Diagnosing Cpe Indicators - SMC Networks SMC7800A Installation Manual

Diagnosing CPE Indicators

CPE operation is easily monitored via the LED indicators to identify
problems. The table below describes common problems you may
encounter and possible solutions. If the solutions in the table fail to resolve
the problem, contact technical support for advice.
Symptom
POWER
indicator does not
light up after power
on.
LAN
link indicator does
not light up after
making a
connection.
T
ROUBLESHOOTING
Table A-1 Troubleshooting Chart
Cause
Power outlet, power
cord, or external
power adapter may
be defective.
Network interface
(e.g., a network
adapter card in the
attached computer),
network cable, or
CPE LAN port may
be defective.
A
PPENDIX
Solution
• Check the power outlet by
plugging in another device that is
functioning properly.
• Check the power adapter with
another CPE.
• Verify that the CPE and computer
are powered on.
• Be sure the cable is plugged into
both the CPE and the computer.
• Verify that the proper cable type is
used and its length does not exceed
specified limits.
• Check the network adapter in the
computer and cable connections
for possible defects. Replace the
defective adapter or cable if
necessary.
A
A-1