CONTENTS
1
Problem Areas ................................................................................ 5
1.1
Power ...................................................................................................... 5
1.1.1
1.2
Keys ........................................................................................................ 7
1.2.1
1.2.2
Volume Key .................................................................................................. 7
1.2.3
On/Off Key .................................................................................................... 8
1.2.4
Camera Key ................................................................................................ 10
1.3
Touch Screen ....................................................................................... 12
1.3.1
1.4
Display .................................................................................................. 14
1.4.1
1.5
LED/Illumination .................................................................................. 15
1.5.1
LED/Illumination ........................................................................................ 15
1.6
Speaker ................................................................................................ 16
1.6.1
Loudspeaker .............................................................................................. 16
1.7
Earphone .............................................................................................. 18
1.7.1
Ear Speaker ................................................................................................ 18
1.8
Microphone .......................................................................................... 19
1.8.1
Primary Microphone .................................................................................. 19
1.8.1
Secondary Microphone ............................................................................. 21
1.9
Vibrator ................................................................................................. 22
1.9.1
1.10
Camera ................................................................................................. 23
1.10.1
Main Camera .............................................................................................. 23
1.10.2
1.11
Flash LED ............................................................................................. 25
1.11.1
1.12
Bluetooth and WLAN .......................................................................... 26
1.12.1
1.13
NFC ....................................................................................................... 27
1.13.1
NFC malfunctions ...................................................................................... 27
1.14
GPS ....................................................................................................... 28
1.14.1
GPS malfunctions ...................................................................................... 28
1.15
Compass .............................................................................................. 29
1.15.1
Compass fails ............................................................................................ 29
1.16
Accelerometer ..................................................................................... 30
1.16.1
1.17
Gyroscope ............................................................................................ 31
1.17.1
Gyroscope test fails .................................................................................. 31
1.18
1.18.1
1288-9441 Rev 2
Sony Mobile Communications AB - Company Internal
Troubleshooting Guide (mech)
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