7 Troubleshooting
If the disk enclosure does not initialize
IMPORTANT: After a power failure, the system automatically returns to the 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 on/standby button LED is green.
3. Verify that the power source is working:
a. Verify that the power supplies are working by viewing the power supply LEDs. If necessary,
remove and reinstall the power supplies to verify that they are seated properly.
b. Remove and inspect AC power cords from both power supplies and reconnect them.
Diagnostic steps
Is the enclosure front fault LED amber?
ActionsPossible ReasonsAnswer
No action required.System functioning properly.No
Yes
• Be sure that the Front Status and UID
module is undamaged and is fully
seated.
• Front Status and UID module might
not be inserted properly, might
have a damaged connector, or
might have failed.
• Check rear fault LEDs to isolate
failed component.• Possible error condition exists.
• Contact an authorized service
provider for assistance.
Is the enclosure rear fault LED amber?
ActionsPossible ReasonsAnswers
No action requiredFunctioning properly.No
Rear power and UID module might not
be inserted properly, might have a
Yes
• Be sure that the rear power and UID
module is undamaged and is fully
seated.
damaged connector, or might have
failed.
• Contact an authorized service
provider for assistance.
152 Troubleshooting
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