User Guide
CCS Technical Documentation
Company confidential RH-20
Draft 2 8/03 Copyright Nokia. All rights reserved.. Page 1
RF Troubleshooting .......................................................................................................5
Introduction to RF troubleshooting .............................................................................5
RF Key component placement .....................................................................................6
RF Measurement points ...............................................................................................7
GSM900, GSM1800 & GSM1900 Transmitter .............................................................8
Additional information for EDGE troubleshooting .....................................................15
EGSM900, GSM1800 and GSM1900 Receiver ..........................................................23
Synthesizer ...................................................................................................................30
Baseband troubleshooting ............................................................................................35
Main Troubleshooting Diagram ................................................................................37
Phone is dead .............................................................................................................38
Flash Programming Fault ..........................................................................................39
Phone is jammed ........................................................................................................40
SIM card fault (Insert SIM / Card rejected) ...............................................................42
Keypad Fault ..............................................................................................................43
Display Fault ..............................................................................................................45
Illumination fault .......................................................................................................46
Charger Fault .............................................................................................................47
Accessory Fault .........................................................................................................48
Audio Fault ................................................................................................................49
Camera Troubleshooting ..............................................................................................53
Camera Fault ..............................................................................................................54
Camera troubleshooting diagram .................................................................................54
FM Radio troubleshooting ...........................................................................................55
FM Radio troubleshooting diagram ...........................................................................56