Table of Contents
Baseband self tests in Phoenix ............................................................................................................................ 3–5
Power and charging troubleshooting................................................................................................................. 3–7
Dead or jammed device troubleshooting...................................................................................................... 3–7
Power key troubleshooting............................................................................................................................. 3–9
General voltage checking troubleshooting ............................................................................................... 3–10
General power checking............................................................................................................................... 3–11
Charging troubleshooting ............................................................................................................................ 3–12
USB charging troubleshooting..................................................................................................................... 3–12
Battery current measuring fault troubleshooting ..................................................................................... 3–14
Clocking troubleshooting ............................................................................................................................. 3–15
Interface troubleshooting ................................................................................................................................. 3–16
Flash programming fault troubleshooting................................................................................................. 3–16
SIM card troubleshooting ............................................................................................................................. 3–19
MicroSD card troubleshooting...................................................................................................................... 3–21
USB troubleshooting..................................................................................................................................... 3–22
USB data interface troubleshooting....................................................................................................... 3–22
USB charging troubleshooting................................................................................................................ 3–24
User interface troubleshooting......................................................................................................................... 3–25
Keyboard troubleshooting ........................................................................................................................... 3–25
Navi key LEDs troubleshooting .................................................................................................................... 3–26
Keymat LEDs troubleshooting...................................................................................................................... 3–26
Display module troubleshooting................................................................................................................. 3–27
General instructions for display troubleshooting................................................................................. 3–27
Display fault troubleshooting ................................................................................................................. 3–29
Display backlight troubleshooting ......................................................................................................... 3–30
Ambient light sensor (ALS)........................................................................................................................... 3–31
ALS troubleshooting ................................................................................................................................ 3–31
ALS functionality check............................................................................................................................ 3–32
ALS retuning ............................................................................................................................................. 3–32
GPS troubleshooting .......................................................................................................................................... 3–34
GPS settings for Phoenix............................................................................................................................... 3–34
GPS control................................................................................................................................................ 3–34
GPS Quick Test window ........................................................................................................................... 3–34
GPS antenna................................................................................................................................................... 3–35
GPS failure troubleshooting......................................................................................................................... 3–36
GPS basic checks troubleshooting ............................................................................................................... 3–37
Camera module troubleshooting...................................................................................................................... 3–38
Introduction to camera troubleshooting ................................................................................................... 3–38
Camera troubleshooting............................................................................................................................... 3–38
Taking and evaluating test pictures....................................................................................................... 3–38
Camera troubleshooting.......................................................................................................................... 3–39
Camera baseband troubleshooting........................................................................................................ 3–39
Camera no recognizable viewfinder image troubleshooting.............................................................. 3–40
Camera bad image quality troubleshooting ......................................................................................... 3–41
Camera flash troubleshooting ................................................................................................................ 3–42
Audio troubleshooting....................................................................................................................................... 3–44
Audio troubleshooting test instructions..................................................................................................... 3–44
Internal earpiece troubleshooting .............................................................................................................. 3–46
Internal microphone troubleshooting........................................................................................................ 3–46
Internal handsfree (IHF) troubleshooting................................................................................................... 3–47
RM-632; RM-634; RM-699
BB Troubleshooting and Manual Tuning Guide
Issue 3 COMPANY CONFIDENTIAL Page 3 – 3
Copyright © 2010 Nokia. All rights reserved.
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