User Guide

HP LaserJet 4250 wiring diagram .....................................................................................427
HP LaserJet 4300 wiring diagram .....................................................................................428
HP LaserJet 4350 wiring diagram .....................................................................................429
500-sheet feeder wiring diagram........................................................................................430
1,500-sheet feeder wiring diagram.....................................................................................431
Duplex accessory wiring diagram.......................................................................................432
Envelope-feeder-accessory wiring diagram.......................................................................433
Stacker-accessory wiring diagram......................................................................................434
Stapler/stacker-accessory wiring diagram..........................................................................435
Dc controller connectors diagram.......................................................................................436
General timing diagrams.....................................................................................................................437
HP LaserJet 4200 general timing diagram.........................................................................438
HP LaserJet 4250 general timing diagram.........................................................................439
HP LaserJet 4300 general timing diagram.........................................................................440
HP LaserJet 4350 general timing diagram.........................................................................441
Stapler/stacker timing diagram...........................................................................................442
8 Parts and diagrams
Chapter contents.................................................................................................................................443
Ordering parts and supplies................................................................................................................444
Parts....................................................................................................................................444
Related documentation and software.................................................................................444
HP-authorized resellers and support..................................................................................445
HP service agreements......................................................................................................445
HP Partner Portal................................................................................................................445
Supplies..............................................................................................................................446
Consumables and accessories...........................................................................................................447
Consumables......................................................................................................................447
Accessories.........................................................................................................................448
Memory, fonts, and mass storage .....................................................................................450
Cables and connectivity......................................................................................................452
Formatters, laser/scanners, power supplies, and fusers....................................................453
Assembly locations (1 of 3) ................................................................................................454
Assembly locations (2 of 3) ................................................................................................455
Assembly locations (3 of 3) ................................................................................................456
Covers.................................................................................................................................................458
Internal components............................................................................................................................462
Accessories.........................................................................................................................................484
Alphabetical parts list...........................................................................................................................494
Numerical parts list..............................................................................................................................503
Index....................................................................................................................................................................513
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