Sony Xperia P LT22i User manual

1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
Working Instructions
- mechanical -
LT22i

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
2(89)
CONTENTS
1Exterior Views.................................................................................4
1.1 LT22i .....................................................................................................4
2Tools................................................................................................5
3Disassembly....................................................................................6
3.1 Cap Cosmetic cap assy .......................................................................6
3.2 Cap Top Assembly...............................................................................7
3.3 Cover Rear Metal Assy ........................................................................8
3.4 Carrier Internal Frame Assembly......................................................10
3.5 Carrier LCD Flex Support Assembly.................................................11
3.6 Main PBA............................................................................................13
3.7 Transparent Belt Assembly & Front Cover Assy.............................14
4Replacement.................................................................................16
4.1 Cap Cosmetic cap assy .....................................................................16
4.2 Cap Top Assembly.............................................................................16
4.3 Cover Rear Metal Assy ......................................................................16
4.4 Carrier Internal Frame Assembly......................................................16
4.5 Transparent Belt Assembly...............................................................17
4.6 Antenna NFC Flex ..............................................................................18
4.7 Audio Jack..........................................................................................19
4.8 Battery & Foil Battery Adhesive........................................................20
4.9 Camera................................................................................................23
4.10 Cap Metal Sim.....................................................................................25
4.11 Carrier Antenna Assy.........................................................................27
4.12 Carrier LCD Assembly.......................................................................29
4.13 Carrier LCD Flex Support Assembly.................................................30
4.14 Compass tape.....................................................................................34
4.15 Connector Grommet ..........................................................................35
4.16 Core Unit Label...................................................................................36
4.17 Cover Plastic NFC Slit........................................................................37
4.18 Cushion Conductive Grounding .......................................................38
4.19 Cushion Grounding Pad 1.................................................................39
4.20 Cushion Thermal Interface Pad 2......................................................41
4.21 Display................................................................................................42
4.22 Ear Speaker and Gasket Earspeaker................................................46
4.23 Foil Adhesive Double Side Camera Sealing.....................................48
4.24 Foil Adhesive Double Side Flash Lens.............................................49
4.25 Foil Adhesive Double Side Flash Silicone........................................50
4.26 Foil Adhesive Double Side LCD Flex................................................52
4.27 Front Grommet Assembly .................................................................54

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
3(89)
4.28 Gasket.................................................................................................55
4.29 Gasket HDMI Shield Can....................................................................57
4.30 Gasket LMU Shield Can.....................................................................58
4.31 Gasket Loudspeaker..........................................................................59
4.32 Gasket Vibrator ..................................................................................60
4.33 Key Camera ........................................................................................61
4.34 Key Volume / Power...........................................................................63
4.35 Liquid Indicator..................................................................................65
4.36 PBA Interconnect Flex.......................................................................66
4.37 PBA Key flex.......................................................................................68
4.38 PBA Microphone flex.........................................................................71
4.39 Touch Flex Shielding.........................................................................73
4.40 Vibrator...............................................................................................75
4.41 Water Indicator 3x3............................................................................76
4.42 Window Flash Lens............................................................................77
4.43 Board Swap - Replacement...............................................................79
4.44 Board Swap – Change Label.............................................................79
4.45 Board Swap – Customize of Software ..............................................79
5Reassembly...................................................................................80
5.1 Front Cover Assy & Transparent Belt Assembly.............................80
5.2 Main PBA............................................................................................81
5.3 Carrier LCD Flex Support Assembly.................................................82
5.4 Carrier Internal Frame Assembly......................................................84
5.5 Cover Rear Metal Assy ......................................................................85
5.6 Cap Top Assembly.............................................................................87
5.7 Cap Cosmetic cap assy .....................................................................87
6Revision History...........................................................................89
For general information about mechanical repair related issues, refer to
1220-1333: Generic Repair Manual - mechanical

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
4(89)
1 Exterior Views
1.1 LT22i

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
5(89)
2 Tools
SPECIAL TOOLS
1. Torque Screwdriver
2. Flex Film Assembly Tool
3. Front Opening Tool
4. Guitar Pick
5. Bits (JCIS No 0)
6. Bits (T4)
7. Bits (T5)
8. LCD Pressure Fixture
9. Pressure Tool
For part no’s on the tools above, refer to the ‘Tools Catalogue/Matrix’!
STANDARD TOOLS
1. Dentist Hook
2. Nylon Pointer
3. Tweezers

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
6(89)
3 Disassembly
The disassembly is done in the following order:
1. Cap Cosmetic cap assy
2. Cap Top Assembly
3. Cover Rear Metal Assy
4. Carrier Internal Frame Assembly
5. Carrier LCD Flex Support Assembly
6. Main PBA
7. Transparent Belt Assembly (a) & Front Cover Assy (b)
3.1 Cap Cosmetic cap assy
There are two snap hooks securing the Cap Cosmetic cap
assy.
Pull the Cap Cosmetic cap assy with fingers as shown in
picture to release one hook.
Do the same to release the second hook and remove the
Cap Cosmetic cap assy.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
7(89)
Disassembly
3.2 Cap Top Assembly
Carefully push the Cap Top Assembly to show a gap
between the Cap Top Assembly and the Cover Rear Metal
Assy as shown by using a Flex Film Assembly Tool.
Do not damage the Cover Rear Metal Assy!
Insert a Guitar Pick into the gap as shown in picture and
gently push the Cap Top Assembly to release the hook.
Gently pull upwards to release the hooks of the Cap Top
Assembly as shown.
Do the same to release this side of the Cap Top Assembly.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
8(89)
Disassembly
Bend the Cap Top Assembly with fingers to make it loose as
shown.
Remove the Cap Top Assembly.
Scrap! Not to be reused!
3.3 Cover Rear Metal Assy
Remove the two screws M1.4x3.5 by using a screwdriver
with Bits (JCIS No 0).
Scrap! Not to be reused!
Remove the Cosmetic side screw by using a screwdriver
with Bits (T4).
Scrap! Not to be reused!

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
9(89)
Disassembly
Remove the Cosmetic side screw on the opposite side by
using a screwdriver with Bits (T4).
Scrap! Not to be reused!
Insert a Guitar Pick as shown in picture and gently slide
along to release this side of the Cover Rear Metal Assy.
Do the same on the opposite side.
Remove the Cover Rear Metal Assy by lifting straight up.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
10(89)
Disassembly
Disconnect the BtB connector of the Battery by using a
Flex Film Assembly Tool.
3.4 Carrier Internal Frame
Assembly
Remove the screw M1.4x3.5 by using a screwdriver with
Bits (JCIS No 0).
Scrap! Not to be reused!
Remove the screw Philips Len:3.5 Diam:1.2 by using a
screwdriver with Bits (JCIS No 0).
Scrap! Not to be reused!
Insert a Guitar Pick as shown in picture and gently pull
upwards to release this side.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
11(89)
Disassembly
Do the same to release the hook of the Carrier Internal
Frame Assembly as shown.
Gently lift up the Carrier Internal Frame Assembly at
approximately 15 degree as shown in picture and push it to
make it loose.
Gently remove the Carrier Internal Frame Assembly from the
front unit.
3.5 Carrier LCD Flex Support
Assembly
Use a Front Opening Tool to disconnect the BtB connector.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
12(89)
Disassembly
Insert a Guitar Pick as shown in picture and gently slide
along to release the FPC.
Turn the FPC over.
Remove the screw Other Len:2.0 Diam:1.2 M1.2x2.0 by
using a screwdriver with Bits (JCIS No 0).
Scrap! Not to be reused!
Gently insert a Front Opening Tool underneath the Carrier
LCD Flex Support Assembly to release it.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
13(89)
Disassembly
Remove it with fingers
3.6 Main PBA
Use a Front Opening Tool to disconnect the BtB connector
as shown.
Disconnect the BtB connector by using a Front Opening
Tool.
Remove the screw Other Len:2.0 Diam:1.2 M1.2x2.0 by
using a screwdriver with Bits (JCIS No 0).
Scrap! Not to be reused!

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
14(89)
Disassembly
Insert the Front Opening Tool to release the Main PBA from
this side as shown in picture.
Gently lift up the Main PBA as shown in picture and remove
it.
3.7 Transparent Belt
Assembly & Front Cover Assy
Remove the two screws Other Len:0.0 Diam:0.0 Screw
Black by using a screwdriver with Bits (T5).
Scrap! Not to be reused!
Lift up the Transparent Belt Assy to release it.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
15(89)
Disassembly
Gently remove the Transparent Belt Assy from the front
cover assy.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
16(89)
4 Replacement
4.1 Cap Cosmetic cap assy
Follow the 3.1 Disassembly instructions!
Prepare a new Cap Cosmetic cap assy.
Follow the 5.7 Reassembly instructions!
4.2 Cap Top Assembly
Follow the 3.1 – 3.2 Disassembly instructions!
Scrap! Not to be reused!
Prepare a new Cap Top Assembly.
Follow the 5.6 – 5.7 Reassembly instructions!
4.3 Cover Rear Metal Assy
Follow the 3.1 – 3.3 Disassembly instructions!
Prepare a new Cover Rear Metal Assy.
Follow the 4.6, 4.33 and 4.34 Installation instructions!
Follow the 5.5 – 5.7 Reassembly instructions!
4.4 Carrier Internal Frame
Assembly
Follow the 3.1 – 3.4 Disassembly instructions!
Follow the 4.7 Removal instructions!
Prepare a new Carrier Internal Frame Assembly.
Follow the 4.7 Installation instructions!
Follow the 5.4 Reassembly instructions
Follow the 4.31 Installation instructions!
Follow the 5.5 – 5.7 Reassembly instructions!

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
17(89)
Replacement
4.5 Transparent Belt
Assembly
Follow the 3.1 – 3.7 Disassembly instructions!
Follow the 4.16, 4.11, 4.36 and 4.38 Removal instructions!
Prepare a new Transparent Belt Assembly.
Follow the 4.38, 4.36, 4.11 and 4.16 Installation instructions!
Follow the 5.1 – 5.7 Reassembly instructions!

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
18(89)
Replacement
4.6 Antenna NFC Flex
Follow the 3.1 – 3.3 Disassembly instructions!
Carry out the Removal as described below.
Prepare a new Antenna NFC Flex.
Carry out the Installation as described below.
Follow the 5.5 – 5.7 Reassembly instructions!
REMOVAL
Insert the Front Opening Tool underneath and slide along to
release the Antenna NFC Flex as shown.
Scrap! Not to be reused!
INSTALLATION
Place the Antenna NFC Flex in its proper position as
indicated by blue rectangles.
Note: Ensure the orientation of the Antenna NFC Flex to
be installed as shown!
Press along to secure its attachment.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
19(89)
Replacement
4.7 Audio Jack
Follow the 3.1 – 3.4 Disassembly instructions!
Carry out the Removal as described below.
Prepare a new Audio Jack.
Carry out the Installation as described below.
Follow the 5.4 – 5.7 Reassembly instructions!
REMOVAL
Insert a Nylon Pointer into the hole of the Audio Jack and
pull upwards to release it.
INSTALLATION
Place the Audio Jack into its socket.
Press to secure its position.

Working Instruction (mech)
1262-6302 Rev 3

Sony Mobile Communications AB – Company Internal
20(89)
Replacement
4.8 Battery & Foil Battery Adhesive
Follow the 3.1 – 3.6 Disassembly instructions!
Carry out the Removal as described below.
Prepare a new Battery and the new Foil Battery Adhesives.
Carry out the Installation as described below.
Follow the 5.2 – 5.7 Reassembly instructions!
REMOVAL
Carefully pull out the two Foil Battery Adhesives in the
horizontal direction by using your fingers as shown in the
picture.
No tools are allowed!
Make sure the two Foil Battery Adhesives are
completely out!
Be careful so you do not break the Foil Battery
Adhesive!
Remove the Battery.
If the Foil Battery Adhesive is damaged, carefully
remove the Battery by using a Guitar Pick and then
scrap the Battery since it cannot be reused after using a
tool!