User's Manual

Troubleshooting: SCCP Backplane
68P64115A18–1
Mar 2003
1X SC 4812T Lite BTS Optimization/ATP Software Release R2.16.1.x
DRAFT
6-22
Digital Control Problems
No GLI Control via LMF (all GLIs)
Table 6-19: No GLI Control Through LMF (All GLIs)
Step Action
1 Check the Ethernet LAN for proper connection, damage, shorts, or opens.
2 Be sure the LAN IN and OUT connectors in the power entry compartment are properly terminated.
3 Be sure the proper IP address is entered in the Network Login tab of the LMF login screen.
4 Logout and Exit the LMF, restart the LMF, and re–login to the BTS.
5 Verify SCCP backplane Shelf ID DIP switch is set correctly.
6 Visually check the master GLI connectors (both module and backplane) for damage.
7 Replace the master GLI with a known good GLI.
No GLI Control through Span Line Connection (All GLIs)
Table 6-20: No GLI Control Through Span Line Connection (Both GLIs)
Step Action
1 Verify SCCP backplane Shelf ID DIP switch is set correctly.
2 Verify that the BTS and GLIs are correctly configured in the OMCR/CBSC database.
3 Verify the span configurations set in the GLIs match those in the OMC–R/CBSC database (refer to
Table 6-31).
4 Visually check the master GLI connectors (both module and backplane) for damage.
5 Replace the master GLI with a known good GLI.
6 Check the span line cabling from the punchblock to the master GLI for proper connection and damage.
Table 6-21: MGLI Control Good – No Control Over Co–located GLI
Step Action
1 Verify that the BTS and GLIs are correctly configured in the OMCR/CBSC data base.
2 Check the ethernet for proper connection, damage, shorts, or opens.
3 Visually check all GLI connectors (both module and backplane) for damage.
4 Replace the remaining GLI with a known good GLI.
No AMR Control (MGLI good)
Table 6-22: MGLI Control Good – No Control Over AMR
Step Action
1 Visually check the master GLI connectors (both module and backplane) for damage.
2 Replace the master GLI with a known good GLI.
3 Replace the AMR with a known good AMR.
6