HP 400 CZ195ABGJ Table of contents, 1 Removal and replacement

1 Removal and replacement ................................................................................................	1
Removal and replacement strategy .............................................................................................	2
Electrostatic discharge ...............................................................................................	2
Required tools ...........................................................................................................	3
Types of screws ........................................................................................................	3
Service approach .....................................................................................................................	3
Before performing service ..........................................................................................	3
After performing service .............................................................................................	4
Post-service test .........................................................................................................	4
Print-quality test ..........................................................................................	4
Parts removal order ...................................................................................................	5
Removal and replacement procedures ........................................................................................	6
Rollers .....................................................................................................................	6
Multipurpose (MP) tray pickup roller .............................................................	6
Multipurpose (MP) tray separation pad .........................................................	6
Tray 2 and optional Tray 3 pickup roller .......................................................	9
Tray 2 and optional Tray 3 separation pad .................................................	10
Covers and control panel .........................................................................................	11
Left cover ................................................................................................	11
Right cover ..............................................................................................	12
Top cover with LCD control-panel module ....................................................	13
LCD control panel ....................................................................................	14
Top cover with touchscreen control-panel module .........................................	16
Touchscreen control panel .........................................................................	18
Rear cover, rear door, and feed assembly ...................................................	20
Cartridge door and front cover assembly ....................................................	23
Main assemblies .....................................................................................................	26
Laser scanner assembly .............................................................................	26
Registration roller assembly .......................................................................	27
Fuser assembly and paper feed guide .........................................................	29
Face down drive or duplex drive assembly ..................................................	32
Solenoids ...............................................................................................................	34

ENWW