S002
CAUTION:
The power control button on the device and the power switch on the power supply do not turn off the
electrical current that is supplied to the device. The device also might have more than one power
cord. To remove all electrical current from the device, ensure that all power cords are disconnected
from the power source.
CAUTION:
Make sure that all server power cords are disconnected from their power sources before performing
this procedure.
Before you remove an upper fan cage:
1. Remove the front cover. See “Remove the front cover” on page 139.
2. Remove the upper compute tray or storage tray. See “Remove a compute tray” on page 123 or
“Remove a storage tray” on page 187.
3. If you removed a compute tray and it has one or more compute system boards or a compute system
board filler installed, remove the compute system boards or compute system board filler. See “Remove
a compute system board” on page 126.
4. Turn the tray upside down.
Complete the following steps to remove an upper fan cage.
Watch the procedure. A video of the installation process is available:
• Youtube:
https://www.youtube.com/playlist?list=PLYV5R7hVcs-DbSYJFY74PoKmph7vgrkKH&playnext=1
• Youku: http://list.youku.com/albumlist/show/id_50952215
132 ThinkSystem SR950 Setup Guide