Removing And Replacing The System Board - HP Net PC 20 Supplementary Manual

Before Replacing the
System Board
Replacing the System
Board
Installing a New System
Board

Removing and Replacing the System Board

If there is a problem with the PC and you think it may be due to the system board,
then, before replacing the board with a new one, carry out the following checks:
• Check that the latest driver versions have been installed.
• Check that the latest BIOS version has been installed.
• Check that the problem isn't described in the product bug list.
• Make sure that you are electrostatically grounded.
1 Remove the cover (refer to "Removing the Cover" on page 14).
2 Remove the front panel chassis (refer to "Removing the Front Panel Chassis"
on page 16).
3 Make sure that there are no cables connected to the system board.
4 Remove the power supply unit (refer to "Removing and Replacing the Power
Supply Unit" on page 24).
5 Remove the six retaining screws from the system board.
Back of PC
6 Remove the system board from the PC.
1 Carefully insert the new system board in the PC.
2 Replace the retaining screws.
3 Replace the power supply unit (refer to "Replacing the Power Supply Unit" on
page 24), making sure that you reconnect all the cables you disconnected
earlier.
4 Replace the front panel chassis (refer to "Replacing the Front Panel Chassis"
on page 17).
5 Replace the cover (refer to "Replacing the Cover" on page 15.
System board
Front of PC
Removing and Replacing the System Board
Six retaining
screws
25