Rear-door rib assembly (duplex product)
........................................................................
119
Upper-cover assembly
.....................................................................................................
121
Reinstall the upper cover
................................................................................
123
Control-panel assembly
...................................................................................................
124
Left cover
.........................................................................................................................
126
Reinstall the left cover
.....................................................................................
127
High-voltage power-supply PCA
......................................................................................
129
Color-misregistration sensor assembly PCA
...................................................................
132
Reinstall the color-misregistration sensor assembly
.......................................
135
Right panel
.......................................................................................................................
136
Motors (M1 and M2)
........................................................................................................
140
DC controller PCA
...........................................................................................................
142
Special considerations
....................................................................................
142
Remove the DC controller PCA
......................................................................
142
Formatter PCA
.................................................................................................................
144
Special considerations
....................................................................................
144
Remove the formatter PCA
.............................................................................
144
Fan
...................................................................................................................................
146
Intermediate PCA
............................................................................................................
147
Right-front cover and power button
.................................................................................
148
Power-supply sub PCA
....................................................................................................
150
Fuser motor assembly
.....................................................................................................
154
Reinstall the fuser motor assembly
.................................................................
158
Duplex reverse-drive assembly
.......................................................................................
159
Fuser
................................................................................................................................
162
Reinstall the fuser
...........................................................................................
167
Paper-delivery assembly
.................................................................................................
168
Front-door assembly
........................................................................................................
171
Reinstall the front-door assembly
....................................................................
176
7
Problem solve
Introduction
.......................................................................................................................................
180
Solve problems checklist
..................................................................................................................
181
Menu map
........................................................................................................................................
181
Troubleshooting process
..................................................................................................................
182
Pretroubleshooting checklist
...........................................................................................
182
Power-on checks
.............................................................................................................
184
Tools for troubleshooting
..................................................................................................................
185
Print-quality troubleshooting tools
....................................................................................
185
Calibrate the product
.......................................................................................
185
Problem-solve diagrams
...................................................................................................................
186
Repetitive image defects
.................................................................................................
186
Interface ports
..................................................................................................................
187
ENWW
vii