User`s guide

StorageWorks RAID Array 200 Subsystem Family
5. Verify that all the drives LEDs flash on when you turn the power on.
6. Verify that the two LED indicators on the power supplies are on.
7. Turn on your system and see if the problem is now resolved.
Troubleshooting Techniques
When the controller or subsystem does not operate correctly, use the information in this section to
diagnose the problem. The troubleshooting techniques described do not identify all possible
problems with the SWXCR controller or StorageWorks pedestal or shelves, nor do the corrective
actions suggested correct all problems.
To use Table 6-4, follow these steps:
1. Note the symptoms of the problem displayed by the controller, storage pedestal,
or shelves.
2. See if the description of the problem in the Symptom column in Table 6-4 is
similar to yours.
3. Check the conditions for that symptom in the Possible Cause(s) column. If more
than one possible cause is given, check all of the possible causes in the order
listed.
4. Follow the directions in the Action(s) to Take column.
Table 6-4. Troubleshooting Techniques
Symptom
Possible Cause(s)
Action(s) to Take
Drive SBB Fault Light is
On
Drive failed.
Replace drive using the Replacing a Drive
SBB section of this chapter.
Drive SBB Fault and
Activity Lights are On
Drive failed or is hung.
Replace drive using the Replacing a Drive
SBB section of this chapter.
Drive SBB Fault Light is
Flashing
Drive failed and is spinning down.
Replace drive using the Replacing a Drive
SBB section of this chapter.
Continued on the next page.
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