HP LASERJET ENTERPRISE M775dn - Page 7

Table of contents
1 Removal and replacement ................................................................................................ 1
Removal and replacement strategy ............................................................................................. 2
Cautions during removal and replacement ................................................................... 2
Required tools ........................................................................................................... 3
Types of screws ........................................................................................................ 3
Service approach ...................................................................................................... 3
Before performing service .......................................................................................... 4
After performing service ............................................................................................. 4
Parts removal order ................................................................................................... 4
Control-panel assembly ............................................................................................................. 5
Intermediate transfer belt ........................................................................................................... 7
Fuser ...................................................................................................................................... 9
Formatter PCA ....................................................................................................................... 10
Hard disk drive (HDD) ............................................................................................................ 11
Reinstall the HDD .................................................................................................... 12
Secondary transfer roller ......................................................................................................... 13
Document feeder mylar strips ................................................................................................... 14
Install replacement document feeder mylar strips ......................................................... 15
Document feeder foam reflector ............................................................................................... 16
Install a replacement document feeder foam reflector ................................................... 17
Pickup, feed, and separation (rollers and pads) ......................................................................... 22
Tray 1 (multipurpose tray) pickup roller ...................................................................... 22
Tray 1 separation pad ............................................................................................. 24
Tray 2 pickup roller ................................................................................................. 26
Tray 2 separation roller ........................................................................................... 27
1 x 500 or 3 x 500 pickup, feed, and separation rollers ............................................. 29
High capacity input feeder pickup, feed, and separation rollers .................................... 30
Document feeder pickup and feed roller assembly ....................................................... 32
Document feeder separation pad .............................................................................. 34
Reinstall the document feeder separation pad .............................................. 35
Covers, doors, and whole unit replacement ............................................................................... 36
Document feeder front cover ..................................................................................... 36
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