Chapter 3: Troubleshooting

Power LED is Off

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:

ˆMake sure the power cord is securely connected to the power source and to the AC connector on the back panel of the switch.

ˆVerify that the power outlet has power by connecting another device to it.

ˆTry connecting the unit to another power source.

ˆTry using a different power cord.

ˆCheck that the voltage from the power source is within the required levels for your region.

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Allied Telesis AT-9424T/POE, AT-9408LC/SP manual Power LED is Off