HP Surestore Disk Array 12h and FC60 - Manual (Page 373)

Controller Enclosure Troubleshooting 373
T
roubl
esh
ooting
Controller Fan Module
Fan Fault LED is on One or both of the fans in
the controller fan module
has failed. Replace the controller fan module.
The power supply fan
module is unplugged or
has failed. 1. Make sure the power supply fan module
is plugged in correctly. Reseat the module
if necessary.
2. Check the LEDs on the power supply fan
module. If the Power LED is off or the Fan
Fault LED is on, replace the power supply
fan module.
If the Power LED is on and the Fan Fault
LED is off, the problem may be caused by
the controller fan module.
The temperature sensor in
the controller fan module
has detected an over
temperature condition. Even if the fans in the controller module are
operating, an obstructed air flow path or a
high ambient temperature can cause the
temperature within the enclosure to rise.
Determine what is causing the temperature
problem and correct it.
No LEDs ON Controller fan module is
unplugged or has failed. 1. Make sure the controller fan module is
plugged in correctly. Reseat the module if
necessary.
2. If the Power LED remains off, replace the
controller power module.
Battery
Fault-A or Fault-B LED
(BBU) is on Left or right battery bank
has failed. Replace the BBU.
Full Charge-A or Full
Charge-B LED (BBU) is
off Left or right battery bank is
not yet fully charged. Turn ON the power and allow controller
module to run 7 hours to recharge the
batteries.
If after 7 hours, the battery low error
persists, replace the BBU.
Table 49 Master Troubleshooting Controller (cont’d)
Symptom Possible Cause Procedure