4.22 PBA Receiver Flex & Mylar Tape Receiver & Receiver Adhesive ... 41 4.23 Receiver Mesh ..................45 4.24 Rubber Microphone ................46 4.25 Shield can BB ..................48 4.26 Shield can PA ..................49 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 2(71)
Page 3
5.7 Battery ....................70 5.8 Battery Cover ..................70 Revision History ................71 For general information about mechanical repair related issues, refer to 1220-1333: Generic Repair Manual - mechanical 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 3(71)
3. Front Opening Tool 4. Torque Screwdriver 5. Bits(JCIS No 0) 6. Bits(T5) For part no’s on the tools above, refer to the ‘Tools Catalogue/Matrix’! STANDARD TOOLS 1. Tweezers 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 5(71)
Release the Battery Cover from the cavity at bottom side by fingers. Lift up the Battery Cover and remove it. Battery Use finger to release the Battery as shown. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 6(71)
Bits (T5). Remove the six Screw_M1.4X2.8 by using a screwdriver with Bits (JCIS No 0). Remove the two Screw_M1.4X2.4 by using a screwdriver with Bits (JCIS No 0). 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 7(71)
Page 8
Lift up the Rear Cover Assembly and push to release the hooks at the top side gently as shown. Note the Audio Jack in the middle of the top side as shown in the picture! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 8(71)
BtB connector. Remove the Sub SIM PBA Assy. Front Cover Assy Detach to remove the Gasket TP Connector. Scrap! Not to be reused! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 9(71)
Page 10
Release the flex part from the ZIF connector. Detach the FPC from up right corner and slide along the edge to release the FPC adhesive. There are seven hooks securing the Front Cover Assy. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 10(71)
Page 11
Release the bottom side of Front Cover Assy as shown. Insert the Front Opening Tool to release the Front Cover Assy from top of right side. Separate the Front Cover Assy and left Unit. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 11(71)
Unsnap the hooks of Display at the bottom side as the order shown in the picture. Do the same for the other two hooks. Turn the Display to about 90 degrees. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 12(71)
Tool. Note: Take care of the ZIF connector under the Kapton LCM FPC. Scrap! Not to be reused! Unlock the ZIF connector by using a Front Opening Tool. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 13(71)
Separate the Display. Main PBA and LCD Frame Detach the Gasket Receiver Connector. Note: Take care of the ZIF connector under the Gasket Receiver Connector. Scrap! Not to be reused! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 14(71)
Page 15
Turn over the unit and there are three hooks securing the PBA. Insert the Front Opening tool from bottom of right side and lift up to unsnap the hook. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 15(71)
Page 16
Do the same for the hook on the opposite side. Turn the Main PBA to the right side to release the other hook on the left top corner. Separate them. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 16(71)
Follow the 3.1 – 3.5 Disassembly instructions! Follow the 4.12 Removal instructions! Prepare the new Front Cover Assy. Follow the 4.12 Installation instructions! Follow the 5.4 – 5.8 Reassembly instructions! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 17(71)
Follow the 3.1 – 3.8 Disassembly instructions! Follow the 4.22 Removal instructions! Prepare the new LCD Frame. Follow the 4.9, 4.22, 4.30 Installation instructions! Follow the 5.1 – 5.8 Reassembly instructions! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 18(71)
Remove the two Screw_M1.6X4.2 by using a screwdriver with Bits (T5). Insert Guitar Pick to unsnap the bottom side. Insert Guitar Pick to lift up the right side. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 19(71)
Page 20
INSTALLATION Place the Antenna holder in the correct position. Press to secure its position. Apply 9 ± 0.9 Ncm torque when tightening the two Screw_M1.6X4.2 with Bits (T5). 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 20(71)
REMOVAL Detach Camera Conductive Adhesive by using a Flex Film Assembly Tool. INSTALLATION Place the new Camera Conductive Adhesive in the correct position. Press to secure its attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 21(71)
Page 22
Working Instruction Repair Instruction Mechanical/ Replacement: Camera Conductive Adhesive Peel off the protection tape. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 22(71)
Check that the proper label format is loaded in the Zebra printer and print a new Label by using the ‘Label Print Solution’ software. One label only is allowed! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 23(71)
Page 24
Working Instruction Repair Instruction Mechanical/ Replacement: Core Unit Label Press along the surface to secure the attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 24(71)
Note the guiding hole as shown in the picture! Press along the surface to secure the attachment by fingers. Make sure the Dome Sheet is assembled well with the guiding holes! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 25(71)
INSTALLATION Place the Function Key in the correct position. Note the guiding poles as shown in the picture! Press around the hole to fix it into the poles. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 26(71)
Page 27
Working Instruction Repair Instruction Mechanical/ Replacement: Function Key Press along to secure Function Key into the cavity. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 27(71)
Place a new Gasket LCM Connector in the correct position. Press to secure its position and attachment. Note: The Gasket LCM Connector should cover the whole ZIF connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 28(71)
Remove the Gasket PBA by using a Flex Film Assembly Tool. Scrap! Not to be reused! INSTALLATION Place a new Gasket PBA in the correct position. Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 29(71)
Place a new Gasket Receiver Connector in the correct position. Press to secure its position and attachment. Note: The Gasket Receiver Connector should cover the whole ZIF connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 30(71)
Place a new Gasket TP Connector in the correct position. Press to secure its position and attachment. Note: The Gasket TP Connector should cover the whole ZIF connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 31(71)
Place a new Kapton LCM FPC in the correct position. Press to secure its position and attachment. Note: The Kapton LCM FPC should cover the whole ZIF connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 32(71)
Detach to remove the LED indicator from its cavity. Peel off the LED indicator adhesive by using a Flex Film Assembly Tool and clean the residue until it is clean. Scrap! Not to be reused! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 33(71)
Page 34
Press to secure its position and attachment. Peel off the protection tape. Place a new LED indicator in the correct position. Note the guiding hole as shown in the picture! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 34(71)
Page 35
Replacement: LED indicator & LED indicator adhesive Insert the LED indicator into the hole. Press to secure its position and attachment into the cavity. Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 35(71)
Peel off the Gasket Speaker by using a Flex Film Assembly Tool and clean the residue until it is clean. Scrap! Not to be reused! INSTALLATION Place a new Gasket Speaker in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 36(71)
Page 37
Place a new Loudspeaker in the correct position. Note the pin direction as shown in the picture! Press to secure its position and attachment. Do not touch the pins! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 37(71)
Follow the 4.9 Installation instructions! Follow the 5.5 – 5.8 Reassembly instructions! REMOVAL Unsnap the BtB connector. Remove the Main Camera. INSTALLATION Place a new Main Camera in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 38(71)
Page 39
Working Instruction Repair Instruction Mechanical/ Replacement: Main Camera Press to secure its position and attachment. Do not touch the camera lens! Press to snap the BtB connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 39(71)
Tool and clean the residue until it is clean. Scrap! Not to be reused! INSTALLATION Place a new Mesh Speaker in the correct position. Press around to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 40(71)
Detach to release the adhesive under FPC. Push from opposite side through the hole to release the adhesive of PBA Receiver Flex. Detach to release the adhesive under receiver part. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 41(71)
Page 42
Scrap! Not to be reused! INSTALLATION Place a new Mylar Tape Receiver in the correct position. Note the guiding hole! Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 42(71)
Page 43
Peel off the protection tape. Place the PBA Receiver Flex in the correct position. Note: The FPC should be placed at the back side of the LCD Frame. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 43(71)
Page 44
Press to fix the holes it into the guiding poles. Press along the surface to secure its attachment. Only the edge of Receiver gasket can be pressed. Press the surface of FPC to secure its attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 44(71)
Peel off the Receiver Mesh by using a Flex Film Assembly Tool. Scrap! Not to be reused! INSTALLATION Place a new Receiver Mesh in the correct position. Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 45(71)
The Rubber Microphone is in the position as shown in the picture. Push the Rubber Microphone from the opposite side to remove it. INSTALLATION Place a new Rubber Microphone in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 46(71)
Page 47
Press to secure its position into the cavity. Press to insert it into the cavity. The Rubber Microphone should be assembled as shown in the picture. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 47(71)
Place a new Shield can BB in the correct position. Press all the corners to snap it. Only the edge of the Shield Can is allowed to press. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 48(71)
Place a new Shield can PA in the correct position. Press all the corners to snap it. Only the edge of the Shield Can is allowed to press. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 49(71)
Place a new Shield can RF in the correct position. Press all the corners to snap it. Only the edge of the Shield Can is allowed to press. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 50(71)
Scrap! Not to be reused! INSTALLATION Place a new Side Key in the correct position. Note the guiding hole as shown in the picture! Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 51(71)
Follow the 5.7 – 5.8 Reassembly instructions! REMOVAL Detach to remove it. INSTALLATION Place a new Tape RF Hole in the correct position. Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 52(71)
Follow the 5.1 – 5.8 Reassembly instructions! REMOVAL Detach to remove it. Scrap! Not to be reused! INSTALLATION Place a new Touch Panel Conductive Adhesive in the correct position. Press to secure its attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 53(71)
Page 54
Working Instruction Repair Instruction Mechanical/ Replacement: Touch Panel Conductive Adhesive Peel off the protection tape. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 54(71)
Note: Replacement method is the same for the two Water Indicators! Detach to remove it. Scrap! Not to be reused! INSTALLATION Place a new Water Indicator in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 55(71)
Page 56
Working Instruction Repair Instruction Mechanical/ Replacement: Water Indicator Press to secure its position and attachment. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 56(71)
Build swap for change of label. 4.32.3 Board Swap – Customize of Software CUSTOMIZE OF SOFTWARE Follow the instructions in the Generic Repair Manual – Build swap for customization of the software. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 57(71)
Prepare the LCD Frame. Peel off the Camera Conductive Adhesive and clean the residue until it is clean. Place a new Camera Conductive Adhesive in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 58(71)
Page 59
Peel off the protection tape. Peel off the Touch Panel Conductive Adhesive and clean the residue until it is clean. Place a new Touch Panel Conductive Adhesive in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 59(71)
Page 60
Peel off the protection tape. Prepare the Main PBA and LCD Frame. Insert the Main PBA from the left side to hook the Main PBA as shown in the picture. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 60(71)
Page 61
Reassembly Press to snap the Main PBA. Press the Main Camera to secure its position. Do not touch the camera lens! Turn it over. Connect the ZIF connector. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 61(71)
Place a new Gasket Receiver Connector in the correct position. Press to secure its attachment. Note: The Gasket Receiver Connector should cover ZIF connector. Display Prepare the Display. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 62(71)
Page 63
Do not hold the FPC with adhesive as shown in the picture! Lock the ZIF connector. Press to secure its attachment. Place a new Kapton LCM FPC in the correct position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 63(71)
Press to secure its attachment. Note: The Gasket LCM Connector should cover ZIF connector. Cushion LCD Shim Black Prepare the Cushion LCD Shim Black. Note the direction of Cushion LCD Shim Black! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 64(71)
Page 65
Press along the surface to secure the position and attachment. Turn over the Display carefully. Do not touch the screen! Press to secure its position. Do not touch the screen! 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 65(71)
FPC at the right top corner and lay down the LCD Frame. Make sure the FPC is above the LCD Frame! Press the FPC to secure its position and attachment. Press to secure its position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 66(71)
Page 67
Place a new Gasket TP Connector along the edge of Main PBA as shown in the picture. Note: The Gasket TP Connector should cover ZIF connector. Press to secure its position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 67(71)
Make sure the two guiding holes are in correct position! Note the Spring as shown in the picture! Rear Cover Assembly Prepare the Rear Cover Assembly. Place the Rear Cover Assembly from the top side. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 68(71)
Page 69
Apply 9 ± 0.9 Ncm torque when tightening the Screw_M1.4X2.8 with Bits (JCIS No 0). Apply 9 ± 0.9 Ncm torque when tightening the Screw_M1.6X4.2 with Bits (T5). 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 69(71)
Working Instruction Repair Instruction Mechanical/ Reassembly Battery Place the Battery into the cavity. Press to secure its position. Battery Cover Place the Battery Cover from the top. Press to secure its position. 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 70(71)
Working Instruction Repair Instruction Mechanical/ Revision History Rev. Date Changes / Comments 2012-Jun-25 Initial release 2012-Jul-27 Update the chapter 4.31.1 Add new part “Kapton LCM FPC” 2012-Sep-10 1262-4094 Rev 3 Sony Mobile Communications AB – Company Internal 71(71)
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Troubleshooting Guide - mechanical - Xperia™ neo L MT25i 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal...
Page 95
1.17.1 Proximity switch malfunctions ..............29 1.18 Real Time Clock ................. 30 1.18.1 Real Time Clock test fails ................. 30 1.19 Total call time ..................31 1.19.1 Total call time fails ..................31 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 2(41)
Page 96
1.26 HandsFree by Wire ................39 1.26.1 Connection to Portable HandsFree fails ..........39 1.27 Data Communication ................. 40 1.27.1 Data transfer via System Connector fails ..........40 Revision History ................41 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 3(41)
Inspect the on/off key (a) and the on/off switch (b) on the Main PBA. Action 1. If the on/off key (a) or the on/off switch (b) is dirty or clogged – clean them. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 4(41)
Page 98
Troubleshooting Guide (mech) Problem Areas: Power 2. If the on/off key is damaged – replace the Side Key. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 5(41)
1. If dirty or clogged – clean them. 2. If the Function Key is damaged – replace it. Check: Check the connection between the Dome Sheet and the PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 6(41)
1. If the volume key (a) or the volume switches (b) is dirty or clogged – clean them. 2. If the Side Key is damaged – replace it. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 7(41)
1. If the on/off key (a) or the on/off switch (b) is dirty or clogged – clean them. 2. If the on/off key is damaged – replace the Side Key. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 8(41)
Inspect the both sides of the ZIF connector on the PBA and the FPC on the PBA Receiver Flex. Action: 1. If not properly connected – disconnect and reconnect. 2. If dirty or oxidized – clean it. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 9(41)
Page 103
Inspect the PBA Receiver Flex. Action: 1. If the PBA Receiver Flex is damaged – replace the PBA Receiver Flex, Mylar Tape LCD Frame and Receiver Adhesive. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 10(41)
Inspect the Display and its FPC. Action: 1. If the Display or its FPC is damaged – replace the Display, Gasket LCM Connector, Kapton LCM FPC. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 11(41)
Action: 1. If the LED Indicator is dirty – clean it. 2. If the LED Indicator is damaged – replace the LED Indicator and the LED Indicator Adhesive. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 12(41)
Page 106
Troubleshooting Guide (mech) Problem Areas: LED/Illumination Check: Inspect the RGB LED on the PBA. Action: 1. If dirty – clean it. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 13(41)
If the Mesh Speaker is damaged – replace it. Check: Check the connection between Loudspeaker contact pins and contact pads on the PBA. Action: 1. If dirty – clean them. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 14(41)
Page 108
Troubleshooting Guide (mech) Problem Areas: Speaker 2. If the Loudspeaker or its pins are damaged – replace the Loudspeaker and Gasket Speaker. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 15(41)
Inspect the both sides of the ZIF connector on the PBA and the FPC on the PBA Receiver Flex. Action: 1. If not properly connected – disconnect and reconnect. 2. If dirty or oxidized – clean it. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 16(41)
Page 110
Action: 1. If the PBA Receiver Flex or the receiver is damaged – replace the PBA Receiver Flex, Mylar Tape LCD Frame and Receiver Adhesive. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 17(41)
Inspect the Rubber Microphone and the Microphone on the PBA. Liquid is not allowed! Action: 1. If dirty – clean them. 2. If the Rubber Microphone is damaged – replace it. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 18(41)
Troubleshooting Guide (mech) Problem Areas Vibrator 1.9.1 Vibrator not generating alerts Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 19(41)
2. If dirty or oxidized – clean both sides of the BtB connector. Check: Inspect the Camera. Action: 1. If the Camera is damaged – replace the Camera and Camera Conductive Adhesive. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 20(41)
2. If the VGA camera or the PBA Receiver Flex is damaged – replace the PBA Receiver Flex, Mylar Tape LCD Frame and Receiver Adhesive. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 21(41)
Inspect the BtB connector of the Sub SIM PBA Assy to the PBA. Action: 1. If not properly connected – disconnect and reconnect. 2. If dirty or oxidized – clean it. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 22(41)
Page 116
Problem Areas: Flash LED 3. If the Flash LED or the BtB connector of the Sub SIM PBA Assy is damaged – replace the Sub SIM PBA Assy. 4. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 23(41)
Rear Cover Assembly and the contact pins on the PBA. Action: 1. If dirty or oxidized – clean the pads and pins. 2. If the pads are damaged – replace the Rear Cover. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 24(41)
Assembly and the contact pins on the PBA. Action: 1. If dirty or oxidized – clean the pads and pins. 2. If the pads are damaged – replace the Rear Cover Assembly. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 25(41)
Troubleshooting Guide (mech) Problem Areas 1.14 Compass 1.14.1 Compass fails Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 26(41)
Troubleshooting Guide (mech) Problem Areas 1.15 Accelerometer 1.15.1 Accelerometer test fails Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 27(41)
1. If the PBA Receiver Flex or its light sensor is damaged – replace the PBA Receiver Flex, Mylar Tape LCD Frame and Receiver Adhesive. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 28(41)
1. If the PBA Receiver Flex, its sensor or switch is damaged – replace the PBA Receiver Flex, Mylar Tape LCD Frame and Receiver Adhesive. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 29(41)
Troubleshooting Guide (mech) Problem Areas 1.18 Real Time Clock 1.18.1 Real Time Clock test fails Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 30(41)
Troubleshooting Guide (mech) Problem Areas 1.19 Total call time 1.19.1 Total call time fails Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 31(41)
If dirty or clogged – clean the holder. Check: Inspect the memory card holder on the PBA. Action: 1. If dirty or clogged – clean the holder. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 32(41)
Troubleshooting Guide (mech) Problem Areas 1.21 Security 1.21.1 Security fails Action: Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 33(41)
If dirty or clogged – clean the connector. Check: Inspect the Audio Jack Connector on the PBA. Action: 1. If dirty or oxidized – clean it. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 34(41)
Assembly and contact pads on the PBA. Action: 1. If dirty or oxidized – clean the pads and pins. 2. If the pads are damaged – replace the Antenna Holder. 3. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 35(41)
2. If dirty or oxidized – clean it. 3. If the SIM holder or the BtB connector of the Sub SIM PBA Assy is damaged – replace the Sub SIM PBA Assy. 4. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 36(41)
Check whether the phone is locked to a particular operator and whether the correct operator SIM is being used. Action: 1. Use a proper operator SIM or test SIM. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 37(41)
2. If adhesive is detected on the contact pins – use an eraser to gently rub off the adhesive. Check: Inspect the USB connector. Action: 1. If dirty or oxidized – clean the connector. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 38(41)
If dirty or clogged – clean the connector. Check: Inspect the Audio Jack Connector on the PBA. Action: 1. If dirty or oxidized – clean it. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 39(41)
1.27 Data Communication 1.27.1 Data transfer via System Connector fails Check: Inspect the USB connector. Action: 1. If dirty or oxidized – clean the connector. 2. Replace PBA. 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 40(41)
Troubleshooting Guide (mech) Revision History Rev. Date Changes / Comments 2012-Jun-25 Initial release 2012-Sep-11 Update Chapter 1.4 Display 1262-4100 Rev 2 Sony Mobile Communications AB – Company Internal 41(41)
Page 135
Repair Movies - mechanical - Xperia™ neo L MT25i 1262-4102 Rev 1 Sony Mobile Communications AB – Company Internal...
Page 136
In that case, right-click with the mouse on the document name and select Save Target As to download the repair movie document for off-line viewing. For general information about repair movies, refer to 1220-1333: Generic Repair Manual - mechanical 1262-4102 Rev 1 Sony Mobile Communications AB – Company Internal 2(4)
Page 137
1. Main PBA (a) & LCD Frame (b) 2. Display 3. Cushion LCD Shim Black 4. Front Cover Assy 5. Sub SIM PBA Assy 6. Rear Cover Assembly 7. Battery Cover 8. Battery 1262-4102 Rev 1 Sony Mobile Communications AB – Company Internal 3(4)
Page 138
Repair Movies (mech) Revision History Rev. Date Changes / Comments 2012-Jun-25 Initial release 1262-4102 Rev 1 Sony Mobile Communications AB – Company Internal 4(4)
Page 147
Go/No Go Test - electrical - MT25i 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal...
Page 148
1.3.1 Loss Values – Antenna Coupler ..............6 1.3.2 Loss Values – Direct Line ................7 Revision History ................8 This product is ONLY implemented in SERP II 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 2(8)
Put the grid positioning holder with its reference point in position G13 and place the phone as shown in the adjacent picture. G H I O P Q R 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 3(8)
Connect the RF Probe as shown in the adjacent picture. To get access to the RF connector on the PBA, refer to 1262-4094: MT25 Mechanical Working Instructions, Chapter 3.1! 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 4(8)
Page 151
Follow the directions stated in ‘Go/NoGo Test Script Parameters’ to be found in 1220-1336: Generic Repair Manual – electrical, together with the ‘Attenuation Factors’ below! This phone is available as one version, MT25i, including the following bands: MT25i: GSM-850/900/1800/1900 WCDMA-900/2100 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 5(8)
15.56 High 13.00 14.46 WCDMA 850 High 6.00 5.77 WCDMA 900 6.50 5.96 High 5.50 6.44 WCDMA 1900 High 9.50 12.78 9.50 13.88 WCDMA 2100 High 9.00 14.04 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 6(8)
Test and Calibration Repair Instruction Electrical/ Revision History Rev. Date Changes / Comments 2012-June-19 Initial release 1262-4107 Rev 1 Sony Mobile Communications AB – Company Internal 8(8)
Page 155
Customization - build swap - Xperia™ neo L MT25i 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal...
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Customize to Ship ..................6 2.2.2 Build Swap ....................6 Revision History ................7 For general information about Customization and Swap, refer to 1221-5655: Generic Repair Manual – build swap 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 2(7)
• connect the phone to the USB Cable • release the ”Back” key When executing an ‘Activation Script’ you will be prompted for the PIN of your USB Activation Dongle. 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 3(7)
Customization Repair Instruction Build Swap/ Customization Workflow Not required for Quick Customization 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 4(7)
Customization - This type of Customization is used to change the SIMlock both from and to SIMlocked or non SIMlocked software. This type of Customization requires an ‘Activation Script’. This is displayed in Emma for clarity. 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 5(7)
Refer to the Cross Reference List for the appropriate variant, which should be based on the non- customizable mechanics of the unit. 2.2.2.2 De-Customize Unit Remove any co-branding as described in 1262-4094: Working Instructions – mechanical 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 6(7)
Customization Repair Instruction Build Swap/ Revision History Date Changes / Comments 2012-06-23 Initial release 2012-08-10 Update the template 1262-4125 Rev 2 Sony Ericsson Mobile Communications AB – Company Internal 7(7)