Table 31 Controller Enclosure Troubleshooting Flowchart (Sheet 3 of 5)
Fan
Subsystem
FAULT.
Power Supply Fan
Fault LED on?
Reseat the Power
Supply fan Module
Controller Fan module
has failed. Replace the
Controller Fan module.
Circuitry failed or power LED
burned out on Power Supply
fan Module. Replace Power
Supply Fan Module
Is the FRONT
Yes
COVER Fan Fault
Is
Bad Power Supply Fan
Yes
module. Replace the
power supply fan module.
No
Yes
Yes
Response Center
C
No
LED on?
Front Cover
No
Fan Fault?
Front Cover
No
Fan Fault?
Front Cover
No
Fan Fault?
Yes
Contact the
Controller Enclosure Troubleshooting
Go To
D
Go to
A
243
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