User's Manual

Table Of Contents
Troubleshooting: Installation – continued
6-8 1X SC 4812T Lite BTS Optimization/ATP FEB 2005
PRELIMINARY
Table 6-6: Communications System Analyzer Communication Failure Troubleshooting Procedure
n ActionStep
6 Verify that the LMF Computer COM1 Port is not used by another application.
For example, if a HyperTerminal Window is open for MMI, close it.
7 Reset all Test Equipment by clicking Util in the BTS Menu Bar and selecting Test Equipment >
Reset from the Pull–down Menus.
Cannot Communicate with
Signal Generator
Table 6-7: Signal Generator Communication Failure Troubleshooting Procedure
n Step Action
1 Verify that the Signal Generator is connected to the LMF containing a GPIB Adapter.
2 Verify that the Cable Connections are as specified in Chapter 3.
3 Verify that the Signal Generator GPIB Address is set to the same value displayed in the applicable
GPIB Address Box of the LMF Options Window Test Equipment Tab.
Refer to Table 3-29 or Table 3-30 and the Setting GPIB Addresses section of Appendix F for
details.
4 Verify that the GPIB Adapter DIP Backplane Configuration Switch Settings are correct.
Refer to Test Equipment Preparation section of Appendix F for details.
5 Verify that the GPIB Adapter is not locked up.
Under normal conditions, only two green LEDs are ‘ON’ (Power and Ready).
If any other LED is continuously ‘ON’, then cycle GPIB Box Power and retry.
6 Verify that the LMF Computer COM1 Port is not used by another application.
For example, if a HyperTerminal Window is open for MMI, close it.
7 Reset all Test Equipment by clicking Util in the BTS Menu Bar and selecting Test Equipment >
Reset from the Pull–down Menus.
6