HP 4700 Series User Manual

Print cartridges and ETB ....................................................................................................214
Fuser ..................................................................................................................................214
Tray 1 pickup roller and separation pad ............................................................................214
Tray 2-x separation roller ...................................................................................................217
Tray 2-x feed and pickup rollers ........................................................................................218
Formatter ...........................................................................................................................219
Compact flash ....................................................................................................................220
HP Jetdirect print server card ............................................................................................220
DDR memory DIMMs .........................................................................................................220
Hard drive ..........................................................................................................................220
Installing a new control panel label ....................................................................................220
Covers and external components .......................................................................................................222
Paper tray (Tray 2) .............................................................................................................223
Multipurpose tray (Tray 1) ..................................................................................................223
Front cover .........................................................................................................................227
Duplex cover ......................................................................................................................231
Face down tray assembly ..................................................................................................231
Top cover ...........................................................................................................................232
Right cover .........................................................................................................................237
Left cover ...........................................................................................................................239
Rear cover .........................................................................................................................241
Control panel ......................................................................................................................242
Main assemblies .................................................................................................................................245
Disengaging drive assembly ..............................................................................................246
Main drive assembly ..........................................................................................................248
Pickup motor assembly ......................................................................................................259
Lifter drive assembly ..........................................................................................................260
Delivery assembly ..............................................................................................................263
Paper feed assembly .........................................................................................................268
Fuser drive assembly .........................................................................................................271
Laser/scanner assembly ....................................................................................................272
Motors and fans ..................................................................................................................................282
Disengaging drive motor ....................................................................................................283
Drum drive motors (Y/C/M/K) ............................................................................................283
Power supply fan/shroud (Fan 4) ......................................................................................284
Delivery fan/shroud (Fan 3) ...............................................................................................285
Cartridge fan/shroud (Fan 2) .............................................................................................287
Upper exhaust fan (Fan 1) .................................................................................................290
Sensors and switches .........................................................................................................................293
Environment sensor ...........................................................................................................293
Power switch assembly .....................................................................................................294
PCBs ...................................................................................................................................................297
DC controller PCB ..............................................................................................................297
Low-voltage power supply PCB .........................................................................................304
Memory controller PCB ......................................................................................................306
E label memory contacts and cable ...................................................................................307
High-voltage power supply PCB ........................................................................................309
Toner level detection PCB .................................................................................................311
High-voltage contacts ........................................................................................................311
500-sheet paper feeder ......................................................................................................................313
x ENWW

HP 4700 Series Specifications

General

Print Technology	Laser
Standard Output Capacity	250 sheets
Connectivity	USB 2.0, Ethernet, Parallel
Maximum Print Size	8.5 x 14 inches
Operating System Compatibility	Windows, Mac OS