Sony Xperia Z3, D6603, D6616, D6643, D6653 Troubleshooting Guide

Troubleshooting Guide

- mechanical -

Xperia Z3

D6603,D6616,D6643,D6653

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

TM

Troubleshooting Guide (mech)

CONTENTS

1 Problem Areas ................................................................................ 5

1.1 Power ...................................................................................................... 5

1.1.1 Will not power on or will switch off randomly ........................................... 5

1.2 Keys ........................................................................................................ 7

1.2.1 Back, Menu, Home and Multitask Keys ..................................................... 7

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 Touch Screen malfunction ........................................................................ 12

1.4 Display .................................................................................................. 14

1.4.1 Graphics & Illumination ............................................................................ 14

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 Vibrator not generating alerts .................................................................. 22

1.10 Camera ................................................................................................. 23

1.10.1 Main Camera .............................................................................................. 23

1.10.2 Video Call Camera defects ........................................................................ 24

1.11 Flash LED ............................................................................................. 25

1.11.1 Flash LED not flashing .............................................................................. 25

1.12 Bluetooth and WLAN .......................................................................... 26

1.12.1 Bluetooth or WLAN connection failure .................................................... 26

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 Accelerometer test fails ............................................................................ 30

1.17 Gyroscope ............................................................................................ 31

1.17.1 Gyroscope test fails .................................................................................. 31

1.18 Ambient Light Sensor ......................................................................... 32

1.18.1 Light Sensor malfunctions ....................................................................... 32

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

2(59)

Troubleshooting Guide (mech)

1.19 Proximity Switch ................................................................................. 33

1.19.1 Proximity switch malfunctions ................................................................. 33

1.20 Pressure Sensor .................................................................................. 34

1.20.1 Pressure Sensor test fails ......................................................................... 34

1.21 Water Resistance ................................................................................ 35

1.21.1 Water Resistance fails ............................................................................... 35

1.22 Real Time Clock ................................................................................... 41

1.22.1 Real time clock test fails ........................................................................... 41

1.23 Total call time ...................................................................................... 42

1.23.1 Total call time fails..................................................................................... 42

1.24 External Memory ................................................................................. 43

1.24.1 Memory Card not detected ....................................................................... 43

1.25 Security ................................................................................................ 44

1.25.1 Security fails .............................................................................................. 44

1.26 FM Radio .............................................................................................. 45

1.26.1 No/Poor FM Radio reception .................................................................... 45

1.27 Battery Health test ............................................................................... 46

1.27.1 Battery Health test fails ............................................................................. 46

1.28 Flip Slider Counter .............................................................................. 47

1.28.1 Flip Slider Counter fails ............................................................................ 47

1.29 Verify Certificates ................................................................................ 48

1.29.1 Verify Certificates fails .............................................................................. 48

1.30 IrDA Test .............................................................................................. 49

1.30.1 IrDA test fails ............................................................................................. 49

1.31 TV-Out Test .......................................................................................... 50

1.31.1 TV-Out test fails ......................................................................................... 50

1.32 Network & Signal ................................................................................. 51

1.32.1 No/Poor signal ........................................................................................... 51

1.33 SIM ........................................................................................................ 54

1.33.1 SIM not detected ........................................................................................ 54

1.33.2 Incorrect UIM or SIM indicated ................................................................. 54

1.34 Charging ............................................................................................... 55

1.34.1 Battery will not charge by USB connector .............................................. 55

1.34.2 Battery will not charge by charge pad ..................................................... 55

replace the Magnetic connector. ........................................................................... 56

1.35 Audio Jack test .................................................................................... 57

1.35.1 Connection to headset fails ...................................................................... 57

1.36 Data Communication .......................................................................... 58

1.36.1 Data transfer via System Connector fails ................................................ 58

2 Revision History ........................................................................... 59

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

3(59)

Troubleshooting Guide (mech)

Always firstly disconnect the Embedded Battery BtB connector to cut off power supply when the
Rear Panel is disassembled.

Always finally connect the Embedded Battery BtB connector before the Rear Panel is
reassembled.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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1 Problem Areas

1.1 Power

1.1.1 Will not power on or will switch
off randomly

Check:

Check whether the phone vibrates by pressing the on/off
key.

Action:

1. If activation of the vibrator is detected, refer to section 1.4
‘Display’.

Troubleshooting Guide (mech)

2. If NO activation of the Vibrator is detected, check that the
battery is charging when connected to a charger.

Follow Test Instruction - mechanical chapter 2.3.4
(Charging via USB and Easy Charger), Diagnostic
Battery / Charging status.

Check:

Inspect the on/off key.

Action:

Refer to section 1.2.3 ‘On/Off Key’.

Check:

Inspect the BtB connector of the Embedded Battery to Main
PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean the both sides of the BtB
connector.

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Problem Areas: Power

3. If the BtB connector, the FPC or the Embedded Battery is
damaged – replace the Embedded Battery.

4. Replace Main PBA.

Troubleshooting Guide (mech)

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

6(59)

Problem Areas

1.2 Keys

1.2.1 Back, Menu, Home and
Multitask Keys

Action:

1. Refer to section 1.3 ‘Touch Screen’.

2. Replace Main PBA.

1.2.2 Volume Key

Check:

Inspect the external area of the Key Volume.

Action:

If dirty – clean it.

Troubleshooting Guide (mech)

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the Relay FPC is damaged – replace it.

4. Replace Main PBA.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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Problem Areas: Keys

Check:

Inspect the rubber of the Volume Key (a) and Volume Key
switch (b).

Action:

1. If dirty – clean them.

Troubleshooting Guide (mech)

2. If the rubber of the Volume Key is damaged – replace the
Front Assy.

3. If the volume key switch is damaged – replace the Relay
FPC.

1.2.3 On/Off Key

Check:

Inspect the external area of the On/Off Key.

Action:

If dirty – clean it.

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Problem Areas: Keys

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

Troubleshooting Guide (mech)

3. If the Relay FPC is damaged – replace it.

4. Replace Main PBA.

Check:

Inspect the rubber of the On/Off Key (a) and On/Off Key
switch (b).

Action:

1. If dirty – clean them.

2. If the rubber of the On/Off Key is damaged – replace the
Front Assy.

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Problem Areas: Keys

3. If the On/Off key switch is damaged – replace the Relay
FPC.

1.2.4 Camera Key

Check:

Inspect the external area of the Camera Key.

Action:

If dirty – clean it.

Troubleshooting Guide (mech)

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the Relay FPC is damaged – replace it.

4. Replace Main PBA.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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Problem Areas: Keys

Check:

Inspect the rubber of the Camera Key (a) and Camera Key
switch (b).

Action:

1. If dirty – clean them.

Troubleshooting Guide (mech)

2. If the rubber of the Camera Key is damaged – replace the
Front Assy.

3. If the On/Off key switch is damaged – replace the Relay
FPC.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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Problem Areas

1.3 Touch Screen

1.3.1 Touch Screen malfunction

Check:

Inspect the touch screen of the Front Assy.

Action:

1. If dirty – clean it.

Troubleshooting Guide (mech)

2. If scratched or damaged – replace the Front Assy.

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the Relay FPC is damaged – replace it.

1288-9441 Rev 2

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Problem Areas

Check:

Inspect the BtB connector of Relay FPC to Front Assy.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the Relay FPC is damaged – replace it.

Troubleshooting Guide (mech)

Check:

Inspect the BtB connector of FPC on Front Assy.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the FPC is damaged – replace Front Assy.

4. Replace Main PBA.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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Problem Areas

1.4 Display

1.4.1 Graphics & Illumination

Check:

Check whether the phone vibrates after the on/off key has
been pressed.

Action:

If the activation described above is not detected, refer to
section 1.1 ‘Power’.

Troubleshooting Guide (mech)

2. If scratched or damaged – replace the Front Assy.

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

3. If the Relay FPC is damaged – replace it.

1288-9441 Rev 2

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Problem Areas

1.5 LED/Illumination

1.5.1 LED/Illumination

Check:

Inspect external port of LED on the Front Assy.

Action:

1. If dirty – clean it.

Troubleshooting Guide (mech)

Check:

Inspect the Lightguide 3 LED.

Action:

1. If not properly assembled – reassemble it.

2. If dirty – clean it.

3. If damaged – replace it.

Check:

Inspect the LED on Main PBA.

Action:

1. If dirty or oxidized – clean it.

2. Replace Main PBA

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Problem Areas

1.6 Speaker

1.6.1 Loudspeaker

Check:

Inspect the Loudspeaker external port on the Front Assy.

Action:

1. If clogged – clean it.

Troubleshooting Guide (mech)

2. If damaged – replace the Front Assy.

Check:

Inspect the contact pads on the Relay FPC and the contact
pins on the Loudspeaker B. 

Action:

1. If dirty – clean them.

2. If the contact pins of the Loudspeaker B or the
Loudspeaker B are damaged – replace it.

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Problem Areas: Speaker

3. If the contact pads on the Relay FPC are damaged ­replace the Relay FPC.

Check:

Inspect the BtB connector of Relay FPC to Main PBA.

Action:

1. If not properly connected – disconnect and reconnect it.

2. If dirty or oxidized – clean it.

Troubleshooting Guide (mech)

3. If the Relay FPC is damaged – replace it.

4. Replace Main PBA.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

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Problem Areas

1.7 Earphone

1.7.1 Ear Speaker

Check:

Inspect the external port of Ear Speaker on the Front Assy.

Action:

1. If clogged – clean it.

Check:

Inspect the contact pads on the Main PBA and the contact
pins on the Loudspeaker. 

Action:

1. If dirty – clean them.

Troubleshooting Guide (mech)

2. If the contact pins of the Loudspeaker or the Loudspeaker
are damaged – replace it.

3. Replace Main PBA.

1288-9441 Rev 2

 Sony Mobile Communications AB – Company Internal

18(59)