Lexmark W850n Service Manual page 362

4024-110
242.01 sensor (tray 2 feed-out) on jam (tray 2 feed)
2-36
242.02 sensor (registration) on jam (tray 2 feed)
242.03 sensor (tray 2 feed-out) static jam
250.00 sensor (registration) on jam (MPF pick)
903.00 RAM read/write check failure
904.00 NVM data failure
905.00 NVM read/write cannot be executed failure
906.00 CPU power to access NVM failure
907.00 RFID ASIC failure
908.00 PPM data failure
910.00 transport motor stop failure
911.00 transport motor failure
912.00 PC cartridge unit motor failure
913.00 printhead assembly failure
914.00 toner add motor assembly failure
915.00 fuser cooling fan failure
916.00 PC cartridge cooling fan failure
918.00 exit 1 media shift HP failure
920.00 fuser unit assembly on time failure
921.00 over heat temperature failure
922.00 center thermistor failure
923.00 rear thermistor failure
924.00 pressure roll thermistor failure
925.00 fuser operating temperature failure
927.00 PC cartridge RFID data write failure
928.00 PC cartridge RFID communication failure
929.00 sensor (ATC) failure
930.00 laser power failure
932.00 toner cartridge RFID data write failure
933.00 toner cartridge RFID communication failure
2-58
939.00 RIP card assembly communication failure
941.00 media tray 1 lift up / no media tray failure
942.00 media tray 2 lift up / no media tray failure
951.XX RIP card assembly NVRAM failure
953.XX operator panel assembly NVRAM failure
955.XX RIP card assembly NAND CRC failure
956.00 RIP card assembly processor failure
956.01 RIP card assembly processor over temperature
2-65
failure
956.02 RIP card assembly cooling fan failure
980.03 exit interface card assembly communication
2-66
failure
error messages
media size mismatch in width
no media in the select media tray
paper is installed (short edge) in the media paper tray
2-68
2-68
PC cartridge end of life
PC cartridge RFID failure
2-70
PC cartridge set failure
2-70
printer front door open
2-71
printer left door open
printer left lower door open
scheduled maintenance required
2-73
standard bin 1 full
2-74
standard bin 2 full
2-74
toner cartridge empty
I-2
Printer Service Manual
2-38
2-39
2-40
2-44
2-44
2-45
2-45
2-46
2-46
2-47
2-48
2-48
2-49
2-50
2-50
2-51
2-52
2-53
2-53
2-54
2-54
2-55
2-55
2-56
2-56
2-56
2-57
2-58
2-59
2-59
2-60
2-62
2-63
2-64
2-64
2-65
2-66
2-67
2-69
,
2-69
2-72
2-72
toner cartridge near empty
toner cartridge RFID failure
toner cartridge set failure
tray 1 media size failure
tray 1 media size mismatch in length
tray 2 media size failure
tray 2 media size mismatch in length
event log
clear log (diagnostics mode)
display log (diagnostics mode)
print log (configuration menu)
print log (diagnostics mode)
F
finisher tests
3-12
Sensor Test
3-15
Flash Test
I
2-83
image quality trouble
2-86
blank print (no print)
2-84
faint print (low contrast)
2-84
image quality
2-88
solid black
2-83
troubleshooting
vertical blank lines (white stripes in media transport
2-89
direction)
image quality troubles
2-99
after image
2-100
background (fog)
horizontal band printheads out
2-95
horizontal stripes
2-103
media damage
2-104
no fuse
2-97
partial lack
2-102
skew
2-98
spots
2-91
vertical stripes
3-9
input sensor tray tests
3-5
input source tests
3-9
input tray feed test
L
6-2
lubrication specification
M
6-2
maintenance scheduled
memory
3-7
DRAM Test
3-16
model name
1-1
models
multi-purpose feeder (MPF)
O
2-3
operator panel
operator panel tests
3-6
Button Test
3-6
Panel Test
options and features
1-1
description
2-76
2-76 2-77
,
2-77
2-78
2-79
2-79
2-81
3-18
3-17
3-24
3-17
2-89
3-33
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