HP Xw4400 HP xw4400 Workstation - Service and Technical Reference Guide - Page 67

Predisassembly procedures, System board components

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Predisassembly procedures Perform the following steps before servicing the workstation: 1. Close any open software applications. 2. Remove any diskettes or CDs from the workstation. 3. Shut down the operating system. 4. Power off the workstation and any peripheral devices that are connected to it. 5. Remove or disengage any security devices that prohibit opening the workstation. 6. Disconnect the power cord from the electrical outlet and then from the workstation. 7. Disconnect all peripheral device cables from the workstation. System board components The following image shows the system board connectors and sockets on the HP xw4400 Workstation. Figure 4-2 System board identification Table 4-3 System board components No. Component No. Component 1 Second serial port adapter 12 Battery 2 Rear chassis fan 13 Serial ATA 3 Auxiliary power 14 Clear CMOS button 4 Processor 15 Front chassis fan 5 Solenoid hood lock 16 Front control panel 6 Processor fan 17 Front chassis fan No. Component 23 Auxiliary audio 24 PCI 32/33 25 PCI Express x1 26 PCI Express x16 (4) 27 PCI 32/33 28 PCI Express x16 ENWW Predisassembly procedures 57

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Predisassembly procedures
Perform the following steps before servicing the workstation:
1.
Close any open software applications.
2.
Remove any diskettes or CDs from the workstation.
3.
Shut down the operating system.
4.
Power off the workstation and any peripheral devices that are connected to it.
5.
Remove or disengage any security devices that prohibit opening the workstation.
6.
Disconnect the power cord from the electrical outlet and then from the workstation.
7.
Disconnect all peripheral device cables from the workstation.
System board components
The following image shows the system board connectors and sockets on the HP xw4400 Workstation.
Figure 4-2
System board identification
Table 4-3
System board components
No.
Component
No.
Component
No.
Component
1
Second serial port
adapter
12
Battery
23
Auxiliary audio
2
Rear chassis fan
13
Serial ATA
24
PCI 32/33
3
Auxiliary power
14
Clear CMOS button
25
PCI Express x1
4
Processor
15
Front chassis fan
26
PCI Express x16 (4)
5
Solenoid hood lock
16
Front control panel
27
PCI 32/33
6
Processor fan
17
Front chassis fan
28
PCI Express x16
ENWW
Predisassembly procedures
57