Table Of Contents - Nokia NHL-10 Baseband Troubleshooting And Manual Tuning Manual

NHL-10
Baseband Troubleshooting

Table of Contents

Introduction to NHL-10 troubleshooting ....................................................................................................... 4
Dead or jammed phone ................................................................................................................................ 5
BB Selftest tools ............................................................................................................................................ 5
Flash programming fault ............................................................................................................................. 7
General Power checking .............................................................................................................................. 8
Baseband serial interface troubleshooting ............................................................................................ 9
CBUS .......................................................................................................................................................... 9
FBUS ......................................................................................................................................................... 10
MBUS ....................................................................................................................................................... 10
Energy management calibration ............................................................................................................. 14
Troubleshooting tips ................................................................................................................................... 14
ADC-offset over limits ........................................................................................................................ 14
BSI Gain over limits ............................................................................................................................. 14
Vbatt offset and Gain ......................................................................................................................... 14
Vchar over limits .................................................................................................................................. 14
Ichar over limits .................................................................................................................................... 14
ADC-reading ................................................................................................................................................. 14
Backup battery ............................................................................................................................................. 15
IrDA Interface Fault .................................................................................................................................... 17
SIM Card Fault .............................................................................................................................................. 18
"Insert SIM Card" in device display although card is inserted ....................................................... 21
Keypad Interface Fault ............................................................................................................................... 22
Display Fault ................................................................................................................................................. 23
Illumination Fault (Display/Keyboard backlight) ................................................................................ 24
MMC Interface Fault .................................................................................................................................. 25
Audio troubleshooting ............................................................................................................................... 26
Microphone ............................................................................................................................................ 26
Earpiece .................................................................................................................................................. 28
IHF ............................................................................................................................................................ 30
Accessory detection troubleshooting ............................................................................................. 32
Camera Module Troubleshooting ................................................................................................................... 33
Terms ............................................................................................................................................................... 33
Image taking condition effect on image quality ................................................................................ 33
Image quality analysis ....................................................................................................................................... 38
Possible faults in image quality .............................................................................................................. 38
Testing for dust ............................................................................................................................................ 38
Testing for sharpness .................................................................................................................................. 39
Bit errors ........................................................................................................................................................ 40
Hardware failure message ........................................................................................................................ 41
No recognizable viewfinder image ......................................................................................................... 42
Bad image quality ....................................................................................................................................... 43
Baseband Tuning operation ............................................................................................................................. 44
Energy management calibration ............................................................................................................. 44
Connections ........................................................................................................................................... 44
Phoenix Setup ....................................................................................................................................... 44
ISSUE 2 01/2004 COMPANY CONFIDENTIAL
Copyright © 2003 Nokia. All Rights Reserved.
CCS Technical Documentation
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