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Pd error led is on – Allied Telesis AT-GS900/8POE User Manual

Page 48

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Chapter 3: Troubleshooting

48

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Verify that you are using the appropriate category of twisted pair cable:
Category 3 or better for 10 Mbps operation and Category 5 and
Category 5E for 100 Mbps operation.

PD ERROR LED is On

If the PD ERROR LED is on, indicating that there is a connection error to
one of the PoE powered device connected to the switch ports, verify that
the device is powered ON and is operating properly.