Sony Xperia C3 User manual

1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal
Working Instructions
- mechanical -
Xperia
T
MC3 Dual
S55t, S55u, D2502
Xperia
T
MC3
D2533

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 2(72)
CONTENTS
1Exterior Views................................................................................. 4
1.1S55t/S55u/D2533/D2502 ....................................................................... 4
2Tools ................................................................................................ 5
3Disassembly.................................................................................... 6
3.1SIM Tray................................................................................................ 7
3.2Back Cover Assy.................................................................................. 7
3.3Ant Top Frame Assy .......................................................................... 14
3.42nd Mic Rubber .................................................................................. 15
3.5Main Camera....................................................................................... 16
3.6Chat Camera....................................................................................... 16
3.7Main PBA ............................................................................................ 17
3.8Core Unit label Tray ........................................................................... 18
3.9Ant Speaker Bottom Frame Assy (a) and Display Frame Assy (b) . 18
4Replacement ................................................................................. 20
4.12nd Mic Rubber .................................................................................. 20
4.2Ant Speaker Bottom Frame Assy...................................................... 20
4.3Ant Top Frame Assy .......................................................................... 20
4.4Back Cover Assy................................................................................ 20
4.5Chat Camera....................................................................................... 21
4.6Core Unit label Tray ........................................................................... 21
4.7Display Frame Assy ........................................................................... 21
4.8Main Camera....................................................................................... 21
4.9SIM Tray.............................................................................................. 22
4.102nd Mic Mesh...................................................................................... 23
4.11Adhesive Battery................................................................................ 24
4.12Adhesive Conductive Main FPC........................................................ 25
4.13Adhesive Conductive Sub PBA......................................................... 26
4.14Adhesive Conductive Vibrator .......................................................... 27
4.15Adhesive Earspeaker ......................................................................... 28
4.16Audio Jack Adhesive ......................................................................... 29
4.17Audio Jack Assy ................................................................................ 30
4.18Audio Jack Film.................................................................................. 31
4.19Back Cover Bottom Panel.................................................................. 32
4.20Back Cover Sidekey Side Lower Panel............................................. 33
4.21Back Cover Sidekey Side Middle Panel............................................ 34
4.22Back Cover Sidekey Side Upper Panel............................................. 35
4.23 Back Cover Top Panel ....................................................................... 36
4.24Back Cover USB Side Lower Panel................................................... 37
4.25Back Cover USB Side Upper Panel................................................... 38

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 3(72)
4.26Battery................................................................................................. 39
4.27Battery Release Tape ......................................................................... 40
4.28Camera Key Assy............................................................................... 42
4.29Camera Window ................................................................................. 43
4.30Core Unit label.................................................................................... 44
4.31Earspeaker.......................................................................................... 45
4.32Gasket Chat Camera .......................................................................... 46
4.33Liquid Indicator .................................................................................. 47
4.34Main Camera Film .............................................................................. 48
4.35Main FPC Assy ................................................................................... 49
4.36Power/Side Key Assy......................................................................... 51
4.37Reset Key and Tape Reset Key ......................................................... 52
4.38RF cable .............................................................................................. 54
4.39RGB Gasket ........................................................................................ 56
4.40SD Cap ................................................................................................ 57
4.41SIM Cap............................................................................................... 58
4.42Speaker Mesh..................................................................................... 59
4.43Speaker Net ........................................................................................ 60
4.44Sub PBA.............................................................................................. 61
4.45Vibrator ............................................................................................... 62
4.46Board Swap – Replacement .............................................................. 64
4.47Board Swap – Change Label ............................................................. 64
4.48Board Swap – Customize of Software .............................................. 64
5Reassembly................................................................................... 65
5.1Display Frame Assy (a) and Ant Speaker Bottom Frame Assy (b) . 66
5.2Core Unit label Tray ........................................................................... 66
5.3Main PBA ............................................................................................ 67
5.4Chat Camera....................................................................................... 68
5.5Main Camera....................................................................................... 68
5.62nd Mic Rubber .................................................................................. 69
5.7Ant Top Frame Assy .......................................................................... 69
5.8Back Cover Assy................................................................................ 70
5.9SIM Tray.............................................................................................. 71
6Revision History ........................................................................... 72
For general information about mechanical repair related issues, refer to
1220-1333: Generic Repair Manual - mechanical
Always firstly disconnect the Battery FPC BtB connector to cut off power supply when the Sub
Antenna Assy is disassembled.
Always finally connect the Battery FPC BtB connector before the Sub Antenna Assy is
reassembled.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 4(72)
1 Exterior Views
1.1 S55t/S55u/D2533/D2502

1290-1182 Rev 4
©Sony Mobile Communications A
B
2 Tools
SPECIAL TOOLS
1. Torque Screwdriver
2. Flex Film Assembly Tool
3. Bits JCIS No.0
4. Front Opening Tool
5. Metal Plectrum
6. Flat Screwdriver (
1.5x40 )
For part no’s on the tools abov
e
STANDARD TOOLS
1. Plastic Tweezers
2. Pointed-tip Tweezers
3. Blunt-tip Tweezers
W
o
B
– Company Internal
e
, refer to the ‘Tools Catalogue/Matrix’
!
o
rking Instructions (mech)
5(72)

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 6(72)
3 Disassembly
The S55t/S55u/D2533/D2502 disassembly is done in the
following order:
1. SIM Tray
2. Back Cover Assy
3. Ant Top Frame Assy
4. 2nd Mic Rubber
5. Main Camera
6. Chat Camera
7. Main PBA
8. Core Unit label Tray
9. Ant Speaker Bottom Frame Assy (a) and Display Frame
Assy (b)

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 7(72)
Disassembly
3.1 SIM Tray
Open the SIM Cap.
Remove the SIM Tray with fingers.
3.2 Back Cover Assy
Open the SD Cap.
Use the Flat Screwdriver to get space for inserting the Metal
Plectrum.
Note! Make sure to insert the Flat Screwdriver between
the Back Cover Assy and front frame, and do not detach
the Back Cover Panel from the Back Cover Assy.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 8(72)
Disassembly
Note the position of hooks!
Insert the Metal Plectrum between the Back Cover Assy and
the front frame.
Note! Do not damage the edge of the front frame and the
Back Cover Panels when inserting.
Make sure to insert the Metal Plectrum to the bottom in
order to lower the risk of damaging the Back Cover
panels when unsnapping the hooks.
Use the Metal Plectrum to unsnap this hook as shown in
picture.
Note! Do not damage the edge of the front frame and the
Back Cover Panels when unsnapping.
Make sure that the surface of the Metal Plectrum and the
edge of the front frame are always parallel to each other
when unsnapping, in order to lower the risk of
damaging the Back Cover Panels and the front frame.
Repeat this action carefully if the first time unsnapping
fails.
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 9(72)
Disassembly
Note the position of hooks!
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.
Do the same for this hook.
Do the same for this hook.
Be careful! Do not deform the Back Cover Assy near the
Audio Jack hole.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 10(72)
Disassembly
Do the same for this hook.
Be careful! Do not deform the Back Cover Assy near the
Audio Jack hole.
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.
Note the position of hooks!
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.
Be careful! Do not deform the Back Cover Assy near the
USB hole.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 11(72)
Disassembly
Do the same for this hook.
Be careful! Do not deform the Back Cover Assy near the
USB hole.
Use the Flat Screwdriver to get space for inserting the Metal
Plectrum.
Note! Make sure to insert the Flat Screwdriver between
the Back Cover Assy and front frame, and do not detach
the Back Cover Panel from the Back Cover Assy.
Note the position of hooks!
Do the same for these 2 hooks.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 12(72)
Disassembly
Do the same for this hook.
Note! Do not damage the components on the
Power/Side Key FPC when inserting Metal Plectrum and
unsnapping the hook.
Do the same for this hook.
Note! Do not damage the components on the
Power/Side Key FPC when inserting Metal Plectrum and
unsnapping the hook.
Do the same for this hook.
Note! Do not damage the components on the Camera
Key FPC when inserting Metal Plectrum and unsnapping
the hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.
Note the position of hooks!

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 13(72)
Disassembly
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.
Do the same for this hook.
Do the same for this hook.
Do the same for this hook.
Note! The hooks near Back Cover Assy corners are
tighter, the unsnapping action may repeat some times.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 14(72)
Disassembly
Open the Back Cover Assy as shown in picture to release
the hook in the center.
Unsnap the 4 hooks at the side of Back Cover USB Side
Lower Panel by rotating the Back Cover Assy.
Note! These 4 hooks are tighter than the others, so this
disassembly method has lower possibility of damaging
the Back Cover Assy and front frame than unsnapping
by Metal Plectrum.
This action should not damage the Back Cover Assy
even though it seems the hooks are pretty tight and
more force is applied.
3.3 Ant Top Frame Assy
Remove the seven Screw Torx Len:3.1 Diam:1.4 by using a
screwdriver with Bits (JCIS No 0).
Scrap! Not to be reused!
Remove the Screw Other Len:1.1 Diam:1.2 by using a
screwdriver with Bits (JCIS No 0).
Scrap! Not to be reused!

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 15(72)
Disassembly
Release the hooks and lift up the Ant Top Frame Assy.
Remove the Ant Top Frame Assy.
3.4 2nd Mic Rubber
Disconnect the Battery FPC BtB connector.
Do not damage components on the Main PBA!
Remove the 2nd Mic Rubber.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 16(72)
Disassembly
3.5 Main Camera
Disconnect BtB connector of the Main Camera FPC.
Do not damage components on the Main PBA!
Remove the Main Camera.
3.6 Chat Camera
Disconnect BtB connector of the Chat Camera FPC.
Do not damage components on the Main PBA!
Remove the Chat Camera.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 17(72)
Disassembly
3.7 Main PBA
Disconnect BtB connector of the Audio Jack Assy.
Do not damage components on the Main PBA!
Disconnect BtB connector of the Main FPC Assy.
Do not damage components on the Main PBA!
Disconnect RF Cable connector.
Do not damage components on the Main PBA!
Release the upper side of Main PBA.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 18(72)
Disassembly
Release the bottom side of Main PBA.
Remove the Main PBA.
3.8 Core Unit label Tray
Remove the Core Unit label Tray.
3.9 Ant Speaker Bottom
Frame Assy (a) and Display
Frame Assy (b)
Remove the six Screw M1.4x2.8 by using a screwdriver with
Bits (JCIS No 0).
Scrap! Not to be reused!

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 19(72)
Disassembly
Release the Ant Speaker Bottom Frame Assy.
Remove the Ant Speaker Bottom Frame Assy.

Working Instructions (mech)
1290-1182 Rev 4
©Sony Mobile Communications AB – Company Internal 20(72)
4 Replacement
4.1 2nd Mic Rubber
Follow the 3.2 – 3.4 Disassembly instructions!
Prepare a new 2nd Mic Rubber.
Follow the 5.6 – 5.8 Reassembly instructions!
4.2 Ant Speaker Bottom
Frame Assy
Follow the 3.2 and 3.9 Disassembly instructions!
Prepare a new Ant Speaker Bottom Frame Assy.
Follow the 5.1 and 5.8 Reassembly instructions!
4.3 Ant Top Frame Assy
Follow the 3.2 – 3.3 Disassembly instructions!
Prepare a new Ant Top Frame Assy.
Follow the 5.7 – 5.8 Reassembly instructions!
4.4 Back Cover Assy
Follow the 3.2 Disassembly instructions!
Prepare a new Back Cover Assy.
Follow the 5.8 Reassembly instructions!