6. Slide the cable arm cover into the retention slots and install the screw to secure
it on the side of the chassis.
7. Install the cover (see “Installing the cover” on page 146).
8. Reconnect the external cables; then, reconnect the power cords and turn on the
peripheral devices and the server.
Removing the hot-swap backplane on the optional rear hard disk drive
cage
To remove the hot-swap backplane on the optional rear hard disk drive cage,
complete the following steps.
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 133.
2. Turn off the server and peripheral devices, and disconnect the power cord and
all external cables.
3. Remove the cover (see “Removing the cover” on page 145).
4. Remove all hot-swap hard disk drives in the optional rear hard disk drive cage
(see “Removing a hot-swap hard disk drive” on page 138).
5. Press the release latches and rotate out the top of the backplane ; then, lift the
backplane out of the optional rear hard disk drive cage by pulling and lifting it
up.
186 IBM System x3630 M3 Type 7377: Problem Determination and Service Guide