NVRAM mismatch failure service check .........................................................................................................258
RAM memory error service check ..................................................................................................................259
Download emulation cyclic redundancy service check...................................................................................259
Base printer symptoms................................................................................................................................... 260
Network service check....................................................................................................................................260
Dead machine service check........................................................................................................................... 262
Input/output option hardware errors...................................................................................................263
3yy error messages ......................................................................................................................................... 263
250/550-sheet transport motor failure service check....................................................................................270
250/550-sheet media feeder failure service check ........................................................................................ 271
250/550-sheet controller board failure service check.................................................................................... 273
HCIT lift drive motor failure service check......................................................................................................274
HCIT lift plate failure service check................................................................................................................. 276
HCIT transport motor failure service check .................................................................................................... 278
HCOE failure service check ............................................................................................................................. 280
Mailbox failure service check..........................................................................................................................281
Option tray symptoms .................................................................................................................................... 282
250/550-sheet media type error service check .............................................................................................. 284
250/550-sheet tray undetected service check ...............................................................................................286
250/550-sheet option undetected service check ........................................................................................... 287
HCIT incorrect media error service check .......................................................................................................287
HCIT media type error service check .............................................................................................................. 289
HCIT undetected service check....................................................................................................................... 291
HCIT media low undetected service check ..................................................................................................... 293
Mailbox incorrect bin exit service check.........................................................................................................295
Mailbox undetected service check .................................................................................................................297
Finisher side door error service check ............................................................................................................ 298
Finisher cartridge error service check ............................................................................................................300
Finisher undetected service check..................................................................................................................301
Finisher bin error service check ..................................................................................................................... 302
Finisher door undetected service check ........................................................................................................304
Stapler carriage failure service check ............................................................................................................. 305
Finisher bin media present error service check ..............................................................................................307
Stuck media on hole puncher service check ...................................................................................................308
Missing or misaligned hole punch service check ............................................................................................309
Hole punch box undetected service check .....................................................................................................311
Finisher door (HPU) undetected service check............................................................................................... 312
Output expander error service check .............................................................................................................313
Output expander rear door undetected service check................................................................................... 314
Output expander undetected service check...................................................................................................
315
Output expander bin error service check ....................................................................................................... 316
HCOE bin error service check..........................................................................................................................318
HCOE undetected service check ..................................................................................................................... 318
HCOE rear door undetected service check .....................................................................................................319
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