Nokia 7600 - Table of Contents

NMM-3 Company Confidential
6-Troubleshooting CCS Technical Documentation
Page 6-2 Copyright  2003 Nokia Corporation Issue 1 (11/2003)
Company Confidential
Table of Contents
Page
No
Introduction to NMM-3 troubleshooting .............................................................................. 3
General guidelines for NMM-3 troubleshooting ................................................................. 3
Tools needed for troubleshooting .............................................................................. 3
General guidelines .......................................................................................................... 3
Nominal current consumption ................................................................................. 4
Diagnostics .................................................................................................................................... 5
Phone is Dead ..................................................................................................................5
Flash Programming Fault .............................................................................................. 6
SIM Card Fault .................................................................................................................7
Keypad Fault ..................................................................................................................... 8
Display Fault .................................................................................................................... 10
Illumination Fault ........................................................................................................... 11
Charge Fault ..................................................................................................................... 12
Accessory Fault ................................................................................................................13
Audio Fault ....................................................................................................................... 14
Camera Fault .................................................................................................................... 15
USB Fault .......................................................................................................................... 16
GSM900/1800 Tx Troubleshooting ............................................................................ 17
Helgo Troubleshooting .................................................................................................. 18
PA & Antenna Switch Troubleshooting .................................................................... 19
GSM Rx Troubleshooting .............................................................................................. 20
GSM1800 Rx Troubleshooting .................................................................................... 21
GSM900/1800 Synthesizer Troubleshooting .......................................................... 22
WCDMA Tx Troubleshooting ........................................................................................ 23
PA & DC-DC Converter Troubleshooting .................................................................. 24
WCDMA Rx Troubleshooting ....................................................................................... 25
WCDMA Rx Synthesizer Troubleshooting ................................................................ 26
WCDMA Tx Synthesizer Troubleshooting ................................................................. 27
GSM/WCDMA Antenna Troubleshooting ................................................................. 28
Test Points ...................................................................................................................................... 28
Calibration required when components changed ............................................................... 31
Tables
1 Baseband Components .................................................................................................. 31
2 WCDMA tuning alignments to be run when RF components are changed .... 31
3 GSM tuning alignments to be run when RF components are changed ........... 31