User Guide

RH-27
Troubleshooting - RF (Part 1) CCS Technical Documentation
Page 2 ©2003 Nokia Corporation Confidential Issue 1 11/2003
Contents
Page No
RF Troubleshooting ....................................................................................................... 3
Equipment List for RF Troubleshooting ......................................................................4
Phoenix Service Software ............................................................................................4
RF (Manual Control) Components in Phoenix ......................................................... 5
Observing Tx Output Spectrum on Analyzer............................................................ 7
RF PDM Settings ...................................................................................................... 8
Other RF Parameters in Phoenix............................................................................. 10
RF Tuning Parameters in Phoenix .......................................................................... 11
RF AGC Status Components in Phoenix ................................................................ 12
CDMA In-Call Testing ..............................................................................................12
CDMA In Call Testing (Low Gain) ........................................................................ 13
CDMA In Call Testing (High Gain) ....................................................................... 14
CDMA In Call Testing (AMPS) ............................................................................. 15
Summary of Typical Cell Band PDM Readings ........................................................16
Summary of Typical PCS Band PDM Readings .......................................................18
Tx PDM Characteristic Curves (Phone Call Mode) ..................................................19
Rx PDM Characteristic Curve (Phone Call Mode) ...................................................20
Key RF Performance Tests in Call Mode ..................................................................20
Tx Tests................................................................................................................... 20
Rx Tests................................................................................................................... 20
Supply Lines Measurement Using Phoenix ............................................................ 22
12 RF-related Supply Lines Distribution ................................................................ 22
Supply Lines Distribution by RF Components ....................................................... 23
12 Supply Lines Resistance to Ground ................................................................... 23
Top RF-related Failures Seen in FLALI ....................................................................24
Top RF-related Failures Seen in FINUI ....................................................................24