500-sheet paper feeder ..................................................................................................................... 211
Pickup and feed operations .............................................................................................. 212
Stapler/stacker (HP Color LaserJet 4700 Series only) ..................................................................... 214
Staple mode ...................................................................................................................... 214
Stacker mode .................................................................................................................... 214
Offset mode ...................................................................................................................... 214
Messages .......................................................................................................................... 215
6 Removal and replacement
Removal and replacement strategy ................................................................................................... 218
Repair notices ................................................................................................................... 218
Caution regarding electrostatic discharge (ESD) ............................................................. 218
Required tools ................................................................................................................... 218
Types of screws ................................................................................................................ 219
Parts-removal tree ............................................................................................................ 220
User-replaceable parts ...................................................................................................................... 221
Print cartridges and ETB ................................................................................................... 222
Fuser ................................................................................................................................. 222
Tray 1 pickup roller and separation pad ........................................................................... 222
Tray 2-x separation roller .................................................................................................. 225
Tray 2-x feed and pickup rollers ....................................................................................... 226
Formatter .......................................................................................................................... 227
Compact flash ................................................................................................................... 228
HP Jetdirect print server card (4700 models) ................................................................... 228
DDR memory DIMMs ........................................................................................................ 228
Hard drive (4700 models) ................................................................................................. 228
Installing a new control panel label ................................................................................... 228
Covers and external components ...................................................................................................... 230
Paper tray (Tray 2) ............................................................................................................ 231
Multipurpose tray (Tray 1) ................................................................................................. 231
Front cover ........................................................................................................................ 235
Duplex cover ..................................................................................................................... 239
Face down tray assembly ................................................................................................. 239
Top cover .......................................................................................................................... 240
Right cover ........................................................................................................................ 245
Left cover .......................................................................................................................... 247
Rear cover ........................................................................................................................ 249
Control panel ..................................................................................................................... 250
Main assemblies ................................................................................................................................ 253
Disengaging drive assembly ............................................................................................. 254
Remove main drive assembly ........................................................................................... 256
Reinstall main drive assembly .......................................................................................... 263
Pickup motor assembly ..................................................................................................... 273
Lifter drive assembly ......................................................................................................... 275
Delivery assembly ............................................................................................................. 278
Paper feed assembly ........................................................................................................ 283
Fuser drive assembly ........................................................................................................ 286
Laser/scanner assembly ................................................................................................... 287
Motors and fans ................................................................................................................................. 297
Disengaging drive motor ................................................................................................... 298
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