Allied Telesis AT-x950-28XSQ, Руководство по установке

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AT-x950-28XSQ Switch and VCStack Installation Guide
179
NO STACKPORT command. Be sure to save the change to the
configuration file with the WRITE command before rebooting the
unit.
Problem 11: The switch overheats and shuts down.
Solutions: Try the following:
 Verify that the location of the switch allows for adequate airflow.
 If the switch is operating, use the SHOW SYSTEM
ENVIRONMENT command in the Privileged Exec mode to verify
that the power supplies and fan modules are operating properly.
Problem 12: The switch functions intermittently.
Solutions: Try the following:
 Use the SHOW SYSTEM ENVIRONMENT command in the
Privileged Exec mode to verify that the input voltage from the
power source to the switch is stable and within the approved
operating range. The unit will shut down if the input voltage
fluctuates above or below the approved operating range.
 Use the SHOW SYSTEM ENVIRONMENT command in the
Privileged Exec mode to verify that the fan modules are operating
correctly.
 Verify that the location of the switch allows for adequate airflow.
The unit will shut down if it overheats.
Problem 13: The Switch ID LED in the management panel is flashing “F.”
Solutions: One of the following problems has occurred:

A cooling fan has failed.

The internal temperature of the switch is outside the normal
operating range and the unit might shut down.
Contact your Allied Telesis sales representative for assistance.