HP xw8400 Service And Technical Reference Manual page 5

Required tools and software .............................................................................................. 50
Screws ............................................................................................................................... 50
Special handling of components ........................................................................................ 50
Customer Self Repair ......................................................................................................................... 52
Pre-disassembly procedures .............................................................................................................. 53
System board components ................................................................................................................. 54
System board architecture ................................................................................................ 55
Removing and replacing components ................................................................................................ 56
Disassembly order ............................................................................................................ 56
Removing the security lock (optional) ................................................................................ 57
Removing the cable lock (optional) ................................................................................... 58
Access panel .................................................................................................................... 58
Front bezel ........................................................................................................................ 59
Bezel blanks ..................................................................................................................... 60
Hood sensor (Smart Cover Sensor) .................................................................................. 61
Front panel I/O device assembly ...................................................................................... 61
Power button assembly and system speaker ................................................................... 62
Power supply ..................................................................................................................... 63
System/memory fan assembly ........................................................................................... 64
Memory ............................................................................................................................. 65
PCI slots ............................................................................................................................ 69
Front fan removal (Optional) ............................................................................................. 74
Battery .............................................................................................................................. 76
Power connections to drives ............................................................................................. 76
Optical drive ...................................................................................................................... 77
Diskette drive (optional) .................................................................................................... 80
Hard drive ......................................................................................................................... 82
ENWW
Preventing electrostatic damage to equipment ................................................. 49
Personal grounding methods and equipment .................................................. 49
Grounding the work area ................................................................................... 49
Recommended materials and equipment ......................................................... 50
Cables and connectors .................................................................................... 51
Hard drives ....................................................................................................... 51
Lithium coin cell battery .................................................................................... 51
Memory module features ................................................................................. 65
Memory module requirements .......................................................................... 65
Removing memory module ............................................................................... 66
Installing memory module ................................................................................. 67
Installing a DIMM .............................................................................................. 68
PCI retainer ...................................................................................................... 69
Removing the PCI retainer ............................................................... 70
Installing the PCI retainer ................................................................. 70
PCI retention clamp .......................................................................................... 71
PCI Express ..................................................................................................... 72
Removing PCI or PCI Express cards ............................................................... 72
PCI or PCI Express installation ......................................................................... 73
Replacing the SATA optical drive data cable .................................................... 79
Replacing a hard drive ...................................................................................... 82
Removing a hard drive ..................................................................... 82
Installing a hard drive ....................................................................... 83
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