IBM x3550 - System - 7978, Problem Determination And Service Manual

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7. Reconnect the power cords and any cables that were removed.
8. Turn on the peripheral devices and the server.
Removing the RAID controller
To remove the RAID controller (some models) from the system board, complete the
following steps:
1. Read the safety information that begins on page vii and “Installation guidelines”
on page 39.
2. Turn off the server and peripheral devices and disconnect all power cords; then,
remove the cover (see “Removing the cover” on page 42).
Riser-card
assembly
Riser card
connector
RAID controller
board
3. If an adapter is installed in slot 1:
a. Disconnect any cables from the adapter.
b. Grasp the riser-card assembly at the rear edge and lift to remove the
riser-card assembly and adapter from the server.
Chapter 4. Removing and replacing server components
59