Primary charging
..............................................................................
28
Laser beam exposure
.......................................................................
29
Developing block
...............................................................................................
30
Transfer block
...................................................................................................
31
Primary transfer
................................................................................
31
Secondary transfer
...........................................................................
31
Separation
........................................................................................
32
Fusing block
......................................................................................................
32
ITB cleaning block
.............................................................................................
33
Drum cleaning block
..........................................................................................
33
Print cartridges
...................................................................................................................
34
Memory tag
.......................................................................................................
35
Cartridge presence detection
............................................................................
35
Toner level detection
.........................................................................................
35
Cartridge life detection
......................................................................................
35
Developing unit engagement and disengagement control
................................
35
ITB unit
..............................................................................................................................
37
Primary transfer roller engagement and disengagement control
......................
38
ITB unit presence detection
..............................................................................
39
ITB cleaning mechanism
...................................................................................
39
Calibration
..........................................................................................................................
40
Color-misregistration control
.............................................................................
40
Environment change control
.............................................................................
41
Image stabilization control
.................................................................................
41
Image density control (DMAX)
..........................................................
42
Image halftone control (DHALF)
.......................................................
42
Pickup, feed, and delivery system
......................................................................................................
43
Photo sensors
....................................................................................................................
44
Motors and solenoids
.........................................................................................................
45
Pickup and feed block
........................................................................................................
45
Cassette pickup
.................................................................................................
45
Cassette multiple-feed prevention
.....................................................................
46
Tray 1 (MP tray) paper pickup
...........................................................................................
47
Tray 1 (MP tray) last-paper detection
................................................................................
48
Paper feed
.........................................................................................................................
49
Skew-feed prevention
.......................................................................................
50
Feed-speed control
...........................................................................................
51
Fusing and delivery block
..................................................................................................
52
Loop control
......................................................................................................
52
Pressure roller pressurization and depressurization control
.............................
53
Output bin full detection
....................................................................................
55
Duplex block (duplex models only)
....................................................................................
56
Jam detection
....................................................................................................................
57
Paper feeder
.......................................................................................................................................
59
iv
ENWW