User's Manual

Table Of Contents
Troubleshooting: Installation – continued
FEB 2005 1X SC 4812T Lite BTS Optimization/ATP 6-7
PRELIMINARY
Cannot Communicate with
Power Meter
Table 6-5: Power Meter Communication Failure Troubleshooting Procedure
n Step Action
1 Verify Power Meter is connected to LMF with GPIB Adapter.
2 Verify Cable Connections as specified in Chapter 3.
3 Verify that the GPIB Address of the Power Meter 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.
Cannot Communicate with
Communications System
Analyzer
Table 6-6: Communications System Analyzer Communication Failure Troubleshooting Procedure
n Step Action
1 Verify that the analyzer is connected to LMF with GPIB Adapter.
2 Verify that the Cable Connections are as specified in Chapter 3.
3 Verify that the Analyzer 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.
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