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PAMS Technical Documentation
automatically adjust for max CAFÉ input and the RX_IF_AGC is noted. This process is
then repeated for signal levels 2 and 3.
Definition of Result
The results of the 3 point tuning are the 16 slope and offset values, which are stored to
eeprom RF_TUNE_CELL_RX_AGC_OFF-SET_ SLOPE_HANDLE.
Manual Verification
Use WinTesla as follows:
Troubleshooting
Check components in the 800 MHz receiver chain, from the Duplexer N701, Down con-
verter N703, the 128.1MHz CDMA IF SAW filter Z704 and RFI N702. Check that the
RX_IF_AGC RIF Pin 7 (TP112) changes as the receiver input signal level is adjusted.
NOTE: If any of these components are damaged and are replaced then the Rx IF AGC
second order curve must be retuned.
Issue 1 04/01
Disassembly/Troubleshooting Instructions
Nokia Mobile Phones Ltd.
NSD-6
Page 37
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Table of Contents
Troubleshooting
