PCI Express ..................................................................................................... 75
Removing PCI or PCI Express cards ............................................................... 76
PCI or PCI Express installation ......................................................................... 77
Front fan removal .............................................................................................................. 78
Battery .............................................................................................................................. 80
Power connections to drives ............................................................................................. 81
Optical drive ...................................................................................................................... 83
Replacing the SATA optical drive data cable .................................................... 84
Diskette drive (optional) .................................................................................................... 84
Hard drive ......................................................................................................................... 87
Replacing a hard drive ...................................................................................... 87
Removing a hard drive ..................................................................... 87
Installing a hard drive ....................................................................... 88
Installing a hard drive In the fifth hard drive bay ............................................... 90
Processor heatsink ........................................................................................................... 91
Removing the CPU heatsink ............................................................................. 91
Replacing the CPU heatsink ............................................................................. 92
Processor .......................................................................................................................... 94
Removing the processor ................................................................................... 94
Replacing the processor ................................................................................... 96
System board ..................................................................................................................... 96
Removing the system board ............................................................................. 96
Replacing the System Board ............................................................................. 97
5 System diagnostics and troubleshooting
E-Support ......................................................................................................................................... 100
Help and 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
Download the ISO image ................................................................................................. 103
User interface .................................................................................................................. 104
Navigation ....................................................................................................... 104
Survey tab ....................................................................................................... 104
Test tab ........................................................................................................... 104
Status tab ......................................................................................................................... 105
Log tab ............................................................................................................................. 105
Help tab ........................................................................................................................... 106
Starting the diagnostic utility from CD .............................................................................. 106
Diagnostic error codes ..................................................................................................................... 107
Diagnostic light codes ...................................................................................................... 107
Troubleshooting scenarios and solutions ......................................................................................... 110
Solving minor problems .................................................................................................. 110
Solving power supply problems ....................................................................................... 111
Testing power supply ...................................................................................... 111
Solving diskette problems ............................................................................................... 113
Solving hard drive problems ............................................................................................ 115
Solving display problems ................................................................................................ 116
vi ENWW
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