Sony Ericsson XPERIA arc User manual

1247-8444 Rev 8
Sony Ericsson Mobile Communications AB –Company Internal
Working Instructions
- mechanical -
XPERIA arc,LT15i, LT15a,SO-01C

Working Instruction Repair Instruction Mechanical/
1247-8444 Rev 8
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CONTENTS
1Exterior Views.................................................................................4
1.1 LT15i, LT15a .........................................................................................4
2Tools................................................................................................5
3Disassembly....................................................................................6
3.1 Cover Battery........................................................................................6
3.2 Battery...................................................................................................6
3.3 Cover Rear............................................................................................7
3.4 Camera..................................................................................................8
3.5 RCV Flex PBA Assy .............................................................................9
3.6 Key Flex PBA........................................................................................9
3.7 Cable RF .............................................................................................10
3.8 Main PBA............................................................................................11
4Replacement.................................................................................13
4.1 Cover Battery......................................................................................13
4.2 Cover Rear..........................................................................................13
4.3 Camera................................................................................................13
4.4 RCV Flex PBA Assy ...........................................................................13
4.5 Key Flex PBA......................................................................................14
4.6 Cable RF .............................................................................................14
4.7 Ant GPS Flex ......................................................................................15
4.8 Ant Main Flex......................................................................................17
4.9 Audio Jack Receptacle 5p.................................................................19
4.10 Cap RF ................................................................................................21
4.11 Cover Front.........................................................................................22
4.12 Cover HDMI.........................................................................................23
4.13 Display 4.2 TFT...................................................................................25
4.14 Ear Speaker ........................................................................................29
4.15 Foil Adhesive Sub PBA......................................................................31
4.16 Input Switch Push..............................................................................33
4.17 Key Camera ........................................................................................34
4.18 Key Main.............................................................................................35
4.19 Key On/Off ..........................................................................................36
4.20 Key Volume ........................................................................................37
4.21 Label Core Unit...................................................................................38
4.22 MComp Sheet Hinge HDMI ................................................................40
4.23 MComp Sheet Protection LCD ..........................................................42
4.24 MComp Sheet Sub PBA.....................................................................43
4.25 MComp Sheet TP................................................................................45

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4.26 Mcomp Sheet TP SIM.........................................................................47
4.27 Net Receiver .......................................................................................48
4.28 Shield Can Lid BB-A ..........................................................................50
4.29 Shield Can Lid BB-B ..........................................................................51
4.30 Shield Can Lid RF ..............................................................................52
4.31 Sub PBA..............................................................................................53
4.32 Board Swap ........................................................................................55
4.32.1 Board Swap- Replacement .......................................................................55
4.32.2 Board Swap –Change Label ....................................................................55
4.32.3 Board Swap –Customize of Software .....................................................55
5Reassembly...................................................................................56
5.1 Main PBA............................................................................................56
5.2 Cable RF .............................................................................................57
5.3 Key Flex PBA......................................................................................58
5.4 RCV Flex PBA Assy ...........................................................................59
5.5 Camera................................................................................................60
5.6 Cover Rear..........................................................................................61
5.7 Battery.................................................................................................62
5.8 Cover Battery......................................................................................63
6Country of Origin Barcodes for Brazil/VIVO Labels..................64
7Revision History...........................................................................64
For general information about mechanical repair related issues, refer to
1220-1333: Generic Repair Manual - mechanical

Working Instruction Repair Instruction Mechanical/
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1 Exterior Views
1.1 LT15i, LT15a

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2 Tools
SPECIAL TOOLS
1. Guitar Pick
2. Flex Film Assembly Tool
3. Front Opening Tool
4. Torque Screwdriver
5. Bits(T6)
6. Bits(JCIS No 0)
7. TP/LCD remove tool
8. Pressure Tool
9. Pressure Fixture
For part no’s on the tools above, refer to the ‘Tools Catalogue/Matrix’!
STANDARD TOOLS
1. Tweezers

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3 Disassembly
The disassembly is done in the following order:
1. Cover Battery
2. Battery
3. Cover Rear
4. Camera
5. RCV Flex PBA Assy
6. Key Flex PBA
7. Cable RF
8. Main PBA
9. Cover Front & Display 4.2 TFT
3.1 Cover Battery
Push upwards to unsnap the hooks of the Battery Cover
from the bottom gently and remove it.
3.2 Battery
Use fingers to release the battery.
Lift to remove the Battery.

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Disassembly
3.3 Cover Rear
Remove the two Screw Len:3.0 Diam:1.4 Mby Bits (JCIS No
0).
Remove the four Screw Len:4.5 Diam:1.7by T6.
Slide the Cover Rear from the left-bottom by using a Guitar
Pick.
Keep the Guitar Pick downward direction as shown to
make sure not to touch the edge of Rear Cover Assy
Slide the side back and forth.
Keep the Guitar Pick downward direction as shown to
make sure not to touch the edge of Rear Cover Assy.

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Disassembly
Do the same at the other side.
Keep the Guitar Pick downward direction as shown to
make sure not to touch the edge of Rear Cover Assy.
Remove the Cover Rear gently.
3.4 Camera
Unsnap the BtB connector by using a Front Opening Tool.
Remove the Camera.

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Disassembly
3.5 RCV Flex PBA Assy
Unsnap the BtB connector by using a Front Opening Tool.
Remove the RCV Flex PBA Assy gently.
3.6 Key Flex PBA
Unsnap the BtB connector by using a Front Opening Tool.
Lift the Key Flex PBA gently.
Note the key dome be removed gently!

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Disassembly
Unsnap the BtB connector by using a Front Opening Tool.
Remove the adhesive area gently.
Keep shape of the head of the adhesive area!
The underneath adhesive could be reused one more
time!
3.7 Cable RF
Unsnap the connector by using a Front Opening Tool.
Unsnap the other connector.

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Disassembly
Remove the Cable RF out of the groove.
3.8 Main PBA
Unsnap the BtB connector by using a Front Opening Tool.
Unsnap the BtB connector by using a Front Opening Tool.
Insert the Front Opening Tool to release the Main PBA from
the top gently.

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Disassembly
Lift up and separate the Main PBA.

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4 Replacement
4.1 Cover Battery
Follow the 3.1 Disassembly instructions!
Prepare a new Cover Battery.
Follow the 5.8 Reassembly instructions!
4.2 Cover Rear
Follow the 3.1 –3.3 Disassembly instructions!
Follow the 4.7, 4.8, 4.9, 4.10,4.12,4.17, 4.19, 4.20,4.22, 4.25
Removalinstructions!
Prepare a new Cover Rear.
Follow the 4.7, 4.8, 4.9, 4.10, 4.12, 4.17, 4.19, 4.20, 4.22,
4.25 Installation instructions!
Follow the 5.6 –5.8 Reassembly instructions!
4.3 Camera
Follow the 3.1 –3.4 Disassembly instructions!
Prepare a new Camera.
Follow the 5.5 –5.8 Reassembly instructions!
4.4 RCV Flex PBA Assy
Follow the 3.1 –3.5 Disassembly instructions!
Prepare a new RCV Flex PBA Assy.
Follow the 5.4 –5.8 Reassembly instructions!

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Replacement
4.5 Key Flex PBA
Follow the 3.1 –3.6 Disassembly instructions!
Prepare a new Key Flex PBA.
Follow the 5.3 –5.8 Reassembly instructions!
4.6 Cable RF
Follow the 3.1 –3.7 Disassembly instructions!
Prepare a new Cable RF.
Follow the 5.2 –5.8 Reassembly instructions!

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Replacement
4.7 Ant GPS Flex
Follow the 3.1 –3.3 Disassembly instructions!
Carry out the Removal as described below.
Prepare the new Ant GPS Flex.
Carry out the Installation as described below.
Follow the 5.6 –5.8 Reassembly instructions!
REMOVAL
Push to release the hook by a flex film assembly tool.
Detach the Ant GPS Flex by the flex film assembly tool.
Scrap! Not to be reused!
INSTALLATION
Hold the Ant GPS Flex and place it on the Cover Rear as
shown in picture.

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Replacement: Ant GPS Flex
Press to snap the hook.
Press along the surface the make the Ant GPS Flex
securely attached.

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Replacement
4.8 Ant Main Flex
Follow the 3.1 –3.3 Disassembly instructions!
Carry out the Removal as described below.
Prepare the new Ant Main Flex.
Carry out the Installation as described below.
Follow the 5.6 –5.8 Reassembly instructions!
REMOVAL
Push to release the hook by guitar pick.
Remove the Ant Main Flex.
INSTALLATION
Install the Ant Main Flex in the alignment of the bottom of
the Rear Cover as shown.

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Replacement: Ant Main Flex
Press the Ant Main Flex into its proper position.
Do not touch the contact pins on the Loud speaker!

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Replacement
4.9 Audio Jack Receptacle 5p
Follow the 3.1 –3.3 Disassembly instructions!
Carry out the Removal as described below.
Prepare the new Audio Jack Receptacle 5p.
Carry out the Installation as described below.
Follow the 5.6 –5.8 Reassembly instructions!
REMOVAL
Push to release the hook by a flex film assembly tool.
Detach the Audio Jack Receptacle 5p by the flex film
assembly tool.
The adhesive can be reused, but if it is dirty or
damaged, scrap the Cover Rear!
INSTALLATION
Hold the Audio Jack Receptacle 5p and place it on the
Cover Rear as shown in picture.

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Replacement: Audio Jack Receptacle 5p
Press to snap the hook.