Fax accessory .................................................................................................................................. 111
Disk drive .......................................................................................................................................... 113
Formatter .......................................................................................................................................... 116
Stapler .............................................................................................................................................. 117
Stapler power-supply ........................................................................................................................ 123
Right-side fan ................................................................................................................................... 128
Engine control unit (ECU) ................................................................................................................. 131
Left-side riser .................................................................................................................................... 138
Fuser ................................................................................................................................................ 139
Laser/scanner ................................................................................................................................... 142
Access plate ..................................................................................................................................... 144
Oblique-roller assembly .................................................................................................................... 146
Left-side fan ...................................................................................................................................... 148
High-voltage power supply (HVPS) .................................................................................................. 149
Feed-guide assembly ....................................................................................................................... 156
Main motor ....................................................................................................................................... 159
Gear assembly ................................................................................................................................. 162
Reinstallation notes for the gear assembly ...................................................................................... 165
Tray 1 solenoid ................................................................................................................................. 166
Tray 2 solenoid ................................................................................................................................. 167
Pickup assembly .............................................................................................................................. 168
Tray 1 media-present sensor and top-of-page sensor ..................................................................... 173
E-label reader (memory tag) ............................................................................................................ 175
Face-down-roller shaft ...................................................................................................................... 177
Cartridge door .................................................................................................................................. 179
Transfer roller ................................................................................................................................... 182
Registration assembly ...................................................................................................................... 183
Tray 1 pickup roller ........................................................................................................................... 186
Tray 2 pickup roller ........................................................................................................................... 187
Separation pad ................................................................................................................................. 189
6 Troubleshooting
Chapter contents .............................................................................................................................. 191
Troubleshooting process .................................................................................................................. 192
Troubleshooting tree ........................................................................................................ 192
Troubleshooting flowchart ................................................................................................ 193
1. Does the control-panel display show READY? ........................................... 193
2. Can you print a configuration page? .......................................................... 194
3. Does the device copy? ................................................................................ 195
4. Does the device send a fax? ....................................................................... 196
5. Does the device receive a fax? ................................................................... 197
6. Can you print from a program? ................................................................... 198
7. Does the job print as expected? .................................................................. 199
8. Does the device select the correct trays? ................................................... 200
Control-panel messages .................................................................................................................. 201
Control-panel message types .......................................................................................... 201
Resolve control-panel messages ..................................................................................... 201
Clear jams ........................................................................................................................................ 214
Common causes of jams ................................................................................................. 214
Jam locations ................................................................................................................... 215
vi ENWW
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