Allied Telesis AT-FS705LE - Manual (Page 40)

Troubleshooting
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If the LINK/ACT LED is OFF, do the following:
❑ Check to be sure that the end-node
connected to the port on the switch is
powered ON. If the end-node is OFF,
power the unit ON.
❑ Check that the cable is securely connected
to the port on the switch and on the end-
node.
❑ Check to be sure that the distance
between the switch and the end-node does
not exceed 100 meters (328 feet).
❑ Check to be sure that you are using
Category 5 cable.
❑ Check to be sure that the cable has not
been cut or damaged.
If there is a communication problem between
the end-nodes connected to the switch, do the
following:
❑ Verify that the switch and end-nodes are
operating with the same duplex mode.
If you are still experiencing problems after
testing and troubleshooting the installation,
refer to “Contacting Allied Telesyn” on page xi .
For support information, visit our web site at
www.alliedtelesyn.com.