IBM System x3550 M5 Type 5463 Installation And Service Manual page 237

5. If necessary, lift PCI riser-card assembly 1 or the 2.5-inch hot-swap rear hard
disk drive kit out of the chassis (see "Removing a PCI riser-card assembly" on
page 170 or "Removing the 2.5-inch hot-swap rear hard disk drive kit" on
page 148).
6. Locate the system battery connector on the system board.
Figure 137. Location of system battery connector on system board
a. Tilt the battery so that you can insert it into the socket on the side opposite
the battery clip.
Figure 138. System battery installation
b. Press the battery down into the socket until it clicks into place. Make sure
that the battery clip holds the battery securely.
c. If you removed a rubber cover from the battery holder, use your fingers to
install the battery cover on top of the battery connector.
7. Reinstall PCI riser-card assembly 1 (see "Replacing a PCI riser-card assembly"
on page 172 or "Replacing the 2.5-inch hot-swap rear hard disk drive kit" on
page 150), if necessary.
Chapter 5. Removing and replacing components
221