System Fault Led Is Steadily On - Allied Telesis AT-9408LC/SP Installation Manual

System Fault LED is Steadily On

If the system FAULT LED is steadily on, a problem has occurred in the
switch. Do the following:
Try resetting the switch by disconnecting and reconnecting the AC
power cord.
If the FAULT LED remains ON, try downloading a new version of the
switch's management software. For instructions, refer to the AT-S63
Management Software User Guides.
Note
If the FAULT LED remains steadily on, contact Allied Telesis
Technical Support for assistance.
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