Imaging unit low service check ...............................................................................................................................121
Toner cartridge low service check.........................................................................................................................122
Printer hardware errors..................................................................................................................................122
111 errors........................................................................................................................................................................122
121 errors.......................................................................................................................................................................126
126 errors......................................................................................................................................................................128
132 errors......................................................................................................................................................................129
133 errors......................................................................................................................................................................130
140 errors.......................................................................................................................................................................131
155 errors......................................................................................................................................................................132
Procedure before starting the 9yy service checks ...........................................................................................133
900 errors ....................................................................................................................................................................135
912 errors......................................................................................................................................................................140
94y errors .....................................................................................................................................................................140
950–958 errors ...........................................................................................................................................................141
959 errors.....................................................................................................................................................................143
96y errors.....................................................................................................................................................................144
97y errors .....................................................................................................................................................................145
98y errors .....................................................................................................................................................................146
99y errors.....................................................................................................................................................................147
Input option hardware errors........................................................................................................................148
3yy error messages ...................................................................................................................................................148
Option tray pick/lift motor service check .............................................................................................................150
Option tray separator/pass through motor service check...............................................................................150
Option tray ACM motor service check...................................................................................................................151
Option tray controller card service check.............................................................................................................151
Other symptoms...............................................................................................................................................152
Base printer symptoms.............................................................................................................................................152
Cooling fan service check........................................................................................................................................152
Dead machine service check..................................................................................................................................153
Controller board service check ..............................................................................................................................153
Control panel button service check ......................................................................................................................154
Control panel service check....................................................................................................................................155
Toner starvation service check...............................................................................................................................155
USB print service check ...........................................................................................................................................157
Network service check .............................................................................................................................................157
Service menus............................................................................................161
Understanding the printer control panel.................................................................................................... 161
Using the printer control panel................................................................................................................................161
Understanding the colors of the indicator and Sleep button lights..............................................................162
Menus list........................................................................................................................................................... 163
Diagnostics menu............................................................................................................................................ 163
4514-330
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