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Procedure 2 Troubleshoot ADSLx Service Problems
Problem indication:
No ADSLx service to the affected subscribers (POTS service is ok).
Procedure:
1 If all subscribers connected to the DSLAM are affected, and the SYS LED on the
front panel is not lit, check the both end of power cords:
îš„ If one of the power cords is not connected, power up the DSLAM by
plugging the power cord to the power socket/power outlet.
îš„ If the power cords are both connected, follow Procedure 1 to troubleshoot
the DSLAM for power up problem
2 If all subscribers are affected, check the SYS LED on the front panel; if it is red,
replace the DSLAM.
3 If only some subscribers are affected, identify the ports that have problems.
Check that the subscribers are connected to the line interfaces properly.
4 Contact your local distributor.
Procedure 3 Troubleshoot POTS Service Problems
Problem indication:
No POTS service to the affected subscribers (ADSLx service is ok).
Procedure:
1 Check the connection of the POTS lines at the POTS connector for the DSLAM.
2 Use a bridging connector to couple the POTS and subscriber lines. If this solves
the problem, replace the DSLAM.
3 Check the condition of the POTS lines and connectors.
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