b. In the location from which you removed the failed fan, route the fan cable
into its slot in the fan bracket top.
c. Insert the fan into the bracket.
d. Make sure that each of the blue soft tabs on the fan is fully seated in its slot
in the fan bracket.
3. Connect the replacement fan cable to the system board.
4. Install the cover (see “Installing the cover” on page 29).
5. Slide the server into the rack.
6. Reconnect all external cables and the power cord.
7. Turn on all attached devices and the server.
Removing and replacing Tier 2 CRUs
You may install a Tier 2 CRU yourself or request IBM to install it, at no additional
charge, under the type of warranty service that is designated for your server.
The illustrations in this document might differ slightly from your hardware.
Removing the battery
To remove the battery, complete the following steps:
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 25.
2. Turn off the server and peripheral devices, and disconnect the power cords and
all external cables necessary to replace the device.
3. Remove the cover (see “Removing the cover” on page 28).
4. If necessary, lift the riser-card assembly out of the way (see “Removing the
riser-card assembly” on page 49).
5. Remove the battery:
a. Use a fingernail to press the top of the battery clip away from the battery.
The battery pops up when released.
b. Use your thumb and index finger to lift the battery from the socket.
6. Dispose of the battery as required by local ordinances or regulations. See
“Battery return program” on page 122 for more information.
Installing the battery
The following notes describe information that you must consider when you replace
the battery in the server.
v When replacing the battery, you must replace it with a lithium battery of the same
type from the same manufacturer.
v To order replacement batteries, call 1-800-426-7378 within the United States, and
1-800-465-7999 or 1-800-465-6666 within Canada. Outside the U.S. and
Canada, call your IBM marketing representative or authorized reseller.
Chapter 4. Removing and replacing server components 43
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