Dot Hill Systems 4524 - Is the Enclosure Front Panel Fault;Service Required LED Amber; Is the Controller Back Panel FRU OK LED off; Is the Controller Back Panel Fault;Service Required LED Amber; Diagnostics LED Status: Front Panel Fault;Service Required

AssuredSAN 4004 Series Setup Guide 85
Is the enclosure front panel Fault/Service Required LED amber?
Is the controller back panel FRU OK LED off?
Is the controller back panel Fault/Service Required LED amber?
Answer Possible reasons Actions
No System functioning properly. No action required.
Yes A fault condition exists/occurred.
If installing an I/O module FRU, the
module has gone online and likely failed
its self-test.
• Check the LEDs on the back of the controller to
narrow the fault to a FRU, connection, or both.
• Check the event log for specific information
regarding the fault; follow any Recommended
Actions.
• If installing an IOM FRU, try removing and
reinstalling the new IOM, and check the event log
for errors.
• If the above actions do not resolve the fault,
isolate the fault, and contact an authorized
service provider for assistance. Replacement may
be necessary.
Table 8 Diagnostics LED status: Front panel “Fault/Service Required”
Answer Possible reasons Actions
No
(blinking)
System functioning properly.
System is booting.
No action required.
Wait for system to boot.
Yes The controller module is not powered on.
The controller module has failed.
• Check that the controller module is fully inserted
and latched in place, and that the enclosure is
powered on.
• Check the event log for specific information
regarding the failure.
Table 9 Diagnostics LED status: Rear panel “FRU OK”
Answer Possible reasons Actions
No System functioning properly. No action required.
Yes (blinking) One of the following errors
occurred:
• Hardware-controlled power-up error
• Cache flush error
• Cache self-refresh error
• Restart this controller from the other controller
using the SMC, RAIDar, or the CLI.
• If the above action does not resolve the fault,
remove the controller module and reinsert it.
• If the above action does not resolve the fault,
contact an authorized service provider for
assistance. It may be necessary to replace the
controller module.
Table 10 Diagnostics LED status: Rear panel “Fault/Service Required”