Dot Hill Systems II 200 FC - Manual (Page 131)

Chapter 8 Troubleshooting Your Array 8-13
Figure 8-3 Power Supply or Fan Module Flowchart, 2 of 2
8.7.2 Drive LEDs
Before you perform the drive LED troubleshooting procedures, you might want to use
the firmware application to identify a failed drive. Refer to the SANnet II Family RAID
Firmware User’s Guide for more details.
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
End
Reseat the module
and turn on the
switch.
No
Plug it in.
Resolved?
Replace chassis.
Refer to
FRU Installation
Guide for
instructions.
No
Power supply is working
properly (green LED).
Power supply
module LED
amber?
1B
Power supply or fan problem
Yes
--Reseat the FRU that is not operating correctly.
--Swap the questionable FRU with a known-good FRU
from the same array.
Notes
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: