Motors, fans, and solenoids
...............................................................................................
53
Laser/scanner system
........................................................................................................................
55
Pickup-and-feed-system
.....................................................................................................................
56
Cassette (tray 2) pickup mechanism
.................................................................................
57
Multipurpose-tray (tray 1) pickup mechanism
....................................................................
58
Jam detection
....................................................................................................................
58
Image-formation system
.....................................................................................................................
59
Image-formation process
...................................................................................................
60
Latent-image formation block
............................................................................................
60
Step 1: primary charging
...................................................................................
60
Step 2: laser-beam exposure
............................................................................
61
Development block
............................................................................................................
61
Step 3: developing
............................................................................................
61
Transfer block
....................................................................................................................
61
Step 4: image transfer
.......................................................................................
61
Step 5: separation from the drum
......................................................................
62
Fixing block
........................................................................................................................
62
Step 6: fusing
....................................................................................................
62
Drum-cleaning block
..........................................................................................................
62
Step 7: drum cleaning
.......................................................................................
62
Print cartridge
....................................................................................................................
63
Print-cartridge activation
....................................................................................................
63
5
Removal and replacement
Removal and replacement strategy
....................................................................................................
66
Introduction
........................................................................................................................
66
Required tools
....................................................................................................................
66
Types of screws
.................................................................................................................
67
Service approach
...............................................................................................................
67
Before performing service
..................................................................................................
68
After performing service
.....................................................................................................
68
Parts removal order
...........................................................................................................
68
Customer self-repair parts
..................................................................................................................
70
Tray 1 pickup roller
............................................................................................................
70
Tray 2 pickup roller
............................................................................................................
72
Tray 2 separation pad
........................................................................................................
73
Tray 3 retard roller
.............................................................................................................
74
Tray 3 pickup and feed rollers
...........................................................................................
75
Formatter
...........................................................................................................................
76
CompactFlash cards
..........................................................................................................
77
DIMMs
...............................................................................................................................
80
Control-panel overlay
.........................................................................................................
84
Duplexer
............................................................................................................................
84
External doors, covers, and panels
....................................................................................................
86
Right cover
.........................................................................................................................
86
Lower back cover
...............................................................................................................
86
Face-up bin
........................................................................................................................
87
Top cover
...........................................................................................................................
89
Left cover
...........................................................................................................................
92
Left front cover
...................................................................................................................
94
ENWW
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