HP Z400 Maintenance And Service Manual page 8

Customer self-repair ................................................................................................................ 71
Removing and installing components ........................................................................................ 72
viii
Special handling of components ............................................................................... 69
Cables and connectors ............................................................................. 69
Hard disk drives ....................................................................................... 70
Lithium coin cell battery ............................................................................. 70
Component locations ............................................................................................... 73
Predisassembly procedures ....................................................................................... 75
Disassembly order ................................................................................................... 76
Cable lock (optional) ............................................................................................... 77
Side access panel ................................................................................................... 78
Removing the side access panel ................................................................. 78
Installing the side access panel .................................................................. 78
Side access panel sensor (optional) ........................................................................... 79
Removing the side access panel sensor ....................................................... 79
Installing the side access panel sensor ........................................................ 80
Side access panel solenoid lock ................................................................................ 82
Removing the side access panel solenoid lock ............................................. 82
Installing the side access panel solenoid lock ............................................... 82
Bezel ..................................................................................................................... 83
Removing the front bezel ........................................................................... 83
Installing the front bezel ............................................................................ 83
Front panel I/O device assembly .............................................................................. 83
Removing the front panel I/O device assembly ............................................ 83
Installing the front panel I/O device assembly ............................................. 86
Power button assembly ............................................................................................ 87
Removing the power button assembly ......................................................... 87
Installing the power button assembly ........................................................... 88
Optical disk drive (mini-tower configuration) ............................................................... 89
Removing an optical disk drive from the optical bay (mini-tower
configuration) .......................................................................................... 89
Installing an optical disk drive in the optical bay (mini-tower configuration) ..... 91
Optical disk drive (desktop configuration) .................................................................. 93
Removing an optical drive (desktop configuration) ........................................ 93
Installing an optical drive (desktop configuration) ......................................... 95
Workstation speaker ............................................................................................... 97
Removing the workstation speaker .............................................................. 97
Installing the workstation speaker ............................................................... 97
Power supply .......................................................................................................... 98
Removing the power supply ....................................................................... 98
Installing the power supply ........................................................................ 98
Power connections .................................................................................................. 99
Fan assemblies ..................................................................................................... 100
Removing the rear system fan assembly .................................................... 100
ENWW