Lexmark CX310n - Page 5

91x.xx (910.xx‑919.xx) Engine software service check ................................................................................... 107
950.xx NVRAM failure service check............................................................................................................... 108
Network service check.................................................................................................................................... 109
Symptoms..............................................................................................................................................111
Base printer symptoms...................................................................................................................................112
Narrow media sensor service check ............................................................................................................... 113
Toner meter cycle (TMC) card service check .................................................................................................. 115
Dead printer service check .............................................................................................................................115
Front door sensor or switches service check ..................................................................................................117
Operator panel (display is dim and unchanging) service check......................................................................121
Operator panel (displays all diamonds, no beeps, or five beeps) service check............................................. 124
Operator panel (display blank) service check .................................................................................................126
Operator panel (one or more operator panel buttons fail) service check...................................................... 128
Operator panel USB cable service check ........................................................................................................ 129
USB service check ...........................................................................................................................................130
550‑sheet and 650‑sheet trays input option symptoms ................................................................................ 130
Trays 2 and 3 (optional) service check............................................................................................................ 130
Tray 2 service check ........................................................................................................................................132
Tray (x) sensor service check ..........................................................................................................................132
550 and 650 input option service check ......................................................................................................... 134
Scan/fax/copy symptoms ...............................................................................................................................135
Black or blank page copy service check ..........................................................................................................136
CCD service check ...........................................................................................................................................137
Flatbed motor service check........................................................................................................................... 137
Flatbed home position service check..............................................................................................................137
ADF cover open service check ........................................................................................................................138
ADF streak service check ................................................................................................................................139
ADF paper jam service check .......................................................................................................................... 139
ADF feed errors service check ........................................................................................................................141
ADF duplex service check................................................................................................................................142
Modem/fax card service check....................................................................................................................... 143
Fax reception service check ............................................................................................................................ 144
Fax transmission service check .......................................................................................................................146
Fax error log codes ......................................................................................................................................... 148
Escalating a fax issue to second‑level support................................................................................................ 152
Service menus..........................................................................................155
Understanding the operator panel and menus.....................................................................................155
Using the operator panel for CX310 ...............................................................................................................155
Using the operator panel for CX410 models...................................................................................................156
Using the operator panel for CX510 models...................................................................................................157
Understanding the colors of the indicator light and Sleep button lights........................................................ 157
Understanding the home screen for CX410 and CX510 models..................................................................... 158
Understanding the scanner...................................................................................................................160
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