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Table Of Contents
Troubleshooting Instructions
Table of Contents
Baseband Troubleshooting Instructions
List of Figures
Transceiver Troubleshooting
Baseband Troubleshooting
PWB Points (and Measurement Points)
Troubleshooting steps
General instructions
PROGRAMMING FLASH
RF Troubleshooting
Phone settings for TX1900 Troubleshooting
No TX GSM1900
Phone settings for RX1900 Troubleshooting
No RX GSM1900
Measurement points for AMS and production repair
FM Radio Troubleshooting
Notes to figure 2 "FM Radio troubleshooting diagram" on the next page:
RF Tuning and Calibration Instructions
TX tunings
TX Output power tuning
TX IQ tuning
RX tunings
Channel select filter calibration
RX tuning GSM1900
AM suppression tuning
RF Service Tools
MJS-46 Module Jig
JVB-1 Docking Station, MJF-6 Adapter and coupler CPL-9
Coupler attenuation calibration
Functionality Testing Limits
JXS-1 Shield Box
RF Troubleshooting Instructions
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