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 ................................................................................................ 15
1.4.1
1.5 LED/Illumination ................................................................................. 17
1.5.1
LED/Illumination ........................................................................................ 17
1.6 Speaker ............................................................................................... 18
1.6.1
Loudspeaker .............................................................................................. 18
1.7 Earphone ............................................................................................ 21
1.7.1
Ear Speaker ................................................................................................ 21
1.8 Microphone ......................................................................................... 22
1.8.1
Primary Microphone .................................................................................. 22
1.8.1
Secondary Microphone ............................................................................. 23
1.9 Vibrator ............................................................................................... 25
1.9.1
1.10 Camera ................................................................................................ 27
1.10.1 Main Camera .............................................................................................. 27
1.11 Flash LED ........................................................................................... 29
1.13 NFC ..................................................................................................... 32
1.14 GPS ..................................................................................................... 33
1.15 Compass ............................................................................................. 34
1.15.1 Compass fails ............................................................................................ 34
1.16 Accelerometer .................................................................................... 35
1.17 Gyroscope .......................................................................................... 36
1290-1679 Rev 3
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Sony Mobile Communications AB - Company Internal
Troubleshooting Guide (mech)
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