IBM 8681 Hardware Maintenance Manual - Page 91

Hot-swap fan installation/removal, If the server is on, do not leave

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Hot-swap fan installation/removal The server comes with three hot-swap processor fans (labeled and numbered 1, 2, and 3) in the front of the processor housing assembly at the front of the server, and three hot-swap I/O fans (labeled and numbered 4, 5, and 6) behind the hot-swap drive bays. Each fan has an LED; the fan LEDs are amber in color. A fan LED is lit only when the fan needs replacement. Notes 1. The illustrations in this section might differ slightly from your hardware. 2. You do not need to turn off the power to the server to replace a fan. 3. Replace a fan that has failed as soon as convenient to maintain the redundant cooling capability. 4. The top cover is in place during normal operation. If the server is on, do not leave the top cover off for more than 30 minutes at a time. To replace a hot-swap fan: To replace a processor fan, continue with "Processor fan replacement" on page 144. To replace an I/O fan, continue with "Replacing an I/O fan" on page 145. Netfinity 8500R - Type 8681 83

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Hot-swap fan installation/removal
The server comes with three hot-swap processor fans
(labeled and numbered 1, 2, and 3) in the front of the
processor housing assembly at the front of the server, and
three hot-swap I/O fans (labeled and numbered 4, 5, and
6) behind the hot-swap drive bays.
Each fan has an LED;
the fan LEDs are amber in color.
A fan LED is lit only
when the fan needs replacement.
Notes
1.
The illustrations in this section might differ slightly
from your hardware.
2.
You do not need to turn off the power to the
server to replace a fan.
3.
Replace a fan that has failed as soon as
convenient to maintain the redundant cooling
capability.
4.
The top cover is in place during normal
operation.
If the server is on, do not leave the
top cover off for more than 30 minutes at a time.
To replace a hot-swap fan:
±
To replace a processor fan, continue with “Processor
fan replacement” on page
144.
±
To replace an I/O fan, continue with “Replacing an I/O
fan” on page
145.
Netfinity 8500R - Type 8681
83