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Allied Telesis AT-x510DP-52GTX User Manual

Page 121

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x510DP-52GTX Installation Guide

121

Problem 8: The Switch ID LED on the front of the switch is flashing the
letter “F.”

Solutions: One or more of the following problems has occurred:

ˆ

A cooling fan has failed.

ˆ

An unsupported PSU has been installed.

ˆ

One of the PSUs has failed.

ˆ

The input voltage on one or both of the PSUs is outside the normal
operating range.

ˆ

The internal temperature of the switch has exceeded the normal
operating range and the switch may shut down.

Note

You can use the SHOW SYSTEM ENVIRONMENT command in the
command line interface to identify the source of the problem.

Contact your Allied Telesis sales representative for assistance.