Tuning Steps; Rx Calibration (Agc + Afc) - Nokia NSE-6 SERIES Service Manual

NSE–6
Tuning Instructions

Tuning Steps

1. RX Calibration (AGC + AFC)

Reference values for the received signal strength meter are program
tuned.
RSSI reference signal level programming:
– Select Tuning –> RX Calibration
– Connect RF generator to service jig antenna connector at 947.067710
MHz.
– Adjust signal generator level to –55 dBm + cable attenuation.
– Press OK button
– Adjust signal generator level to –80 dBm + cable attenuation.
– Press OK button.
Service software reports:
A Table of AFC Parameters:
A Table for AGC Calibration:
– Press SAVE button
Page 8
AFC INIT Value
AFC Slope
PSW Slope
AGC in 3 db steps 0...57 dB
DAC and voltage reading for each gain value
PAMS
Technical Documentation
Original 08/98