Paradyne M/HDSL Standalone Termination Unit HOTWIRE..., Руководство пользователя

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Messages and Troubleshooting
6-6
7986-A2-GB20-00 September 1998
Table 6-2. Troubleshooting (2 of 2)
Symptom Solutions Possible Cause
Not receiving data.
H
The network or data port
cables are not
connected (check front
panel LEDs for more
information).
H
No crossover cable
being used on the DSL
network
H
Check network and data port
cables.
H
Run Loopback tests. Refer to
Chapter 5,
Testing .
H
Use a crossover cable on the DSL
network. Cross PINS 1, 2 to 4, 5.
be g used e S
network.
H
A test is being executed
on the unit (check the
TEST LED on the front
panel).
H
The far-end device is
off-line.
H
Stop the test or wait for the test to
end.
H
Make sure the far-end device is
on.
Power-Up Self-Test
fails. Only Alarm
LED is on after
power-up. The unit has detected an
internal hardware failure.
H
Reset the unit and try again.
H
Contact your service
representative.