Paradyne Hotwire 8774 User Manual page 66

Messages and Troubleshooting
6-6
Table 6-2. Troubleshooting (2 of 2)
Symptom Possible Cause
H
Not receiving data. The network or DSX-1
port cables are not
connected (check front
panel LEDs for more
information).
H
H
A test is being executed A test is being executed
on the unit (check the
TEST LED on the front
panel).
H
The far-end device is
offline.
Power-Up Self-Test The 8774 Termination Unit
fails. Only Alarm has detected an internal
LED is on after hardware failure.
power-up.
December 1998
Solutions
H
Check network and DSX-1 port
cables.
H
Check Health and Status menu.
H
Run Loopback tests. Refer to
Chapter 5, Chapter 5, Testing Testing . .
H
Stop the test or wait for the test
to end.
H
Make sure the far-end device is
on.
H
Reset the 8774 Termination Unit
and try again.
H
Contact your service
representative.
8774-A2-GB20-10