HP xw9400 Service And Technical Reference Manual page 5

Fault notification and recovery ........................................................................................... 47
4 Removal and replacement procedures
Service considerations ....................................................................................................................... 50
Read cautions, warnings, and safety precautions ............................................................. 50
Electrostatic discharge information .................................................................................... 50
Required tools and software .............................................................................................. 52
Screws ............................................................................................................................... 52
Special handling of components ........................................................................................ 52
Customer Self Repair ......................................................................................................................... 54
Pre-disassembly procedures .............................................................................................................. 55
System board components ................................................................................................................. 56
System board architecture ................................................................................................................ 58
Removing and replacing components ................................................................................................ 59
Disassembly order ............................................................................................................ 59
Security lock (optional) ...................................................................................................... 61
Cable lock (optional) ......................................................................................................... 61
Access panel .................................................................................................................... 61
Front bezel ........................................................................................................................ 62
Bezel blanks ..................................................................................................................... 63
Hood sensor (Smart cover sensor) .................................................................................... 64
Front panel I/O device assembly ...................................................................................... 64
Power button assembly and system speaker ................................................................... 65
Power supply ..................................................................................................................... 67
System fan ......................................................................................................................... 67
Memory fan ........................................................................................................................ 68
Memory ............................................................................................................................. 69
PCI slots ............................................................................................................................ 73
ENWW
Security lock (optional) ...................................................................................... 47
Universal chassis clamp lock (optional) ............................................................ 47
Access panel key lock ....................................................................................... 47
Drive Protection System .................................................................................... 47
ECC fault prediction and pre-failure warranty ................................................... 47
Thermal sensors .............................................................................................. 48
Generating static ............................................................................................... 50
Preventing electrostatic damage to equipment ................................................. 51
Personal grounding methods and equipment .................................................. 51
Grounding the work area ................................................................................... 51
Recommended materials and equipment ......................................................... 52
Cables and connectors .................................................................................... 53
Hard drives ....................................................................................................... 53
Lithium coin cell battery .................................................................................... 53
Memory module features ................................................................................. 69
Memory module requirements .......................................................................... 69
Removing memory module ............................................................................... 70
Installing a memory module .............................................................................. 71
PCI retainer ...................................................................................................... 73
Removing the PCI retainer ............................................................... 74
Installing the PCI retainer ................................................................. 74
PCI retention clamp .......................................................................................... 75
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