User Guide

Table of Contents
Baseband self tests in Phoenix .............................................................................................................................3–5
Power and charging troubleshooting..................................................................................................................3–7
Dead or jammed device troubleshooting.......................................................................................................3–7
General power checking...................................................................................................................................3–9
Charging troubleshooting ............................................................................................................................. 3–10
Interface troubleshooting .................................................................................................................................. 3–11
Flash programming fault troubleshooting.................................................................................................. 3–11
Combo memory troubleshooting ................................................................................................................. 3–14
SD card troubleshooting................................................................................................................................ 3–14
USB interface troubleshooting...................................................................................................................... 3–15
SIM card troubleshooting .............................................................................................................................. 3–16
User interface troubleshooting.......................................................................................................................... 3–18
Keypad troubleshooting................................................................................................................................ 3–18
Power key troubleshooting........................................................................................................................... 3–19
Display module troubleshooting.................................................................................................................. 3–19
General instructions for display troubleshooting.................................................................................. 3–19
Blank display troubleshooting................................................................................................................. 3–21
Faulty image troubleshooting ................................................................................................................. 3–22
Display on but no image troubleshooting.............................................................................................. 3–23
Keyboard backlight troubleshooting ...................................................................................................... 3–25
Camera module troubleshooting....................................................................................................................... 3–25
Introduction to camera troubleshooting .................................................................................................... 3–25
Main (back) camera troubleshooting........................................................................................................... 3–25
Taking and evaluating test pictures with main camera ....................................................................... 3–25
Main camera troubleshooting ................................................................................................................. 3–27
Main camera bad image quality troubleshooting ................................................................................. 3–27
Main camera viewfinder troubleshooting.............................................................................................. 3–29
Main camera hardware failure message troubleshooting.................................................................... 3–30
Main camera hardware troubleshooting................................................................................................ 3–31
Camera LED flash troubleshooting .......................................................................................................... 3–31
Secondary (front) camera troubleshooting................................................................................................. 3–32
Evaluating videocall picture quality from secondary camera .............................................................. 3–32
Secondary camera bad image quality troubleshooting........................................................................ 3–34
Secondary camera troubleshooting........................................................................................................ 3–34
Secondary camera hardware troubleshooting ...................................................................................... 3–36
Audio troubleshooting........................................................................................................................................ 3–37
Audio troubleshooting test instructions...................................................................................................... 3–37
Internal earpiece troubleshooting ............................................................................................................... 3–41
Internal microphone troubleshooting......................................................................................................... 3–41
Internal handsfree (IHF) troubleshooting.................................................................................................... 3–42
External microphone troubleshooting......................................................................................................... 3–43
External earpiece troubleshooting............................................................................................................... 3–44
Acoustics troubleshooting............................................................................................................................. 3–45
Introduction to acoustics troubleshooting ............................................................................................ 3–45
Earpiece troubleshooting......................................................................................................................... 3–46
IHF troubleshooting.................................................................................................................................. 3–47
Microphone troubleshooting ................................................................................................................... 3–48
Vibra troubleshooting.................................................................................................................................... 3–49
NFC troubleshooting ........................................................................................................................................... 3–49
Introduction to NFC troubleshooting........................................................................................................... 3–49
RM-396
BB Troubleshooting and Manual Tuning Guide
Issue 1 COMPANY CONFIDENTIAL Page 3 –3
Copyright © 2008 Nokia. All rights reserved.