Appendix: Troubleshooting - TP-Link TL-PA4020P User Manual

Appendix: Troubleshooting

The Troubleshooting provides answers to common problems regarding the powerline adapter.
1. The Power LED
Ans. Check the following:
A. Make sure that the powerline adapter is properly plugged into a power outlet.
B. Make sure the power outlet is active (working) by plugging another electric device into it.
C. Re-plug the powerline adapter to the power outlet again. If the Power LED still fails to light up,
contact your local dealer for technical support.
2. The Ethernet LED
Ans. Check the following:
Make sure that the Ethernet cable (RJ45) is properly connected to the powerline adapter's
A.
Ethernet port.
Make sure that the other end of the Ethernet cable (RJ45) is properly connected to the
B.
computer LAN card or to you Cable/xDSL Ethernet port.
Make sure your computer LAN card is properly installed and configured.
C.
Contact your local dealer for technical support if the Ethernet LED still fails to light up after the
D.
above procedures.
3. The Powerline LED
Ans. Check the following:
A. Make sure all powerline adapters are on the same electrical circuit.
B. Install and open the tpPLC Utility. The utility will automatically detect all other powerline
adapters on your powerline network. If only one powerline adapter is detected, the powerline
network is not set up successfully. Set up a powerline network again by following
Secure Powerline
C. Try to add a second powerline adapter to the existing powerline network by plugging a
powerline adapter into a nearby power outlet or by following
Network" and check whether the Powerline LED lights up or not.
D. Contact your local dealer for technical support if the Powerline LED still fails to light up after the
above procedures.
TL-PA4020P
does not light up.
does not light up.
does not light up.
Network" and check whether the Powerline LED lights up or not.
AV600 2-port Passthrough Powerline Adapter
"3.1 Set Up a Secure Powerline
10
"3.1 Set Up a