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Chapter 3, Troubleshooting – Allied Telesis AT-GS908 User Manual

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Chapter 3

Troubleshooting

This chapter contains information on how to troubleshoot the switch in
the event that a problem occurs.

Note
If you are still unable to resolve the problem after following the
instructions in this chapter, contact Allied Telesyn Technical
Support for assistance. Refer to Contacting Allied Telesyn on page
x.

Check the PWR LED on the front of the switch. If the LED is OFF,
indicating that the unit is not receiving power, do the following:

‰ Ensure that the power cord is securely connected to the power

source and to the AC connector on the back panel of the switch.

‰ Verify that the power outlet has power by connecting another

device to it.

‰ Try connecting the unit to another power source.

‰ Try using a different power cord.

‰ Verify that the voltage from the power source is within the

required levels for your region.