Latent-image formation stage
...........................................................................
24
Primary charging
..............................................................................
24
Laser beam exposure
.......................................................................
24
Developing stage
..............................................................................................
25
Print cartridge
...................................................................................
25
Transfer stage
...................................................................................................
26
Fusing stage
.....................................................................................
27
Cleaning stage
..................................................................................
27
Pickup, feed, and delivery system
......................................................................................................
28
Photo sensors and switches
..............................................................................................
29
Input tray, main-input tray, or priority input slot
..................................................................................
30
Jam detection
....................................................................................................................
30
2
Removal and replacement
...........................................................................................................................
31
Introduction
.........................................................................................................................................
32
Removal and replacement strategy
...................................................................................................
32
Electrostatic discharge
.......................................................................................................................
33
Required tools
...................................................................................................................................
33
Before performing service
..................................................................................................................
34
After performing service
.....................................................................................................................
34
Post-service test
.................................................................................................................................
35
Print-quality test
.................................................................................................................
35
Parts removal order
............................................................................................................................
36
Pickup roller
........................................................................................................................................
37
Separation pad
...................................................................................................................................
38
Transfer roller
.....................................................................................................................................
39
Covers
................................................................................................................................................
40
Input tray or main-input tray
...............................................................................................
40
Output bin tray extension
...................................................................................................
41
Front cover
.........................................................................................................................
42
Remove the front cover
.....................................................................................
42
Left cover
...........................................................................................................................
43
Remove the left cover
.......................................................................................
43
Right cover
.........................................................................................................................
46
Remove the right cover
.....................................................................................
46
Cartridge door
....................................................................................................................
48
Remove the cartridge door
................................................................................
48
Face-down cover
...............................................................................................................
50
Remove the face-down cover
...........................................................................
50
Rear cover
.........................................................................................................................
52
Remove the rear cover
......................................................................................
52
Main assemblies
.................................................................................................................................
54
Formatter PCA
...................................................................................................................
54
vi
ENWW