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7. Monitoring and Troubleshooting
8700-A2-GB20-40 May 2002
7-25
Changing the Meaning of the PORTS LEDs
The LEDs for PORTS on the front panel represent the status of the DSL network
or DTE ports, depending on the Port LEDs configuration option. The LED display
can also be selected at any time through the Control branch.
Procedure
To change the meaning of the LEDs for PORTS using the Control branch:
1. From the Main Menu, select Control
.
2. Move the cursor to the Port LEDs entry.
3. Toggle the selection using the spacebar.
4. Press Enter.
Troubleshooting
The termination unit is designed to provide many years of trouble-free service. If a
problem occurs, however, refer to Table 7-6, Troubleshooting, for possible
solutions. If an error message is displayed under Health and Status on the System
and Test Status screen, refer to Table 7-1, Health and Status Messages, for the
recommended action.
Table 7-6. Troubleshooting (1 of 2)
Symptom Possible Cause Solutions
Alarm LED is on. A system failure has
occurred.
Refer to Table 7-1, Health and
Status Messages, for
recommended action.
Cannot access the unit
via the ATI.
The terminal is not set up for
the correct rate or data
format, or the unit is
configured so it prevents
access.
Check the cable and
connections.
Ensure that the unit is
configured properly in the
DSLAM. Verify its IP
address.
Reset the unit.
Device Fail appears on
the System and Test
Status screen under
Self-Test results.
The unit detects an internal
hardware failure.
Reset the unit.
Contact your service
representative.
Power-On Self-Test
fails. Only Alarm LED
is on after power-on.
The unit has detected an
internal hardware failure.
No power, or the LEDs
are not lit.
The unit is not properly
seated in the DSLAM.
Verify that the unit is properly
inserted.
There is no power to the
DSLAM.
Verify that the DSLAM has
power.