Hardware options installation 80
Fan population guidelines
One processor, nonredundant
Two processors,
Two processors, redundant
• In a redundant fan mode:
o If one fan fails, the system continues to operate without redundancy. This condition is indicated
by a flashing amber Health LED.
o If two fans fail, the system shuts down.
• The minimum fan requirement to make this server bootable is:
o Two fans (fans 2 and 5) for a single processor configuration
o Four fans (fans 1, 2, 4, and 5) for dual processor configuration
Installing the fan option
WARNING: To reduce the risk of personal injury from hot surfaces, allow the drives and the
internal system components to cool before touching them.
To install the component:
1. Power down the server (on page 20).
2. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
3. Do one of the following:
o Extend the server from the rack (on page 20).
o Remove the server from the rack (on page 22).
4. Remove the access panel (on page 24).
5. Remove the air baffle (on page 28).
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