Removing PCI retainer ..................................................................... 75
Installing PCI retainer ....................................................................... 76
PCI Express ..................................................................................................... 76
PCI removal ..................................................................................................... 77
PCI Express removal ....................................................................................... 78
PCI installation .................................................................................................. 79
PCI Express installation .................................................................................... 80
Front PCI card guide and fan removal (optional) .............................................................. 81
Battery .............................................................................................................................. 82
Power connections to drives ............................................................................................. 83
Optical drive ...................................................................................................................... 84
Replacing optical drive data cable .................................................................... 86
Diskette drive (optional) .................................................................................................... 86
Hard drive ......................................................................................................................... 88
Replacing a hard drive ...................................................................................... 88
Removing a hard drive ..................................................................... 88
Installing a hard drive ....................................................................... 89
CPU heatsink .................................................................................................................... 91
Removing the CPU heatsink ............................................................................. 91
Replacing the CPU heatsink ............................................................................. 92
Processor .......................................................................................................................... 94
Removing the processor ................................................................................... 94
Replacing the processor ................................................................................... 95
System board ..................................................................................................................... 96
Removing the system board ............................................................................. 96
Replacing the system board .............................................................................. 97
5 System diagnostics and troubleshooting
E-Support ......................................................................................................................................... 100
Help & Support Center and E-Support ............................................................................ 100
Troubleshooting checklist ................................................................................................................. 101
LED color definitions ....................................................................................................................... 102
HP Insight Diagnostics Offline Edition .............................................................................................. 103
Key features and benefits ................................................................................................ 103
Theory of operation .......................................................................................................... 103
Diagnostic Utility on CD ................................................................................................... 103
Downloading the latest diagnostic utility .......................................................................... 104
User Interface .................................................................................................................. 104
Navigation ....................................................................................................... 104
Survey tab ....................................................................................................... 104
Test tab ........................................................................................................... 105
Status tab ......................................................................................................................... 106
Log tab ............................................................................................................................. 106
Help tab ........................................................................................................................... 107
Diagnostic error codes ..................................................................................................................... 108
Diagnostic LED codes ..................................................................................................... 108
Troubleshooting scenarios and solutions ......................................................................................... 111
Solving minor problems .................................................................................................. 111
Solving power supply problems ....................................................................................... 112
Testing power supply ...................................................................................... 112
8 ENWW
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