Lexmark C935 - Page 620

I-2 Printer Service Manual
5057-XXX
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250.00 sensor (registration) late jam (feeding from the
MPF)
2-49
841.00 image pipeline ASIC failure 2-59
849.00 hard drive failure 2-60
901.XX RIP card assembly software error 2-63, 2-64,
2-65, 2-66, 2-67, 2-68, 2-69
903.00 RAM read/write check failure 2-71
904.00 NVM data failure 2-78
904.00 Sensor (transfer belt HP) late error 2-74
904.01 transfer belt position failure 2-78
904.02 Sensor (transfer belt edge) failure 2-83
904.03 sensor (2nd transfer roll retract HP) late error
2-86
904.04 sensor (2nd transfer roll retract HP) lag error
2-87
904.05 sensor (CMY transfer roll retract HP) late error
2-88
904.06 sensor (CMY transfer roll retract HP) lag error
2-91
904.07 CMY transfer roll retract motor time out 2-93
905.00 NVM read/write cannot be executed failure 2-94
907.00 RFID ASIC failure 2-96
908.00 PPM data failure 2-98
911.00 transport motor failure 2-99
918.00 exit 1 media shift HP failure 2-100
920.00 fuser unit assembly on time failure 2-101
924.00 PC drum contact CRUm chip problem 2-105
925.00 fuser operating temperature failure 2-108,
2-109, 2-110
930.00 pressure roll thermistor failure 2-111
941.00 media tray 1 lift up / no media tray failure 2-112
942.00 media tray 2 lift up / no media tray failure 2-114
943.00 tray 3 lift up / no tray failure 2-116
944.00 tray 4 lift up / no tray failure 2-118
950.00 through 950.29 EPROM mismatch failure 2-120
950.30 through 950.60 EPROM mismatch failure 2-120
951.XX RIP card assembly NVRAM failure 2-121
952.XX Interconnect card NVRAM CRC failure 2-121
953.XX operator panel assembly NVRAM failure 2-122
954.XX interconnect card assembly NVRAM failure
2-122
955.XX RIP card assembly NAND CRC failure 2-123
956.00 RIP card assembly processor failure 2-123
956.01 RIP card assembly processor over temperature
failure
2-124
956.02 RIP card assembly cooling fan failure 2-124
956.03 RIP card assembly FPGA failure 2-124
980.03 exit interface card assembly communication
failure
2-126
error messages
2TM/TTM left door assembly open
2-127
duplex left door assembly open 2-128
media size mismatch in width 2-129, 2-130
no media in the select media tray 2-131
paper is installed (short edge) in the media paper tray
2-132
PC cartridge end of life 2-133
printer front door open 2-133
printer left door open 2-134
printer left lower door open 2-136
scheduled maintenance required 2-136, 2-137
standard bin 1 full 2-137
toner cartridge RFID failure 2-138
toner cartridge set failure 2-138
ESD-sensitive parts 4-1
exiting Configuration Menu 3-29
exiting Diagnostics Menu 3-23
I
image quality trouble 2-146
blank print (no print) 2-149
faint print (low contrast) 2-147
image quality 2-147
solid black 2-151
troubleshooting 2-146
vertical blank lines (white stripes in media transport
direction)
2-152
image quality troubles
after image
2-163
background (fog) 2-165
horizontal band printheads out 2-154
horizontal stripes 2-158
media damage 2-169
no fuse 2-171, 2-172
partial lack 2-160
skew 2-167
spots 2-162
vertical stripes 2-156
L
lubrication specification 6-2
M
maintenance scheduled 6-2
memory 1-1
menus 2-175
models 1-1
O
operator panel
understanding
2-175
options and features
description
1-2
P
parts catalog
miscellaneous
7-69
preventive maintenance 6-1
printer overview 1-2
basic model 1-2
configured model 1-3
printer technology 1-1
printer theory 1-4
control 1-25
fuser control 1-26
media size control 1-25
printhead control 1-25
drive 1-19
CMY developer drive motor assembly 1-21