HP SureStore E Disk Array FC60 Service Manual (A5635A)

Controller Enclosure Troubleshooting 249
Troubleshooting
Troubleshooting Controller Enclosure Midplane Problems
Table 33
Troubleshooting Controller Enclosure Midplane Problems
Symptom Possible Cause Procedure
Power LEDs (front and
power supply FRUs)
are ON but all other
Power LEDs are off
A Other FRUs are missing
or not installed correctly.
– Check all FRUs in the controller
enclosure and make sure they are
installed securely. If this does not fix the
problem, go to cause B.
B Defective DC power
harness or power
interface board.
– Replace the DC power harnesses and
the power supply assembly. If this does
not fix the problem, go to cause C.
C Failed controller
enclosure midplane.
– Replace the controller enclosure
midplane.
Software errors occur
when attempting to
access controller or
disks
A Software function or
configuration problems
– Check the appropriate software and
documentation to make sure the system
is set up correctly or that the proper
command was executed.