IBM HS40 - BladeCenter - 8839, Руководство по техническому обслуживанию и устранению неисправностей

Страница: 84 / 172

Note the alignment of the heat-sink retention bracket (the arrow on the bracket
aligns with the arrow on the processor board). You will need to align the bracket
the same way when reinstalling it.
9. Remove the processor board carefully from the blade server chassis.
Reverse these steps to install the replacement processor board.
Note: Two self-adhesive labels come with the processor board. Apply one on top of
the existing Ethernet MAC address label on the bottom of the blade chassis.
The other label remains with the owner.
I/O board
When replacing the I/O board, you must either update the system with the latest
firmware or restore the pre-existing firmware that the customer provides on a
diskette or CD image.
Note:
v
Read “Installation guidelines” on page 33.
v Read the safety notices beginning on page 109.
v
Read “Handling electrostatic discharge-sensitive devices” on page 112.
Complete the following steps to remove the I/O board:
1. Shut down the operating system, and turn off the blade server (see “Turning off
the blade server” on page 7).
2. Remove the blade server from the BladeCenter unit (see “Removing the blade
server from the BladeCenter unit” on page 39).
3. Remove the blade server bezel assembly (see “Removing the blade server
bezel assembly” on page 42).
4. Remove the blade server cover (see “Opening the blade server cover” on page
40) or SCSI storage expansion unit (see “Installing a SCSI storage expansion
unit” on page 51).
5. Pivot the I/O board tray to the upward position, and remove the cable
connecting the I/O board to the processor board.
6. Remove all components (see the appropriate installation instructions and
reverse the steps), and place them on a static-protective surface for
reinstallation.
74
BladeCenter HS40 Type 8839: Hardware Maintenance Manual and Troubleshooting Guide