Receiver Schematic - Nokia RM-11 Series Troubleshooting Manual

RM-11
Troubleshooting - RF

Receiver Schematic

• An external signal source is injected to the RF input. The signal is then traced
throughout the receiver chains.
• Agilent call box 8960 is recommended. Press the "Call Setup" soft button, "Active
Cell," then select "CW."
• Inject a CW signal for PCS (1960MHz) or Cell/AMPS (881.52MHz) at a fixed
-25dBm power level.
The numbers below indicate the general RF signal flow and probing locations.
3
1
© 2005 Nokia Corporation
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Issue 2 09/2005