Troubleshooting - 3Com 3CNJ205 User Manual

F
If you encounter problems with the NJ205 IntelliJack:
Verify the IntelliJack is receiving power by viewing the
■
Power LED (it should be on). If the Power LED is not on,
make sure that:
(If using Power Over Ethernet) the other end of the
■
network cable is plugged into a switch on the network
that has Power Over Ethernet integrated into it, or one
that feeds into an external midspan power supply that
supports Power Over Ethernet.
(If using a local power supply) the power supply is
■
plugged into the IntelliJack and into a working electrical
outlet.
Verify the IntelliJack is connected to the network properly
■
by viewing the Link LED (it should be on). If the Link LED is
not on, make sure the network cable:
Is terminated properly. Refer to the connector
■
manufacturer's instructions for terminating the cable. Be
sure to test the connector and verify it is working.
Has a valid connection to the network.
■
Adheres to proper length and cabling specifications for
■
your network.

Troubleshooting

75