Image-formation process
...................................................................................................
95
Latent-image formation stage
............................................................................................
96
Developing stage
...............................................................................................................
96
Transfer stage
....................................................................................................................
98
Fusing stage
......................................................................................................................
99
ITB cleaning stage
...........................................................................................................
100
Drum cleaning stage
........................................................................................................
101
Pickup-and-feed system
...................................................................................................................
102
Jam detection
..................................................................................................................
104
Pad transfer
.....................................................................................................................
104
Multiple-feed prevention
..................................................................................................
104
Scanner and ADF functions and operation
......................................................................................
106
Scanner functions
...........................................................................................................
106
Scanner operation
...........................................................................................................
107
ADF operation
..................................................................................................................
107
ADF paper path and ADF sensors
...................................................................................
108
ADF jam detection
...........................................................................................................
109
Memory card system (fax/memory-card models only)
.....................................................................
110
Fax functions and operation (fax/memory-card models only)
..........................................................
111
Computer and network security features
.........................................................................
111
PSTN operation
...............................................................................................................
111
Receive faxes when you hear fax tones
..........................................................................
111
Distinctive ring function
....................................................................................................
112
Fax by using Voice over IP services
................................................................................
112
The fax subsystem
...........................................................................................................
113
Fax card in the fax subsystem
.........................................................................................
113
Fax page storage in flash memory
..................................................................................
115
6
Removal and replacement
Removal and replacement strategy
.................................................................................................
118
General cautions during removal and replacement
.........................................................
118
Electrostatic discharge
.....................................................................................................
118
Required tools
.................................................................................................................
119
Types of screws
...............................................................................................................
119
Service approach
.............................................................................................................
120
Print cartridges
.................................................................................................................................
122
Tray cassettes and optional Tray 3 assembly
..................................................................................
123
Control-panel bezel
.........................................................................................................................
124
Control panel
....................................................................................................................................
125
Reinstall the control panel
...............................................................................................
126
Paper-feed rollers and pads
.............................................................................................................
127
Transfer roller
..................................................................................................................
127
Pickup roller (Tray 2 and Tray 3)
.....................................................................................
128
ENWW
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