Troubleshooting - Paradyne Hotwire 8775 User Manual

Troubleshooting

The unit is designed to provide many years of trouble-free service. If a problem
occurs, however, refer to
Table 6-2.
8700-A2-GB25-10
Table 6-2,
Troubleshooting
Symptom Possible Cause
Alarm LED is on. A system failure has
occurred.
Cannot access the unit The terminal is not set up for
via the ATI. the correct rate or data
format, or the unit is
configured so it prevents
access.
The unit detects an internal
Device Fail
appears on the System hardware failure.
and Test Status screen
under Self-Test results.
No power, or the LEDs The unit is not properly
are not lit. seated in the DSLAM.
There is no power to the
DSLAM.
An LED is not lit. LED is out.
Not receiving data. The network or data port
cables are not connected
(check front panel LEDs for
more information).
A test is being executed on
the unit (check the TEST
LED on the front panel).
The SYNC Data Port is not
enabled.
The far-end device is offline.
Power-On Self-Test The unit has detected an
fails. Only Alarm LED internal hardware failure.
is on after power-on.
February 2001
6. Messages and Troubleshooting
Troubleshooting, for possible solutions.
Solutions
Refer to Table 4-1, Health and
Status Messages,
Monitoring the Unit , for
recommended action.
T
Check the cable and
connections.
T
Ensure that the unit is
configured properly in the
DSLAM. Verify its IP
address.
T
Reset the unit.
T
Reset the unit.
T
Contact your service
representative.
Verify that the unit is properly
inserted.
Verify that the chassis has
power.
Run the Lamp Test. If the LED
in question does not flash with
the other LEDs, then contact
your service representative.
T
Check network and data port
cables.
T
Run Loopback tests. Refer to
Chapter 5, Testing
Stop the test or wait for the test
to end.
Enable the SYNC Data Port.
Make sure the far-end device is
on.
T
Reset the unit and try again.
T
Contact your service
representative.
in Chapter 4,
.
6-5