Sony XPeria ST25i, XPeria ST25a Working Instructions

1263-4086 Rev 6 © Sony Mobile Communications AB – Company Internal

Working Instructions

- mechanical -

ST25i, ST25a

Working Instruction Repair Instruction Mechanical

1263-4086 Rev 6

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CONTENTS

1 Exterior Views ................................................................................. 4

1.1 ST25i, ST25a ......................................................................................... 4

2 Tools ................................................................................................ 5

3

Disassembly .................................................................................... 6

3.1 Battery Cover Assy & Battery ............................................................. 6

3.2

Antenna Cap ......................................................................................... 7

3.3

Carrier Frame Assy .............................................................................. 8

3.4

Carrier Window Front ass y ................................................................ 10

3.5

Main PBA & Transparent Belt Total Ass y ......................................... 12

4 Replacement ................................................................................. 14

4.1 Battery Cover Assy ............................................................................ 14

4.2

Antenna Cap ....................................................................................... 14

4.3

Carrier Frame Assy ............................................................................ 14

4.4

Transparent Belt Total Assy .............................................................. 14

4.5

Antenna Main ...................................................................................... 15

4.6

Audio Jack & Audio jack adhesive ................................................... 17

4.7

Audio Jack Sensor FPC Assy ........................................................... 19

4.8

Core Unit Label ................................................................................... 20

4.9

Touch Panel Glass Window 3.5 with G a s ke t .................................... 22

4.10

Display ................................................................................................ 26

4.11

Carrier Window Front assy ................................................................ 29

4.12

Ear Speaker & Receiver adhesive ..................................................... 30

4.13

Loudspeaker & Speaker adhesive .................................................... 32

4.14

kMain Ca mera ..................................................................................... 34

4.15

Main Camera Copper & Main Camera Film ....................................... 36

4.16

Shield Can Lid ABB ............................................................................ 38

4.17

Shield Can Lid BT GPS ...................................................................... 39

4.18

Shield Can Lid DBB ............................................................................ 40

4.19

Sub Camera Rubber ........................................................................... 41

4.20

Water indicator ................................................................................... 42

4.21

Board Swap - Replacement ............................................................... 44

4.22

Board Swap – Change Label ............................................................. 44

4.23

Board Swap – Customize of Software .............................................. 44

5 Reassembly ................................................................................... 45

5.1 Main PBA & Transparent Belt Total Assy ......................................... 45

5.2

Carrier Window Front ass y ................................................................ 46

5.3

Carrier Frame Assy ............................................................................ 47

5.4

Antenna Cap ....................................................................................... 49

5.5

Battery Cover Assy & Battery ........................................................... 50

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6 Country of Origin Barcodes for Brazil/VIVO Labels .................. 52

7

Revision History ........................................................................... 53

For general information about mechanical repair related issues, refer to 1220-1333: Generic Repair Manual - mechanical

Working Instruction Repair Instruction Mechanical

1263-4086 Rev 6

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1 Exterior Views

1.1 ST25i, ST25a

Working Instruction Repair Instruction Mechanical

1263-4086 Rev 6

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2 Tools

SPECIAL TOOLS

1. Torque Screwdriver

2. Flex Film Assembly Tool

3. Front Opening Tool

4. Bits(JCIS No 0)

5. Bits(T5)

6. Bits(T6)

7. Guitar Pick

8. Pressure Tool

9. Pressure Fixture

For part no’s on the tools above, refer to the ‘Tools Catalogue/Matrix’!

STANDARD T OOLS

1. Tweezers (ESD-safe & non-metallic)

2. Nylon Pointer

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3 Disassembly

The disassembly is done in the following order:

1. Batt ery Cover Assy (a) & Battery (b)

2. Antenna Cap

3. Carrier Frame Assy

4. Carrier Window Front assy

5. Main PBA (a) & Transparent Belt Total Assy (b)

3.1 Bat tery Cover Assy & Battery

Push upwards the Battery Cover Assy with fingers.

Remove the Battery Cover Assy.

Lift up the battery from its cavity.

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Disassembly

Remove the battery.

3.2 Ant enna Cap

Release the hook of Antenna Cap from the gap between Antenna Cap and Transparent Belt Total Assy from left side with fingers.

Release the hook from right side.

Remove the Antenna Cap.

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Disassembly

3.3 Carr ier Frame Assy

Remove the Screw Other Len:4.0 Diam:1.4 by a screwdriver with Bits (T5).

Scrap! Not to be reused!

Remove the Screw Torx Len:5.4 Diam:2.5 by using a screwdriver with Bits (T6).

Scrap! Not to be reused!

Remove the Screw Torx Len:3.4 Diam:3.0 by using a screwdriver with Bits (T5).

Scrap! Not to be reused!

Insert the Front Opening Tool to release the hook in the middle of right side on Carrier Frame Assy.

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Disassembly

Insert the Front Opening Tool to release the hook at top of right side on Carrier Frame Assy.

Insert the Front Opening Tool to release the hook in the middle of left side on Carrier Frame Assy.

Insert the Front Opening Tool to release the hook at top of left side on Carrier Frame Assy.

Remove the Carrier Frame Assy.

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Disassembly

3.4 Carrier W ind ow Front assy

There are three hooks to secure the Main PBA as shown in the picture.

Push the Carrier Window Front assy with your thumb to release the hook in the middle of right side and turn upwards the Transparent Belt Total Assy.

Push the Carrier Window Front assy with your thumb to release the hook at bottom of left side and turn upwards the Transparent Belt Total Assy.

Push the Carrier Window Front assy with your thumb to release the hook at top of left side and turn upwards the Transparent Belt Total Assy.

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Disassembly

The three hooks have all been released as shown in the picture.

Move the Main PBA 5mm away from the Carrier Window Front assy.

Do not stretch the FPC of BtB connector!

Turn over the phone to show the BtB connector.

Unsnap the BtB connector by using a Front Opening Tool.

5mm

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Disassembly

Remove the Carrier Window Front assy.

3.5 M ain PBA & Transparen t Belt Total Assy

Remove the Screw Torx Len:3.1 Diam:1.4 by using a screwdriver with Bits (JCIS No 0).

Scrap! Not to be reused!

Unlock the ZIF connector by using a Front Opening Tool.

Insert Front Opening Tool to release the hook and pull out the Transparent Belt Total Assy.

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Disassembly

Separate the Main PBA from Transparent Belt Total Assy carefully.

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4 Replacement

4.1 Bat tery Cover Assy

Follow the 3.1 Disassembly instructions!

Prepare the new Battery Cover Assy.

Follow the 5.5 Reassembly instructions!

4.2 Ant enna Cap

Follow the 3.1 – 3.2 Disassembly instructions!

Prepare the new Antenna Cap.

Follow the 5.4 – 5.5 Reassembly instructions!

4.3 Carr ier Frame Assy

Follow the 3.1 – 3.3 Disassembly instructions! Follow the 4.6, 4.13, 4.20 Removal instructions!

Prepare the new Carrier Frame Assy.

Follow the 4.6, 4.13, 4.20 Installation instructions! Follow the 5.3 – 5.5 Reassembly instructions!

4.4 Transparent Belt Total Assy

Follow the 3.1 – 3.5 Disassembly instructions! Follow the 4.5 Removal instructions!

Prepare the new Transparent Belt Total Assy.

Follow the 4.5 Installation instructions! Follow the 5.1 – 5.5 Reassembly instructions!

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Replacement

4.5 Ant enna Main

Follow the 3.1 – 3.2 Disassembly instructions!

Carry out the Removal as described below. Prepare the new Antenna Main. Carry out the Installation as described below.

Follow the 5.4 – 5.5 Reassembly instructions!

REMOVAL

Remove the Screw Other Len:4.0 Diam:1.4 by using a screwdriver with T5

.

Scrap! Not to be reused!

Detach the Antenna Main from right bottom side by using a Front Opening Tool.

Detach the Antenna Main from left bottom side by using a Front Opening Tool.

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Replacement: Antenna Main

Remove the Antenna Main.

INSTALLATION

Place a new Antenna Main in the correct position.

Press to secure its position.

Apply 6 ± 1 Ncm torque when tightening the Screw Other Len:4.0 Diam:1.4 with T5.

Take new screws!

Sony XPeria ST25i, XPeria ST25a Working Instructions

Specifications and Main Features

Frequently Asked Questions

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