624 Chapter 17
W-CDMA Downlink Digital Modulation for Receiver Test
Making Compressed Mode Signal Measurements
Starting the ESG BERT Measurement
Press the front panel
Trigge r hardkey to start the BERT measurement. You will see the measurement values
for the Total Bits, Error Bits, and BER on the signal generator display.
NOTE If you encounter problems making a BER measurement, check the following:
• Make sure that the cable connections are properly configured.
• Make sure that the data pattern for the BER measurement, specified by the
Data softkey,
matches the transmitted data pattern.
• Make sure that the RF is turned on.
• Make sure that the amplitude is set to the correct level.
• Make sure that the UE under test is controlled to receive the signal of the specified
carrier frequency.
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