Chapter 9 Troubleshooting Your Array 9-15
FIGURE 9-1 Power Supply or Fan Module Flowchart, 1 of 2
Front panel
power LED
amber?
Check power
supply LEDs.
Ye s
Ye s
No
Power supply
cord plugged in?
Resolved?
No
Power supply
swiitch on?
Ye s
Resolved?
No
Ye s
Reseat the power
supply.
No
End
Ye s
No
EndYe sNo
EndYe sNo
End
Continue with 1B.
Both green?
No
Plug it in.
Turn it on.
Resolved?
Continue with
1B.
Replace the
power supply with
known good power
supply.
No
1A
Power supply or fan problem
End
Is the LED
ribbon cable on the
right ear loose?
Secure the
ribbon cable.
Replace chassis.
Ye s
End
Resolved?
Ye s
Replace bad
power supply.
--Reseat the FRU that is not operating correctly.
--Swap the questionable FRU with a known-good FRU from the same array.
Notes
A fan can continue to spin normally even when a power supply has failed.
Prior to replacing a chassis, try the following:
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