User's Manual

Troubleshooting – Transmit ATP – continued

May 2000

6-9

SC 4812T CDMA BTS Optimization/ATP

Cannot Perform Code Domain

Power and Noise Floor

Measurement

Perform the procedure in Table 6-12 to troubleshoot a code domain and

noise floor measurement failure.

Table 6-12: Troubleshooting Code Domain Power and Noise Floor Measurement Failure

 Step Action

1 Verify presence of RF signal by switching to spectrum analyzer screen.

2 Verify PN offset displayed on analyzer is same as PN offset being used in the CDF file.

3 Disable and re-enable MCC (one or more MCCs based on extent of failure).

Cannot Perform Carrier

Measurement

Perform the procedure in Table 6-13 to troubleshoot a carrier

measurement failure.

Table 6-13: Troubleshooting Carrier Measurement Failure

 Step Action

1 Perform the test manually, using the spread CDMA signal. Verify High Stability 10 MHz

Rubidium Standard is warmed up (60 minutes) and properly connected to test set-up.