- 372 -
List of Troubleshooting Procedures
Type of problem Procedure Number
IDL-2402 power up problems Procedure 1
ADSLx service problems (POTS service is ok) Procedure 2
POTS service problems (ADSLx service is ok) Procedure 3
Subscriber service problems (no POTS and ADSLx service) Procedure 4
Procedure 1：Troubleshooting for Power Up Problems
Problem indication:
The SYS LED on the front panel is not lit even though the DSLAM is powered up
Alarm that indicates a system power up problem
Subscribers connected to the DSLAM do not have DSL service; POTS service is
ok
Procedure:
1. Check that the power cord is connected to the power socket on the front panel,
and the other end of the cord is connected to a power outlet.
2. Check that the power feeds are connected to the DSLAM, and that power is
present on the two power feeds with correct polarity.
3. Replace the IDL-2402.
4. Contact your local distributor.
