Table Of Contents - Sony XPERIA ST27i Troubleshooting Manual

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User manual (141 pages)

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CONTENTS

Problem Areas ................................................................................ 4

1.1 Power .................................................................................................... 4

1.1.1

Will not power on or will switch off randomly ........................................... 4

1.2 Keys ...................................................................................................... 5

1.2.1

Home, Menu and Back Keys ....................................................................... 5

1.2.2

Volume Key .................................................................................................. 5

1.2.3

On/Off key .................................................................................................... 7

1.3 Touch Screen ..................................................................................... 10

1.3.1

Touch Screen malfunction ........................................................................ 10

1.4 Display ................................................................................................ 11

1.4.1

Graphics & Illumination ............................................................................ 11

1.5 LED/Illumination ................................................................................. 12

1.5.1

LED/Illumination ........................................................................................ 12

1.5.2

Key Illumination ......................................................................................... 12

1.6 Speaker ............................................................................................... 14

1.6.1

Loudspeaker .............................................................................................. 14

1.7 Earphone ............................................................................................ 16

1.7.1

Earphone .................................................................................................... 16

1.8 Microphone ......................................................................................... 17

1.8.1

Microphone ................................................................................................ 17

1.8.2

Secondary Microphone ............................................................................. 18

1.9 Vibrator ............................................................................................... 20

1.9.1

Vibrator not generating alerts .................................................................. 20

1.10 Camera ................................................................................................ 21

1.10.1 Camera defects .......................................................................................... 21

1.11 Flash LED ........................................................................................... 22

1.11.1 Flash LED not flashing .............................................................................. 22

1.12 Bluetooth and WLAN ......................................................................... 23

1.12.1 Bluetooth or WLAN connection failure .................................................... 23

1.13 GPS ..................................................................................................... 24

1.13.1 GPS malfunctions ...................................................................................... 24

1.14 Compass ............................................................................................. 25

1.14.1 Compass fails ............................................................................................ 25

1.15 Accelerometer .................................................................................... 26

1.15.1 Accelerometer test fails ............................................................................ 26

1.16 Gyroscope .......................................................................................... 27

1.16.1 Gyroscope test fails .................................................................................. 27

1.17 Ambient Light Sensor ........................................................................ 28

1.17.1 Light Sensor malfunctions ....................................................................... 28

1.18 Proximity switch ................................................................................. 30

1.18.1 Proximity switch malfunctions ................................................................. 30

1.19 Pressure Sensor ................................................................................. 32

1265-6294 Rev 4

Troubleshooting Guide (mech)

2(59)

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Xperia st27a

Table Of Contents - Sony XPERIA ST27i Troubleshooting Manual

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