HP LaserJet Pro Color MFP M476dn

Table of contents
1 Removal and replacement .............................................................................................................................. 1
Removal and replacement strategy ...................................................................................................................... 2
Introduction ......................................................................................................................................... 2
Considerations during removal and replacement .............................................................................. 2
Electrostatic discharge ........................................................................................................................ 2
Required tools ..................................................................................................................................... 3
Accessing the 2ndary service menu .................................................................................................... 4
Fasteners used in this product ............................................................................................................ 5
Service approach ................................................................................................................................................... 6
Before performing service .................................................................................................................. 6
After performing service ..................................................................................................................... 6
Post-service tests ............................................................................................................................... 7
Print-quality test .............................................................................................................. 7
Copy quality test ............................................................................................................... 7
Fax quality test (fax models only) .................................................................................... 7
Removal and replacement procedures ................................................................................................................. 8
Rollers and pads .................................................................................................................................. 8
Transfer roller ................................................................................................................... 8
Pickup roller (Tray 2 or Tray 3) ......................................................................................... 9
Separation roller (Trays 2 or 3) ...................................................................................... 11
Reinstall the separation roller ..................................................................... 12
Document feeder pickup roller assembly ...................................................................... 13
Pickup roller and separation pad (Tray 1) ...................................................................... 14
Scanner and document feeder .......................................................................................................... 17
Scanner assembly ........................................................................................................... 17
Document feeder ............................................................................................................ 18
Remove the scanner cable cover ................................................................. 18
Remove the document feeder ..................................................................... 21
Reinstall the document feeder .................................................................... 22
Covers and doors ............................................................................................................................... 22
Print-cartridge drawer .................................................................................................... 22
Right cover ...................................................................................................................... 25
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