21.
21.1 Configuration .................................................................................................... 230
21.2 Drive ................................................................................................................. 231
21.3 Operation.......................................................................................................... 232
21.3.1
Transport control ....................................................................................... 232
22.
DUPLEX SECTION............................................................................................. 233
22.1 Configuration .................................................................................................... 233
22.2 Drive ................................................................................................................. 234
22.3 Operation.......................................................................................................... 235
22.3.1
22.3.2
Duplex print control................................................................................... 236
23.
23.1 Overview .......................................................................................................... 240
23.2.1
23.2.2
23.2.3
23.2.4
23.3 Operation sequence ......................................................................................... 242
23.4 Operation timing ............................................................................................... 244
24.
IMAGE PROCESSING........................................................................................ 249
25.
POWER SUPPLY SECTION............................................................................... 253
25.1.1
Configuration ............................................................................................ 253
25.1.2
Operation .................................................................................................. 253
25.2.1
Configuration ............................................................................................ 254
25.2.2
Operation .................................................................................................. 254
25.3 Power cables .................................................................................................... 255
25.3.1
Configuration ............................................................................................ 255
25.3.2
Operation .................................................................................................. 255
26.
FAN CONTROL................................................................................................... 256
26.1 Configuration .................................................................................................... 256
26.2 Operation.......................................................................................................... 257
27.
COUNTER CONTROL........................................................................................ 260
27.1 Configuration .................................................................................................... 260
27.2 Operation.......................................................................................................... 260
vi
Theory of Operation Ver. 1.0 Jul. 2009