User's Manual

Troubleshooting: SCCP Backplane – continued
FEB 2005 1X SC 4812T Lite BTS Optimization/ATP 6-25
PRELIMINARY
Digital Control Problems
No GLI Control via LMF (all GLI Cards)
Table 6-21: No GLI Control Through LMF (All GLI Cards)
n Step Action
1 Check the Ethernet LAN for proper connection, damage, shorts, or opens.
2 Ensure that the LAN IN and OUT Connectors in the Power Entry Compartment are properly
terminated.
3 Ensure that the proper IP Address is entered in the Network Login Tab of the LMF Login Screen.
4 Logout and exit from the LMF.
5 Restart the LMF.
6 Login to the BTS again.
7 Verify SCCP Backplane Shelf ID DIP Switch is set correctly.
8 Visually check the Master GLI Connectors (both card and backplane) for damage.
9 Replace the Master GLI with a known good GLI.
No GLI Control through Span Line Connection (All GLI Cards)
Table 6-22: No GLI Control Through Span Line Connection (Both GLI Cards)
n Step Action
1 Verify that the SCCP Backplane Shelf ID DIP Switch is set correctly.
2 Verify that the BTS and GLI Cards are correctly configured in the OMC–R/CBSC Database.
3 Verify that the Span Configurations set in the GLI Cards match those in the OMC–R/CBSC
Database.
– Refer to Table 6-47.
4 Visually check the Master GLI Connectors (both card 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 6-23: MGLI Control Good – No Control Over Co–located GLI
n Step Action
1 Verify that the BTS and GLIs are correctly configured in the OMC–R/CBSC Database.
2 Check the Ethernet Connections for proper connection, damage, shorts, or opens.
3 Visually check all GLI Connectors (both card and backplane) for damage.
4 Replace the remaining GLI with a known good GLI.
6