User's Manual

SCCP Backplane Troubleshooting – continued
PRELIMINARY
1X SCt4812ET Lite BTS Optimization/ATP
08/01/2001
6-22
Table 6-17: No GLI2 Control via LMF (all GLI2s)
Step Action
5 Visually check the master GLI2 connectors (both module and
backplane) for damage.
6 Replace the master GLI2 with a known good GLI2.
No GLI2 Control through Span Line Connection (All GLI2s)
Table 6-18: No GLI2 Control through Span Line Connection (Both
GLI2s)
Step Action
1 Verify SCCP backplane Shelf ID DIP switch is set correctly.
2 Verify that the BTS and GLI2s are correctly configured in the
OMCR/CBSC data base.
3 Verify the span configurations set in the GLI2s match those in
the OMC–R/CBSC database (refer to Table 6-29).
4 Visually check the master GLI2 connectors (both module and
backplane) for damage.
5 Replace the master GLI2 with a known good GLI2.
6 Check the span line inputs from the top of the frame to the
master GLI2 for proper connection and damage.
Table 6-19: MGLI2 Control Good – No Control over Co–located
GLI2
Step Action
1 Verify that the BTS and GLI2s are correctly configured in the
OMCR CBSC data base.
2 Check the ethernet for proper connection, damage, shorts, or
opens.
3 Visually check all GLI2 connectors (both module and
backplane) for damage.
4 Replace the remaining GLI2 with a known good GLI2.
No AMR Control (MGLI2 good)
Table 6-20: MGLI2 Control Good – No Control over AMR
Step Action
1 Visually check the master GLI2 connectors (both module and
backplane) for damage.
2 Replace the master GLI2 with a known good GLI2.
3 Replace the AMR with a known good AMR.
6