ADF jam ............................................................................................................................ 211
Registration sensor jam ................................................................................... 212
Read sensor jam .............................................................................................. 212
Exit sensor jam ................................................................................................. 212
ADF cover-open jam ......................................................................................................... 212
ADF open jam ................................................................................................................... 212
2 X 500-sheet paper feeder ............................................................................................................... 213
Pickup and feed operations .............................................................................................. 214
2 X 500-sheet jam detection ............................................................................................. 216
Output devices ................................................................................................................................... 217
IPTU .................................................................................................................................. 217
IPTU transfer operation .................................................................................... 218
IPTU jam detection ........................................................................................... 220
Pickup delay jam ............................................................................. 220
Pickup stationary jam ...................................................................... 220
Delivery delay jam ........................................................................... 220
Delivery stationary jam .................................................................... 220
3-bin mailbox system ........................................................................................................ 220
Stacker mode ................................................................................................... 222
Mailbox mode ................................................................................................... 222
Function-separator mode ................................................................................. 222
Jam detection ................................................................................................... 222
Feed-delay jam ................................................................................ 223
Feed-stationary jam ......................................................................... 223
Residual-media jam ......................................................................... 223
Power-on sequence ......................................................................................... 223
MBM driver ....................................................................................................... 224
MBM switches and sensors ............................................................................. 227
MBM PCBs ....................................................................................................... 228
MBM list of signals ........................................................................................... 229
Stapler/stacker system ..................................................................................................... 230
Power-on sequence ......................................................................................... 231
Staple mode ..................................................................................................... 232
Jogger operation .............................................................................................. 238
Jogger home-position detection ....................................................................... 242
Stacker mode ................................................................................................... 244
Jam detection ................................................................................................... 244
Stapler unit ....................................................................................................... 245
Staple home position detection ....................................................... 245
Self-priming detection ...................................................................... 246
Staple level detection ...................................................................... 246
Stapler/stacker switches and sensors ............................................................. 247
Stapler/stacker motors, solenoid, and fan ....................................................... 249
Stapler/stacker PCBs ....................................................................................... 250
Stapler/stacker driver PCB ............................................................................... 253
Stapler/stacker driver list of signals ................................................................. 255
5 Removal and replacement
Removal and replacement strategy ................................................................................................... 260
Required tools ................................................................................................................... 260
x ENWW
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