HP StorageWorks 9100 - Extreme Data Storage System User Manual - Page 27
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5 Troubleshooting
If the enclosure does not initialize
If the enclosure does not initialize, check the seven-segment display for error codes. At power on, the
enclosure goes through a series of Power On Self Tests (POST). As each test runs, a code is displayed on
the seven-segment display, indicating the current test being run. See
IMPORTANT:
After a power failure or shutdown, the system automatically returns to last powered state (On or Off)
when A/C power is restored.
1.
Ensure that the Power On/Standby button was pressed firmly and held for approximately three
seconds.
2.
Verify that the Power button/LED on the UID module is green.
3.
Verify that the power source is working:
a. Verify that the power supplies are working by viewing the power supply LEDs on the rear panel.
Remove and reinstall if necessary to verify that they are seated properly.
b. Remove and inspect the AC power cords from both power supplies and reconnect them.
Diagnostic steps
Is the front panel fault LED amber?
Answer
No (green)
Yes
Possible reasons
System functioning properly.
Possible error condition exists.
9100c Extreme Data Storage System user guide
Seven-segment display
LEDs.
Possible solutions
No action required
•
Check seven-segment display
for POST and error messages.
See
Seven-segment display
LEDs.
•
Check rear panel fault LEDs to
isolate failed component. See
Chapter
4.
27