Service manual

Chapter 6 Replacing Parts

3. Insert the power cord into the power inlet.

4. Verify the status LED goes On (green) when the NetServer is powered up.

Replacing the System Board

You will only remove the system board from the NetServer when it is defective and requires replacement.

The system board upgrades (that is, processors, VRMs, DIMMs, and PCI cards) and battery replacement

can all be done with the system board installed.

NOTE You may wish to use the Navigator CD to print or save configuration data stored on

the current system board (in NVRAM) before you swap out the System Board.

1. Log off all users and if necessary, back-up files.

2. Follow instructions in your network operating system (NOS) documentation to gracefully shut

down all networking software and applications.

3. Press the power switch on the HP NetServer's control panel when prompted by the operating

system.

4. Disconnect the power cables.

WARNING The power supplies will continue to provide standby current to the NetServer until

the power cable is disconnected.

5. Gain access to the HP NetServer by referring to Replacing the Bezel and Replacing the

Covers.

CAUTION Wear a wrist strap and use a static-dissipating work surface connected to the

chassis when handling components. Ensure that the metal of the wrist strap

contacts your skin.

6. Remove the hardware components from the system board that you will use on the replacement

system board:

• DIMMs

• VRMs

• Processor Modules

• PCI cards

7. Disconnect power and signal cables from the system board.