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Related Information
"Determine Which Fan Module Is Faulty" on page 71
■
"Detecting and Managing Faults" on page 21
■
Determine Which Fan Module Is Faulty
View the following LEDs, which are lit when a fan fault is detected.
Fan (FAN) Fault LED on the front of the server. See
■
Fan Fault LED on or adjacent to the faulty fan. See
■
Each fan contains an LED. When the Service Required LED is lit, a fault has occurred on
that fan module.
The front and rear panel Service Required LEDs are also lit when the server detects a
Note -
fan fault. The Server Overtemp LED might also light if a fan fault causes an increase in server
operating temperature.
Related Information
"Front Panel Components" on page 11
■
"Rear Panel Components" on page 13
■
"Extend the Server to the Service Position" on page 49
■
"Remove a Fan Module" on page 71
■
"Detecting and Managing Faults" on page 21
■
Remove a Fan Module
While the fans provide some cooling redundancy, if a fan module fails, replace it as
Caution -
soon as possible to maintain server availability. When you remove one of the fan modules, you
must replace it within 30 seconds to prevent overheating of the server.
Caution -
The fan module contains hazardous moving parts. Unless the power to the server
is completely shut down, replacing the fan module is the only service permitted in the fan
compartment.
You can perform this procedure while the server is running. See
Categories" on page 43
for more information about hot-service procedures.
Determine Which Fan Module Is Faulty
"Front Panel Components" on page
"Fan Module LEDs" on page
"Component Service
Servicing Fan Modules
11.
70.
71
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