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

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Chapter 7 Troubleshooting Your Array 7-9
Figure 7-3 Power Supply or Fan Module Flowchart, 2 of 2
7.7.2 Drive LEDs
Before you perform the drive LED troubleshooting procedures, you might want to use
the firmware application to identify a failed drive. For details, refer to the
SANnet II
Family RAID Firmware User’s Guide .
Is the power
cord connected?
Is the
power supply
module completely
seated and the power
switch turned on?
Yes
Yes
Resolved?
No
End Yes
Resolved?
No
End Yes
Is the fan
spinning?
Yes
No
Try a known
good power
supply module
in that slot.
Yes
No
No
Reseat the module
and turn on the
switch.
No
Refer to
FRU Installation
Guide for
instructions.
No
Power supply
module LED
amber?
1B
Power supply or fan problem
Yes
Replace chassis.
End
Notes
--Reseat the FRU that is not operating correctly.
--Swap the questionable FRU with a known-good FRU from the
same array.
When a power supply fails, the fans will continue to operate
because their power is pulled from a power bus on the midplane.
Prior to replacing a chassis, try the following:
Does new
power supply
work in
the slot?
Replace the bad
power supply.
Plug it in.