Removing An Expansion Unit - IBM 8853L6U Service Manual

Removing an expansion unit

To remove the expansion unit, complete the following steps.
1. Read the safety information beginning on page "Safety" on page vii and
2. If the blade server is installed in a BladeCenter unit, remove it (see "Removing
3. Carefully lay the blade server down on a flat, static-protective surface, with the
4. Remove the blade server cover, if one is installed (see "Removing the blade
5. Remove the expansion unit:
26
BladeCenter HS21 Types 1885 and 8853: Problem Determination and Service Guide
Blade-cover
release
"Installation guidelines" on page 19.
the blade server from a BladeCenter unit" on page 21 for instructions).
cover side up.
server cover" on page 24 for instructions).
a. Press the blade-cover release on each side of the blade server.
b. Use the extraction device on the expansion unit, if one is present, to
disengage the expansion unit from the system board. These extraction
devices can be of several types, including thumb screws or levers.
c. Rotate the expansion unit open; then, lift the expansion unit from the blade
server.
d. If the blade server system board is equipped with power connector J164,
make sure that the power jumper is correctly installed in power connector
J164 (see "Installing the power jumper" on page 44 for instructions).
Memory and I/O
expansion blade
Blade-cover
release