roll drive gear 25T 4-267
pick roll idler gear 33T 4-265
rear cover 4-212
right cover 4-210
sensor (media level) 4-254
sensor (media out) 4-255
sensor (pre-feed) 4-256
sensor (tray 3 feed-out) 4-247
sensor (tray 4 feed-out) 4-241
separation roll 4-263
separation roll one-way friction clutch 4-262
switch (2TM/TTM left door interlock) 4-270
switch (TTM media size) 4-242
top cover 4-208
tray 3 assembly 4-217
tray 3 front cover 4-218
tray 3 lift gear assembly 4-271
tray 3 media guide lock assembly 4-226
tray 3 mylar actuator 4-227
tray 3 rear cable assembly 4-219
tray 4 assembly 4-216
tray 4 front cables 4-233
tray 4 front cover 4-228
tray 4 lift gear assembly 4-272
tray 4 media guide lock assembly 4-237
tray 4 media guide rack and pinion 4-235
tray 4 mylar actuator 4-238
tray 4 rear cables 4-230
tray 4 transport assembly 4-229
tray support roll 4-214
removals–ADF
actuator/media guide assembly 
4-190
ADF controller card assembly 4-167
ADF exit roll assembly 4-196
ADF feed drive motor assembly 4-172
ADF feed/pick roll assembly 4-178
ADF feed-out roll assembly 4-193
ADF front cover assembly 4-166
ADF left cover assembly 4-168
ADF left cover media guide 4-181
ADF media feed assembly 4-162
ADF rear cover 4-165
ADF registration motor 4-201
ADF registration roll assembly 4-191
ADF separation roll guide assembly 4-195
ADF transport roll assembly 4-198
ADF unit assembly 4-159
document set actuator 4-180
document set LED 4-174
document tray assembly 4-164
inverter gate 4-191
inverter solenoid assembly 4-173
left cover pinch roll assembly 4-171
media scan guide 4-161
pick roll position motor assembly 4-182
platen cushion 4-160
sensor (ADF inverter) 4-189
sensor (ADF pre-registration) 4-188
sensor (ADF registration) 4-187
sensor (ADF width APS 1) 4-184
sensor (ADF width APS 2) 4-185
sensor (ADF width APS 3) 4-186
sensor (document set) 4-199
sensor (document tray length 1) 4-205
sensor (document tray length 2) 4-206