To remove the battery, complete the following steps:
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 169.
2. Follow any special handling and installation instructions that come with the
battery.
3. Turn off the server and peripheral devices, and disconnect the power cord and
all external cables.
4. Slide the server out of the rack.
5. Remove the cover (see “Removing the cover” on page 177).
6. Disconnect any internal cables, as necessary (see “Internal cable routing and
connectors” on page 172).
7. Locate the battery on the system board.
8. Remove the battery:
a. If there is a rubber cover on the battery holder, use your fingers to lift the
battery cover from the battery connector.
b. Use one finger to push the battery horizontally away from the PCI riser card
in slot 2 and out of its housing.
230 IBM System x3650 M3 Types 4255, 7945, and 7949: Problem Determination and Service Guide
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