System board components
The following image shows the system board connectors and sockets on the HP xw8400 Workstation.
Figure 4-1 System board identification
Table 4-3 System board components
Item Description Item Description Item Description Item Description
1 Memory Fan 12 Rear PCI Fan 23 PCI Express x16 (x4
performance)
34 Clear CMOS Button
2 PS/2 Keyboard/
Mouse
13 PCI Express x16
(graphics)
24 Front USB 35 Processor 1 Fan
3 Parallel 14 Battery 25 Serial SCSI (SAS) 36 Processor Power
4 Serial 15 PCI Express x8 (x4
performance)**
26 Serial ATA (SATA) 37 Processor 2
5 USB 16 Crisis Recovery
Jumper
27 Password Jumper 38 Processor 1
6 Network/USB 17 Auxiliary Audio 28 Front Chassis Fan 39 Memory Module
Pairs
7 Internal USB 18 Front audio 29 Boot Block Jumper 40 Auxiliary Power
56 Chapter 4 Removal and replacement procedures ENWW