Lexmark MS312 Service Manual page 285

removal procedures
tips 161
removals
ACM assembly 219
ACM assembly, option tray 237
ACM clutch 171
bail 199
bezel 191
cartridge gearbox 176
cartridge plunger 188
control panel assembly 192
controller board 180
cooling fan 179
cooling fan duct 179
duplex 210
duplex gear assembly 176
duplex sensor 211
dust cover 224
front access cover 203
front access sensor 203
front door 200
front input guide 204
fuser 230
input sensor 211
jam access cover 199
laser scanning unit 232
left cover 161
left front mount 183
main drive gearbox 162
MPF assembly 195
MPF gearbox 167
MPF pick tire 198
MPF pick tire cover 198
MPF sensor 204
MPF solenoid 164
nameplate 192
narrow media/bin full sensor 225
pick roller 234
power supply 208
power supply shield 209
rear cover 224
rear door 224
redrive assembly 227
redrive shaft 228
reverse solenoid 170
right cover 178
right front mount 185
separator pad 206
separator roll assembly 235
toner cartridge smart chip contact 181
toner density sensor 213
top cover 231
trailing edge sensor 214
transfer roll 187
UICC 194
Replace cartridge, 0 estimated pages remain [88.xy] 74
Replace cartridge, printer region mismatch [42.xy] 74
Replace imaging unit, 0 estimated pages remain
[84.xy] 75
Replace unsupported cartridge [32.xy] 75
Replace unsupported imaging unit [32.xy] 75
restoring
configuration file 142
license file 142
S
safety information 14
selecting paper 22
service checks troubleshooting
network service check 110
service engineer (SE) menu 136
accessing 136
service manual conventions 19
shadow images appear on prints 35
solid black pages 34
specifications
acoustics 264
electrical 263
environment 264
operating clearances 264
storing
paper 24
supported paper sizes 26
supported paper types and weights 28
symptoms
printer 104
T
theory of operation
ACM 272
duplex printing 271
electrophotographic process 275
input tray 269
main drive gearbox 272
MPF 269
other key components 274
POR sequence 269
printer control 269
sensors 273
simplex printing 270
tips
card stock 25
on using envelopes 25
Index
285
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