The image formation process
..........................................................................................
136
Print cartridge
..................................................................................................................
137
Print cartridge design
......................................................................................
138
No-shake toner
................................................................................................
138
Cartridge memory
...........................................................................................
138
Toner seal
.......................................................................................................
138
Toner level detection
.......................................................................................
139
Pickup and feed system
...................................................................................................................
140
Media-size detection
........................................................................................................
140
Media-level detection
.......................................................................................................
140
Multifeed prevention
........................................................................................................
140
Transparency media detection
........................................................................................
140
Fuser-wrapping jam detection
.........................................................................................
140
Jam detection
..................................................................................................................
141
Tray 1
...............................................................................................................................................
146
Tray 1 driver PCA
............................................................................................................
146
Tray 1 power supply
........................................................................................................
146
Tray 1 sequence of operation
..........................................................................................
146
Tray 1 pickup and feed
....................................................................................................
147
Tray 1 jam detection
........................................................................................................
147
Tray 4
...............................................................................................................................................
148
Tray 4 driver PCA
............................................................................................................
148
Tray 4 power supply
........................................................................................................
148
Tray 4 sequence of operation
..........................................................................................
148
Tray 4 pickup and feed
....................................................................................................
149
Tray 4 media level and media size detection
...................................................................
149
Tray 4 jam detection
........................................................................................................
149
6
Removal and replacement
Removal and replacement strategy
..................................................................................................
152
Repair notices
..................................................................................................................................
152
Electrostatic discharge
.....................................................................................................................
153
Required tools
..................................................................................................................................
153
Product orientation
...........................................................................................................................
154
Front and right side orientation
........................................................................................
154
Back and left side orientation
...........................................................................................
155
Scanner assembly covers
................................................................................................................
156
Control panel
...................................................................................................................
156
Reinstall the control panel
...............................................................................
157
ADF feeder cover
............................................................................................
157
Reinstall the ADF feeder cover
.......................................................................
158
ADF feeder cover handle
.................................................................................................
159
ADF back cover
...............................................................................................................
159
ENWW
vii