HP x4000 Technical Reference Manual page 189

4. Replace the external SCSI connector in the I/O bulkhead and tighten
the hex screws as shown in Figure 10-26 on page 185.
5. Replace the system board assembly screws shown in Figure 10-25 on
page 185.
6. Replace the processor(s) and heatsink(s) as described in "Installing a
Processor" on page 177.
7. Reconnect any cables you disconnected from the system board. The
cables that need to be reconnected for a factory-configured system
are:
• 2 system power
• 3 chassis fan (rear system, hard disk drive, PCI)
• processor turbocooler fan (two, if dual processor system)
• tamper detect
• speaker
• CD audio
• front control panel
• floppy
• IDE for optical
• internal SCSI (external SCSI is part of the system board
assembly)
To find out the positions of system board connectors, refer to "System
Board Diagram" on page 198 or to the label located on the inside of
the cover.
8. Replace the system fan as described in "Installing the System Fan" on
page 191.
9. Replace the MEC, graphics card, and any accessory cards as
described in "Installing a Graphics Card" on page 163.
10. Compare the system board switches to the information given in
"System Board Switches" on page 189.
11. Replace the chassis beam assembly as described in "Installing the
Chassis Beam Assembly" on page 153.
12. Close and secure the hard disk drive cage as described in "Closing
and Securing the Hard Disk Drive Cage" on page 150.
13. Return the Workstation to its upright position.
14. Slide the floppy disk drive back in to place as described in "Installing
the Floppy Disk Drive" on page 181.
Chapter 10
This manual downloaded from http://www.manualowl.com
Installing or Replacing Parts and Accessories
System Board
187