Planet Technology 85M Powerline to Ethernet Bridge with 4-Port Switch PL-420 - Manual (Page 21)

Run the HomePlug Configuration Utility, it will show your current speed and your
signal strength.
9. One of the PL-420’s LED doesn’t light up after I plug the HomePlug
directly into a wall outlet?
Test that wall outlet with other electric devices first, make sure that wall outlet is
working properly. Then, try to plug your HomePlug device again. If the same
problem happens again, plug both HomePlug units into adjacent sockets, and
check if the lights light up. If you are still having problems, please contact your
reseller.
10. The Ethernet LED doesn’t light up on my PL-420?
In most cases, if the Ethernet LED doesn’t light on your device, it is because the
Ethernet port doesn’t detect a LAN connection. Check your Ethernet adapter on
your computer, and make sure its enable and working properly. Also, check your
Ethernet cable; make sure you use the right type. It’s plugged in correctly and it’s
worked properly.
11. I can’t connect to Internet and other computers on my power line
network?
(1) Check your IP address and TCP/IP protocol are set up properly for all the
computers on your power line network. Also, try to check your gateway and ping
the gateway.
(2) If HomePlug Configuration Utility detects other HomePlug devices on your
power line network. Try to plug in both HomePlug units into adjacent sockets and
see if the lights light up. If you are still having a problem, please contact your
reseller.
12. How many HomePlug devices do I need to setup a powerline network?
You need two or more HomePlug devices to setup a powerline network.
13. In order to making the PL-420 working properly, do I have to install the
HomePlug Configuration Utility on every single computer who has the
HomePlug device plug into it?
No, the HomePlug Configuration Utility is a utility to diagnose or setup encryption
for HomePlug device. Due to PL-420 is a fully plug and play device, no driver
require to install. In other words, the HomePlug Configuration utility is not a
requirement to install on your computer. You can install the utility, setup the
encryption, and delete it from your computer. Your PL-420 will still work properly.
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