Nokia RM-4 Troubleshooting Instructions page 28

RM-4/RM-5
CCS Technical Documentation Troubleshooting Instructions
By measuring with an oscilloscope at RXIP or RXQP on a working GSM 900 receiver this pic-
ture should be seen.
Signal amplitude peak-peak 789 mV
DC offset 1.2 V
Figure 8: RX900 I/Q signal waveform
28 COMPANY CONFIDENTIAL ISSUE 1 02/2004
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