Removing and replacing a controller
Procedure
1.
Back up all server data.
2.
Power down the server.
3.
Remove all power:
a.
Disconnect each power cord from the power source.
b.
Disconnect each power cord from the server.
4.
Do one of the following:
• Extend the server from the rack (
Extending the server from the rack).
• Remove the server from the rack (
Removing the server from the rack).
5.
Remove the access panel (Removing the access panel).
CAUTION: Do not operate the server for long periods with the access panel open or removed. Operating the server
in this manner results in improper airflow and improper cooling that can lead to thermal damage.
6. Disconnect all cables connected to the components installed in the riser cage.
7. Do one of the following:
• Remove the primary PCIe cage (Removing a primary PCIe riser cage).
• Remove the butterfly PCIe cage (
Removing a butterfly PCIe riser cage).
8. Disconnect the controller backup power cable from the controller backup power connector on the riser board (Riser board
components).
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Removal and replacement procedures
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