Dot Hill Systems SANnet II 200, Installation, Operation And Service Manual

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7-8 SANnet II 200 SCSI Array Installation, Operation, and Service Manual • June 2005
Figure 7-2 Power Supply or Fan Module Flowchart, 1 of 2
Front panel
power LED
amber?
Check power
supply LEDs.
Yes
Yes
No
Power supply
cord plugged in?
No
Yes
Resolved?
No
End
Yes
No
End Yes No
End
Continue with 1B.
Both green?
No
Plug it in.
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.
Yes
End
Resolved?
Yes
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:
Resolved?
Power supply
swiitch on?
No
Yes
Reseat the power
supply.
End Yes No
Turn it on.