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Chapter 5 - Troubleshooting
Problems During Bootup
The following sections describe problems you might encounter during Power On
Self-Test (POST) or during bootup sequence of the enclosure and explains how
to resolve those problems. POST shows problems related to the processor, logic,
and memory.
130
Problems During Bootup
Symptom
Controller failed the onboard
memory test (ECC Error).
One of the POST diagnostic
tests failed.
The system hangs during a drive
scan.
An Active-Active controller pair
always fails over after booting
up.
Solution
When this failure occurs, it means the internal CPU memory
failed. Replace the controller to correct the problem.
Replace the faulty controller.
Follow these steps to resolve the problem:
1 Check the enclosure(s) to make sure everything is
properly connected.
2 Remove and replace the drive that failed the scan.
3 If the enclosure(s) and the drive work properly,
replace the controller.
Verify the same SDRAM DIMM sizes are in both controllers.
Active-Active controllers require the same SDRAM DIMM
size. Verify that the firmware is the same for both
controllers.
Verify that the connector is not physically damaged.
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