HP LaserJet Enterprise M4555 - Page 11

Covers and document feeder ................................................................................................. 134
Identification and location (product base) ................................................................. 134
Scanner rear cover ................................................................................................ 136
Tray 1 cover ......................................................................................................... 137
Cassette-door-open detection switch ........................................................................ 139
Left-rear corner cover ............................................................................................. 141
Remove the left-rear corner cover ............................................................. 141
Front cover ........................................................................................................... 143
Front-right cover .................................................................................................... 144
Remove the front-right cover ..................................................................... 144
Front-upper cover .................................................................................................. 146
Remove the front-upper cover ................................................................... 146
Image scanner right cover ...................................................................................... 148
Image scanner cable cover ..................................................................................... 150
Rear-right cover .................................................................................................... 151
Rear-left cover ....................................................................................................... 152
Remove the rear-left cover ....................................................................... 152
Rear-top cover ...................................................................................................... 154
Remove the rear-top cover ....................................................................... 154
Right-lower door ................................................................................................... 156
Remove the right-lower cover ................................................................... 156
Document-feeder hinge cover .................................................................................. 158
Remove the document-feeder hinge cover .................................................. 158
Reinstall the document-feeder hinge cover ................................................. 160
Document feeder ................................................................................................... 161
Remove the document feeder ................................................................... 161
Image scanner left cover ........................................................................................ 164
Remove the image scanner left cover ........................................................ 164
Main assemblies .................................................................................................................. 165
Registration assembly ............................................................................................ 165
Switchback upper guide assembly ........................................................................... 166
Reinstall the switchback upper guide assembly ........................................... 167
Switchback assembly ............................................................................................. 168
Remove the switchback assembly ............................................................. 168
Laser/scanner assembly ......................................................................................... 171
Remove the laser/scanner assembly ......................................................... 171
Cartridge sensor assembly ..................................................................................... 173
Remove the cartridge sensor assembly ...................................................... 173
Environmental sensor ............................................................................................. 174
Remove the environmental sensor ............................................................. 174
DC controller shield-plate assembly ......................................................................... 176
ENWW ix