User Guide

Table of Contents
Troubleshooting overview ....................................................................................................................................3–5
Dead or jammed device troubleshooting............................................................................................................3–6
General power checking ........................................................................................................................................3–7
Clocking troubleshooting ......................................................................................................................................3–9
Charging troubleshooting .................................................................................................................................. 3–10
Backup battery troubleshooting........................................................................................................................ 3–11
Flash programming fault troubleshooting....................................................................................................... 3–12
Combo memory troubleshooting ...................................................................................................................... 3–14
MicroSD card troubleshooting............................................................................................................................ 3–15
Mini USB interface troubleshooting................................................................................................................... 3–17
SIM card troubleshooting ................................................................................................................................... 3–18
Keyboard troubleshooting ................................................................................................................................. 3–20
Power key troubleshooting................................................................................................................................ 3–22
IrDA troubleshooting .......................................................................................................................................... 3–23
Vibra troubleshooting......................................................................................................................................... 3–24
Display module troubleshooting ....................................................................................................................... 3–25
General instructions for display troubleshooting....................................................................................... 3–25
Display troubleshooting ................................................................................................................................ 3–26
Display and keyboard backlight troubleshooting....................................................................................... 3–27
LED driver troubleshooting ........................................................................................................................... 3–29
Email LED troubleshooting............................................................................................................................ 3–30
ALS troubleshooting............................................................................................................................................ 3–31
Bluetooth troubleshooting................................................................................................................................. 3–32
Introduction to Bluetooth troubleshooting ................................................................................................ 3–32
Bluetooth settings for Phoenix..................................................................................................................... 3–32
Bluetooth self tests in Phoenix..................................................................................................................... 3–33
FM radio troubleshooting................................................................................................................................... 3–35
FM radio troubleshooting.............................................................................................................................. 3–35
WLAN troubleshooting........................................................................................................................................ 3–35
Introduction to WLAN troubleshooting ....................................................................................................... 3–35
WLAN functionality testing with self tests .................................................................................................. 3–35
WLAN functionality testing using SB-7 ........................................................................................................ 3–37
Audio troubleshooting........................................................................................................................................ 3–39
Audio troubleshooting test instructions...................................................................................................... 3–39
Internal earpiece troubleshooting ............................................................................................................... 3–42
Internal microphone troubleshooting......................................................................................................... 3–43
IHF speakers troubleshooting....................................................................................................................... 3–45
External headset microphone troubleshooting.......................................................................................... 3–46
External headset earpiece troubleshooting ................................................................................................ 3–47
Acoustics troubleshooting............................................................................................................................. 3–48
Introduction to acoustics troubleshooting ............................................................................................ 3–48
Earpiece troubleshooting......................................................................................................................... 3–49
IHF troubleshooting.................................................................................................................................. 3–50
Microphone troubleshooting ................................................................................................................... 3–51
Baseband manual tuning guide......................................................................................................................... 3–52
Certificate restoring for BB5 products.......................................................................................................... 3–52
Energy management calibration.................................................................................................................. 3–57
List of Tables
RM-244
BB Troubleshooting and Manual Tuning Guide
Issue 1 COMPANY CONFIDENTIAL Page 3 –3
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