HP (Hewlett-Packard) H2D81US ユーザーズマニュアル

Read 

 before servicing this component.

This section describes replacing the system board.

To remove the system board:

Disconnect power from the workstation (see 

Remove the side access panel (see 

Remove expansion boards and graphics cards (see 

and then remove the CPU heatsink (see 

Make a note of the cable connections before disconnecting them from the system board.

For more information, refer to 

.

Disconnect all cabling from the system board.

Gently squeeze the release mechanism   as shown in the following figure.

  Removing the system board

Lift the system board slightly to clear the release mechanism and then pull the board away from
the rear of the chassis and then lift the system board upward 

2

 out of the chassis.

To install the system board:

Insert the system board with the rear chassis side of the board tilted slightly downward.

Push back on the board while maintaining downward pressure on the board to clear the release
mechanism. The latch should click into place.

Reinstall all removed components and cables. (Refer to 

 to identify

power cables.)

106 Chapter 5   Replacing components

ENWW