System Board Architecture - HP xw8400 Service And Technical Reference Manual

Table 4-4 System board components (continued)
Item Description
8 IEEE 1394
9 Audio
10 Rear Chassis Fan
11 PCI (32-bit, 33 MHz)
* The Primary IDE connector is generally used for hard drives.
** The PCI Express x8 is a PCI Express x8 connector that has x4 bandwidth.

System board architecture

The following image shows the HP xw8400 Workstation block diagram.
Figure 4-2
ENWW
Item
19 Front IEEE 1394
20 Front Control Panel
21 PCI-X 100
22 PCI-X 133
System board block diagram
Description Item
30 Primary IDE*
31 Diskette Drive
32 Processor 2 Fan
33 Hard Disk Activity
LED
Description Item
41 Main Power
System board components
Description
55