Allied-telesis AT-CV5000 Manual de usuario descargar pdf (Pagina 95)

Chapter 4

Troubleshooting

This chapter contains information about how to troubleshoot the chassis

and line cards in the event that a problem occurs.

Note

If after following the instructions in this chapter you are unable to

resolve the problem, contact Allied Telesis Technical Support for

assistance. Refer to “Contacting Allied Telesis” on page 16 for

contact information.

LED Interface Card

PS-A or PS-B

LED is OFF

The chassis must have at least one operational power supply, indicated by

the PS-A (power supply A) and PS-B (power supply B) LEDs.

If one of the power supply LEDs is OFF, but the other LED is ON, perform

the following:

 Verify that the power supply in question is completely installed in its

slot.

 Verify that the power switch of the power supply in question is turned

ON.

PS-A or PS-B

LED is Blinking

If one or both of the power supply LEDs are slowly blinking, perform the

following:

 Verify that the ON/OFF power switch for that power supply is turned to

ON.

 Verify that the power cord is secured in the connector.

 Check the fuse or breaker of the circuit that the outlet is on.

FAN-A or FAN-B

LED is OFF

If the fan module LED is OFF, perform the following:

 Verify that the fan module reporting trouble is operational.

 Remove and re-insert the fan module that is reporting trouble.

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Allied-telesis AT-CV5000 Manual de usuario Pagina 95