Post-service tests
..............................................................................................................
73
Test 1 (print-quality test)
...................................................................................
73
Test 2 (copy-quality test)
...................................................................................
73
Test 3 (fax-quality test)
......................................................................................
73
Parts removal order
...........................................................................................................
74
Scanner and ADF components
..........................................................................................................
75
ADF input tray
....................................................................................................................
75
Flatbed lid
..........................................................................................................................
76
Link assemblies and scanner support-frame springs
........................................................
79
Control-panel bezel
............................................................................................................
81
Control-panel assembly
.....................................................................................................
82
ADF separation pad
...........................................................................................................
83
ADF input-tray flag
.............................................................................................................
84
ADF pickup roller assembly
..............................................................................................
85
ADF scanner glass
............................................................................................................
88
Scanner assembly
.............................................................................................................
90
Product base
......................................................................................................................................
95
Print cartridge
....................................................................................................................
95
Separation pad (product base)
..........................................................................................
96
Pickup roller (product base)
...............................................................................................
97
Scanner cushions
............................................................................................................
100
Media input tray
...............................................................................................................
101
Transfer roller
..................................................................................................................
103
Side covers
......................................................................................................................
104
Print-cartridge door
..........................................................................................................
106
Rear cover and fuser cover
.............................................................................................
107
Front cover
.......................................................................................................................
109
Speaker assembly
...........................................................................................................
111
Formatter and fax card
....................................................................................................
113
Power supply
...................................................................................................................
114
Scanner support-frame
....................................................................................................
118
Laser/scanner assembly
..................................................................................................
121
Main motor
.......................................................................................................................
125
Fuser
................................................................................................................................
128
Paper-pickup assembly
...................................................................................................
132
Drive-gear assembly and drive belt
.................................................................................
135
6
Problem solve
Problem-solving checklist
.................................................................................................................
138
Control-panel messages
..................................................................................................................
140
Alert and warning messages
..........................................................................................
140
Alert and warning message tables
..................................................................
140
Critical error messages
....................................................................................................
147
Critical error message-tables
..........................................................................
147
Clear jams
........................................................................................................................................
149
Causes of jams
................................................................................................................
149
Where to look for jams
.....................................................................................................
150
Clear jams from the ADF
.................................................................................................
151
Clear jams from the input-tray areas
...............................................................................
153
Clear jams from the output bin
.........................................................................................
155
vi
ENWW