5. troUbLesHooting
This section consists of two parts — Common Problems & Solutions and Frequently
Asked Questions — and provides solutions to problems that may occur during the
installation and operation of this product.
Problem: None of the LEDs light up after installing the adapter.
Solution: Unplug the Category 5 Ethernet network cable from the computer.
Unplug the adapter from the electrical outlet. Repeat the hardware
installation process. Make sure the electrical outlet is working properly.
Problem: The Ethernet LED does not light up on the adapter.
Solution: When the Ethernet port detects a LAN connection, the Ethernet LED
will light up. Check the computer’s Ethernet adapter to see if the
connection and adapter are working properly. Be sure you’re using
the included Category 5 Ethernet network cable (which is straight-
through) to connect the adapter to your computer. Do not use a
crossover cable.
Solution: For use with a router, connect a straight-through, Category 5 Ethernet
network cable to the uplink port of the router; or connect a crossover,
Category 5 Ethernet network cable to a LAN port on the router.
Problem: When scanning the network, not all of the devices can be detected.
Solution: Make sure all devices on the PowerLine network have been configured
with the same network password. The network password must be
identical for them to communicate with each other. See Section 4.
Problem: Can’t connect to the Internet or other computers on the network.
Solution: Make sure the IP address and TCP/IP protocol are set up correctly for
all the networked computers. For more information on IP addresses
and TCP/IP, refer to your Windows help or documentation.
Solution: Make sure all devices on the network have been configured with the
same network password. The network password must be identical in
order for them to communicate with each other. See Section 4.
Problem: Can’t launch the PowerLine HD utility in Windows Vista.
Solution: A new security addition in Microsoft Windows Vista is the user account
control (UAC), which will prompt you for user’s permission every time
a program (an application or an installer) needs additional permissions
to perform an administrative
operation on the user’s
computer. If you see the error
message shown at right, you
have two options to launch
the UAC:
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TROUBLESHOOTING