HP Surestore Disk Array 12h - And FC60, Service Manual, Page: 550 / 746

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Symptom Possible Cause Procedure
Controller LED (front
cover) is ON and the
fan LED is off. A Controller missing or
unplugged
Check the Power LEDs on both controller
modules. If one Power LED is off, make
sure that the module is plugged in correctly
and its handles are locked in place.
B Controller failed If the Fault LED remains ON after replacing
the Controller, go to cause C.
C One or more memory
modules failed
Replace the memory modules.
If the Fault LED remains ON after replacing
the memory, go to cause D.
D Controller enclosure
midplane failed
Replace the Midplane. If the Fault LED
remains ON after replacing the midplane,
call the factory service center.
Software issued a
Controller error
message A Controller failed – Check the Fan LED on the front cover. If
it is on, go to "Troubleshooting Controller
Fan Module Problems" on page 561 . If
not, continue at the next step.
– Replace the failed Controller.
Controller enclosure
and Fan LED (front
cover) are on A Controller enclosure fan
failure caused one or
both Controller(s) to
overheat
– Stop all activity to the Controller module
and turn OFF the power.
– Replace the failed Controller enclosure
fan module.
– Allow the Controller to cool down, then
turn ON the power.
– Check both Controllers for fault LEDs. If
a Controller Fault LED turns on, replace
the failed Controller.