System Board Components; System Board Architecture - HP xw6400 Service And Technical Reference Manual

System board components

The following image shows the system board connectors and sockets on the HP xw6400 Workstation.
Figure 4-1
Table 4-3 System board components
No. Component
1 Solenoid hood lock
2 Memory sockets
3 Main power
4 Upper rear chassis fan 17
5 Auxiliary power
6 Processor 1
7 Processor 1 fan
8 Processor 2
9 Lower rear chassis fan 22
10 Processor 2 fan
11 Battery
12 Memory fan
13 Clear CMOS button
* Electrically x4 bandwidth

System board architecture

The following image shows the HP xw6400 Workstation block diagram.
58 Chapter 4 Removal and replacement procedures
System board identification
No. Component
14 Optical drives
15 Diskette drive
16 HDD LED
Password jumper
18 Crisis recovery jumper
19 Front chassis fan
20 Front control panel
21 Front USB
Serial ATA (SATA)
23 Internal USB
24 Boot block jumper
25 Front audio
26 Auxiliary audio
No. Component
27 PCI 32/33
28 PCI Express x8 (4)*
29 PCI Express x16 (4)*
30 PCI Express x8 (4)*
31 PCI Express x16
32 Audio
33 Network/USB
34 USB
35 Serial
36 Parallel
37 Keyboard/Mouse
ENWW