Sony MT25i Working Instructions Download Page 115

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Troubleshooting Guide (mech)

1262-4100 Rev 2



Sony Mobile Communications AB

– Company Internal

22(41)

Problem Areas

1.11 Flash LED

1.11.1 Flash LED not flashing

Check:

Inspect the window of the flash LED on the Rear Cover
Assembly.

Action:

1. If dirty

– clean the window.

2. If scratched or damaged

– replace the Rear Cover

Assembly.

Check:

Inspect the Flash LED on the Sub SIM PBA Assy.

Action:

If dirty

– clean it.

Check:

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.

Summary of Contents for MT25i

Page 1: ...1262 4094 Rev 3 Sony Mobile Communications AB Company Internal Working Instructions mechanical MT25i Xperia neo L ...

Page 2: ...Sub SIM PBA Assy 17 4 4 Front Cover Assy 17 4 5 Cushion LCD Shim Black 18 4 6 Display 18 4 7 LCD Frame 18 4 8 Antenna holder 19 4 9 Camera Conductive Adhesive 21 4 10 Core Unit Label 23 4 11 Dome Sheet 25 4 12 Function Key 26 4 13 Gasket LCM Connector 28 4 14 Gasket PBA 29 4 15 Gasket Receiver Connector 30 4 16 Gasket TP Connector 31 4 17 Kapton LCM FPC 32 4 18 LED indicator LED indicator adhesive...

Page 3: ... Swap 57 4 32 1 Board Swap Replacement 57 4 32 2 Board Swap Change Label 57 4 32 3 Board Swap Customize of Software 57 5 Reassembly 58 5 1 Main PBA LCD Frame 58 5 2 Display 62 5 3 Cushion LCD Shim Black 64 5 4 Front Cover Assy 66 5 5 Sub SIM PBA Assy 68 5 6 Rear Cover Assembly 68 5 7 Battery 70 5 8 Battery Cover 70 6 Revision History 71 For general information about mechanical repair related issue...

Page 4: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 4 71 1 Exterior Views 1 1 MT25i ...

Page 5: ...Mobile Communications AB Company Internal 5 71 2 Tools SPECIAL TOOLS 1 Guitar Pick 2 Flex Film Assembly Tool 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 ...

Page 6: ...one in the following order 1 Battery Cover 2 Battery 3 Rear Cover Assembly 4 Sub SIM PBA Assy 5 Front Cover Assy 6 Cushion LCD Shim Black 7 Display 8 Main PBA a LCD Frame b 3 1 Battery Cover Release the Battery Cover from the cavity at bottom side by fingers Lift up the Battery Cover and remove it 3 2 Battery Use finger to release the Battery as shown ...

Page 7: ...Company Internal 7 71 Disassembly Lift to remove the Battery 3 3 Rear Cover Assembly Remove the four Screw_M1 6X4 2 by using a screwdriver with 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 ...

Page 8: ... the Spring Pins under the Rear Cover as shown in the picture Slide it along to release the bottom side Insert a Guitar Pick and slide along to release the left side Do not touch the Spring Pins under the Rear Cover as shown in the picture 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 ...

Page 9: ...ernal 9 71 Disassembly Separate the Rear Cover Assembly and the Unit 3 4 Sub SIM PBA Assy Insert the Guitar Pick underneath the Sub SIM PBA Assy and pull upwards gently to unsnap the BtB connector Remove the Sub SIM PBA Assy 3 5 Front Cover Assy Detach to remove the Gasket TP Connector Scrap Not to be reused ...

Page 10: ...cations AB Company Internal 10 71 Disassembly Unlock the ZIF connector by using a Front Opening Tool 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 ...

Page 11: ... Internal 11 71 Disassembly Insert the Front Opening Tool to release the three hooks of Front Cover Assy from the left side 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 ...

Page 12: ...cations AB Company Internal 12 71 Disassembly 3 6 Cushion LCD Shim Black Turn over the unit there are four hooks securing the Display 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 ...

Page 13: ...nd remove the Cushion LCD Shim Black 3 7 Display Detach the Gasket LCM Connector by using a Flex Film Assembly Tool Note Take care of the ZIF connector under the Kapton LCM FPC Scrap Not to be reused Detach the Kapton LCM FPC by using a Flex Film Assembly 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 ...

Page 14: ...pany Internal 14 71 Disassembly Release the flex part from the ZIF connector Detach to release the adhesive under the FPC Separate the Display 3 8 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 ...

Page 15: ...ons AB Company Internal 15 71 Disassembly Unlock the ZIF connector by using a Front Opening Tool Release the flex part from the ZIF connector 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 ...

Page 16: ...n Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 16 71 Disassembly 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 ...

Page 17: ...he 4 8 4 19 4 24 4 29 Removal instructions Prepare the new Rear Cover Assembly Follow the 4 8 4 19 4 24 4 29 Installation instructions Follow the 5 6 5 8 Reassembly instructions 4 3 Sub SIM PBA Assy Follow the 3 1 3 4 Disassembly instructions Prepare the new Sub SIM PBA Assy Follow the 5 5 5 8 Reassembly instructions 4 4 Front Cover Assy Follow the 3 1 3 5 Disassembly instructions Follow the 4 12 ...

Page 18: ...the new Cushion LCD Shim Black Follow the 5 3 5 8 Reassembly instructions 4 6 Display Follow the 3 1 3 7 Disassembly instructions Prepare the new Display Follow the 5 2 5 8 Reassembly instructions 4 7 LCD Frame 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 i...

Page 19: ...he 3 1 3 2 Disassembly instructions Carry out the removal as described below Prepare the new Antenna holder Carry out the Installation as described below Follow the 5 7 5 8 Reassembly instructions REMOVAL 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 ...

Page 20: ...ny Mobile Communications AB Company Internal 20 71 Replacement Antenna holder Remove the Antenna holder 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 ...

Page 21: ... Removal instructions Carry out the removal as described below Prepare the new Camera Conductive Adhesive Carry out the Installation as described below Follow the 4 20 Installation instructions Follow the 5 5 5 8 Reassembly instructions 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...

Page 22: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 22 71 Replacement Camera Conductive Adhesive Peel off the protection tape ...

Page 23: ... Prepare the new Core Unit Label Carry out the Installation as described below Follow the 5 7 5 8 Reassembly instructions REMOVAL Copy old Core Unit Label information into the Label Print Solution program Peel off the Core Unit Label by using a Flex Film Assembly Tool INSTALLATION Check that the proper label format is loaded in the Zebra printer and print a new Label by using the Label Print Solut...

Page 24: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 24 71 Replacement Core Unit Label Press along the surface to secure the attachment ...

Page 25: ...e the new Dome Sheet Carry out the Installation as described below Follow the 5 1 5 8 Reassembly instructions REMOVAL Detach to remove the Dome Sheet by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Place a new Dome Sheet in the correct position Note the guiding hole as shown in the picture Press along the surface to secure the attachment by fingers Make sure the Dome Sheet i...

Page 26: ...he removal as described below Prepare the new Function Key Carry out the Installation as described below Follow the 5 4 5 8 Reassembly instructions REMOVAL Release the Function Key from the guiding hole by using a Flex Film Assembly Tool and remove it 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 ...

Page 27: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 27 71 Replacement Function Key Press along to secure Function Key into the cavity ...

Page 28: ...w Gasket LCM Connector Carry out the Installation as described below Follow the 5 3 5 8 Reassembly instructions REMOVAL Detach the Gasket LCM Connector by using a Flex Film Assembly Tool Note Take care of the ZIF connector under the Gasket LCM Connector Scrap Not to be reused INSTALLATION Place a new Gasket LCM Connector in the correct position Press to secure its position and attachment Note The ...

Page 29: ...assembly instructions Carry out the removal as described below Prepare the new Gasket PBA Carry out the Installation as described below Follow the 5 5 5 8 Reassembly instructions REMOVAL 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 ...

Page 30: ...e the new Gasket Receiver Connector Carry out the Installation as described below Follow the 5 2 5 8 Reassembly instructions REMOVAL Detach the Gasket Receiver Connector Note Take care of the ZIF connector under the Gasket Receiver Connector Scrap Not to be reused INSTALLATION Place a new Gasket Receiver Connector in the correct position Press to secure its position and attachment Note The Gasket ...

Page 31: ... as described below Prepare the new Gasket TP Connector Carry out the Installation as described below Follow the 5 5 5 8 Reassembly instructions REMOVAL Peel off the Gasket TP Connector by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Place a new Gasket TP Connector in the correct position Press to secure its position and attachment Note The Gasket TP Connector should cover t...

Page 32: ...re the new Kapton LCM FPC Carry out the Installation as described below Follow the 4 13 Installation instructions Follow the 5 3 5 8 Reassembly instructions REMOVAL Detach the Kapton LCM FPC by using a Flex Film Assembly Tool Note Do not damage the ZIF connector under the Kapton LCM FPC Scrap Not to be reused INSTALLATION Place a new Kapton LCM FPC in the correct position Press to secure its posit...

Page 33: ... the removal as described below Prepare the new LED indicator LED indicator adhesive Carry out the Installation as described below Follow the 5 6 5 8 Reassembly instructions REMOVAL The LED indicator is in the position as shown in the picture 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 c...

Page 34: ... Internal 34 71 Replacement LED indicator LED indicator adhesive INSTALLATION Place a new LED indicator adhesive in the correct position 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 ...

Page 35: ... 4094 Rev 3 Sony Mobile Communications AB Company Internal 35 71 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 ...

Page 36: ...ns Carry out the removal as described below Prepare the new Loudspeaker Gasket Speaker Carry out the Installation as described below Follow the 5 6 5 8 Reassembly instructions REMOVAL Detach to remove the Loudspeaker 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 po...

Page 37: ... Company Internal 37 71 Replacement Loudspeaker Gasket Speaker Press to secure its position and attachment Peel off the protection tape 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 ...

Page 38: ...ssembly instructions Follow the 4 9 Removal instructions Carry out the removal as described below Prepare the new Main Camera Carry out the Installation as described below 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 ...

Page 39: ...air Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 39 71 Replacement Main Camera Press to secure its position and attachment Do not touch the camera lens Press to snap the BtB connector ...

Page 40: ...y out the removal as described below Prepare the new Mesh Speaker Carry out the Installation as described below Follow the 5 7 5 8 Reassembly instructions REMOVAL Peel off the Mesh 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 Mesh Speaker in the correct position Press around to secure its position and attachment ...

Page 41: ...Disassembly instructions Carry out the removal as described below Prepare the new PBA Receiver Flex Mylar Tape Receiver Receiver Adhesive Carry out the Installation as described below Follow the 5 1 5 8 Reassembly instructions REMOVAL 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 r...

Page 42: ...ement PBA Receiver Flex Mylar Tape Receiver Receiver Adhesive Separate the PBA Receiver Flex Detach to remove the Receiver Adhesive and clean the residue until its clean 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 ...

Page 43: ...ernal 43 71 Replacement PBA Receiver Flex Mylar Tape Receiver Receiver Adhesive Place a new Receiver Adhesive in the correct position Press to secure its attachment 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 ...

Page 44: ...ns AB Company Internal 44 71 Replacement PBA Receiver Flex Mylar Tape Receiver Receiver Adhesive 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 ...

Page 45: ...mbly instructions Carry out the removal as described below Prepare the new Receiver Mesh Carry out the Installation as described below Follow the 5 4 5 8 Reassembly instructions REMOVAL 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 ...

Page 46: ...bly instructions Carry out the removal as described below Prepare the new Rubber Microphone Carry out the Installation as described below Follow the 5 6 5 8 Reassembly instructions REMOVAL 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 ...

Page 47: ...ompany Internal 47 71 Replacement Rubber Microphone Place the Rubber Microphone into the cavity as shown in the picture and press to secure its position 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 ...

Page 48: ...l as described below Prepare the new Shield can BB Carry out the Installation as described below Follow the 5 1 5 8 Reassembly instructions REMOVAL Unsnap the corners of the Shield can BB by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION 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 ...

Page 49: ...l as described below Prepare the new Shield can PA Carry out the Installation as described below Follow the 5 1 5 8 Reassembly instructions REMOVAL Unsnap the corners of the Shield can PA by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION 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 ...

Page 50: ...l as described below Prepare the new Shield can RF Carry out the Installation as described below Follow the 5 1 5 8 Reassembly instructions REMOVAL Unsnap the corners of the Shield can RF by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION 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 ...

Page 51: ...embly instructions Carry out the removal as described below Prepare the new Side Key Carry out the Installation as described below Follow the 5 7 5 8 Reassembly instructions REMOVAL Detach to remove it 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 ...

Page 52: ...F Hole Follow the 3 1 3 2 Disassembly instructions Carry out the removal as described below Prepare the new Tape RF Hole Carry out the Installation as described below 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 ...

Page 53: ...the 3 1 3 8 Disassembly instructions Carry out the removal as described below Prepare the new Touch Panel Conductive Adhesive Carry out the Installation as described below 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 ...

Page 54: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 54 71 Replacement Touch Panel Conductive Adhesive Peel off the protection tape ...

Page 55: ...out the removal as described below Prepare the new Water Indicator Carry out the Installation as described below Follow the 5 6 5 8 Reassembly instructions REMOVAL There are two Water Indicators on the phone as shown in the picture 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 posi...

Page 56: ...Working Instruction Repair Instruction Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 56 71 Replacement Water Indicator Press to secure its position and attachment ...

Page 57: ...p Board Reuse the Main Camera Follow the 4 20 Installation instructions Follow the 5 1 5 8 Reassembly instructions NOTE Startup the unit to initialize settings before perform Customize Phone in Emma 4 32 2 Board Swap Change Label CHANGE LABEL Follow the instructions in the Generic Repair Manual Build swap for change of label 4 32 3 Board Swap Customize of Software CUSTOMIZE OF SOFTWARE Follow the ...

Page 58: ...in the following order 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 5 1 Main PBA LCD Frame 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 ...

Page 59: ... Communications AB Company Internal 59 71 Reassembly Press to secure its position and attachment 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 ...

Page 60: ...Rev 3 Sony Mobile Communications AB Company Internal 60 71 Reassembly Press to secure its position and attachment 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 ...

Page 61: ...tion Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 61 71 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 ...

Page 62: ...y Mobile Communications AB Company Internal 62 71 Reassembly Lock the ZIF connector Place a new Gasket Receiver Connector in the correct position Press to secure its attachment Note The Gasket Receiver Connector should cover ZIF connector 5 2 Display Prepare the Display ...

Page 63: ...4 Rev 3 Sony Mobile Communications AB Company Internal 63 71 Reassembly Connect the ZIF connector 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 ...

Page 64: ...ure its position and attachment Note The Kapton LCM FPC should cover the whole ZIF connector Place a new Gasket LCM Connector in the correct position Press to secure its attachment Note The Gasket LCM Connector should cover ZIF connector 5 3 Cushion LCD Shim Black Prepare the Cushion LCD Shim Black Note the direction of Cushion LCD Shim Black ...

Page 65: ...ev 3 Sony Mobile Communications AB Company Internal 65 71 Reassembly Put it on the LCD Frame 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 ...

Page 66: ... Internal 66 71 Reassembly 5 4 Front Cover Assy Prepare Front Cover Assy Insert the LCD Frame into the Front Cover Assy from the 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 ...

Page 67: ...obile Communications AB Company Internal 67 71 Reassembly Connect the ZIF connector Lock the ZIF connector 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 ...

Page 68: ...5 5 Sub SIM PBA Assy Place the Sub SIM PBA Assy in the correct position Note the guiding pole Press to connect the ZIF connector Make sure the two guiding holes are in correct position Note the Spring as shown in the picture AA 5 6 Rear Cover Assembly Prepare the Rear Cover Assembly Place the Rear Cover Assembly from the top side ...

Page 69: ...AB Company Internal 69 71 Reassembly Press to secure the seven hooks Apply 9 0 9 Ncm torque when tightening the Screw_M1 4X2 4 with Bits JCIS No 0 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 ...

Page 70: ...anical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 70 71 Reassembly 5 7 Battery Place the Battery into the cavity Press to secure its position 5 8 Battery Cover Place the Battery Cover from the top Press to secure its position ...

Page 71: ...n Mechanical 1262 4094 Rev 3 Sony Mobile Communications AB Company Internal 71 71 6 Revision History Rev Date Changes Comments 1 2012 Jun 25 Initial release 2 2012 Jul 27 Update the chapter 4 31 1 3 2012 Sep 10 Add new part Kapton LCM FPC ...

Page 72: ...1262 4098 Rev 1 Sony Mobile Communications AB Company Internal Test Instructions mechanical MT25i Xperia neo L ...

Page 73: ...rator 10 2 2 11 Camera 10 2 2 12 Secondary Camera 10 2 2 13 Flash LED 11 2 2 14 Bluetooth 11 2 2 15 WLAN 12 2 2 16 GPS 12 2 2 17 Compass 13 2 2 18 Accelerometer 13 2 2 19 Ambient Light Sensor 14 2 2 20 Proximity switch 14 2 2 21 Pressure Sensor 14 2 2 22 Real time clock 15 2 2 23 Total call time 15 2 2 24 External Memory 15 2 2 25 Security 16 2 2 26 FM Radio 16 2 2 27 Battery test 16 2 2 28 Flip s...

Page 74: ...ny Internal 3 22 2 4 Network Test 21 2 4 1 On the air call to mobile no UMTS network available 21 2 4 2 On the air call to mobile UMTS network available 21 3 Revision History 22 For general information about test procedures refer to 1220 1333 Generic Repair Manual mechanical ...

Page 75: ... Water indicator inspection Before starting any tests the liquid intrusion indicator has to be checked The water indicator is located as shown in this picture after the Battery Cover is removed If affected red color handle the phone according to the local directives If not affected by liquid proceed to the Pre Test Preparation below ...

Page 76: ...20 1333 Generic Repair Manual mechanical 1 2 1 2 Software version update Mandatory first repair action Use the USB cable to connect with the Micro USB connector of the phone for this purpose Ensure the phone is powered off and proceed as follows Open the Emma application and log in Press and hold the volume down key on the phone connect the phone to the USB cable and then release the volume down k...

Page 77: ...ypad combination 7378423 SONY XPERIA 1 2 3 4 5 6 7 8 9 0 Select Service tests Select one of the tests and follow the test instructions as described below To stop the test and return to the Service tests menu press the Back key For more information refer to 1220 1333 Generic Repair Manual mechanical XPERIA SONY XPERIA Customization Settings Service settings Service info Service tests Service The fo...

Page 78: ...e Up 2 2 2 Touch Screen Move a finger across the touch screen a line will be drawn as it touches Press the Back key to return to the Service Test Menu SONY XPERIA Touch Screen 2 2 3 Display Minor variations in the display s brightness and color may occur between phones There may be tiny bright dots on the display called defective pixels and which occur when individual dots have malfunctioned and c...

Page 79: ...nation 2 2 5 Speaker Do not hold the phone close to an ear during this test Make sure that the sound from the speaker port on the left top back side of the phone is emitted loud and clear and that the test includes maximum volume Press the volume up volume down key to adjust the speaker volume Press the Back key to return to the Service Test Menu XPERIA Speaker SONY XPERIA Speaker Speaker 2 2 6 St...

Page 80: ...evious Speaker test must have been successfully carried out before doing this test The phone will start to record and after approximately ten seconds the sound is played back through the Speaker Speak into the microphone during the Microphone Recording phase Check the quality by listening to the recording from the Speaker during the Playing recorded sound phase at maximum volume Press the Back key...

Page 81: ...tive camera module Aim the camera located at the back of the phone at an object and check the quality of the image shown in the display Press the screen to preview the photo s auto focus quality Photos are taken but not saved during this test Press the Back key to return to the Service Test Menu 2 2 12 Secondary Camera Minor variations in image appearance may occur between phones but is not uncomm...

Page 82: ...sequences Step 1 Enable Bluetooth wait 4 5 seconds shows OK Step 2 Searching Step 3 Press Yes to setup its visibility to target SONY XPERIA An application on your phone is requesting permission to turn on Bluetooth and to make your phone discoverable by other devices for 300 seconds Do you want to do this Yes No Bluetooth permission request i Bluetooth Enable Bluetooth OK Searching Device found St...

Page 83: ...lowing sequences Step 1 Enable WLAN wait 4 5 seconds shows OK Step 2 Searching Step 3 Access points found list Step 4 Select the Target WLAN network and type the password to get connected Step 5 Enter a web address e g Google com Step 6 When connection succeeded it shows Test Complete Press the Back key to return to the Service Test Menu WLAN SONY XPERIA Enable WLAN OK Searching Access points foun...

Page 84: ...procedures 2 2 18 Accelerometer The accelerometer test displays the actual position of the phone as a 3D coordinate X Y Z Press the Back key to return to the Service Test Menu XPERIA SONY XPERIA Accelerometer X 0 1234 Y 6 7890 Z 0 1234 By tilting the phone in various directions the X Y Z values will change in size and polarity depending on the angle and direction as shown in the adjacent picture C...

Page 85: ...itch The previous Speaker test should have been successfully carried out before doing this test Make sure the phone is not in silent mode before performing this test When entering into the test the screen shows Proximity switch OFF and a tone is emitted Once your finger cover the proximity switch area on the left side of the receiver the screen will show Proximity switch ON with a different type o...

Page 86: ...to the Service Test Menu SONY XPERIA Real time clock OK 2 2 23 Total call time The total call time is displayed in the format HH MM SS hours minutes seconds Press the Back key to return to the Service Test Menu SONY XPERIA Total call time 00 01 07 2 2 24 External Memory A memory card should be inserted in the phone before starting this test The phone should detect that the memory card is inserted ...

Page 87: ...DRM keys are shown in the display There may be different content shown based on different market software versions Press the Back key to return to the Service Test Menu 2 2 26 FM Radio Not applicable do not use Press Back key to return to Service Test Menu 2 2 27 Battery test Do not use Press Back key to return to Service Test Menu ...

Page 88: ... Tests 2 2 28 Flip slider counter Not applicable do not use Press the Back key to return to the Service Test Menu 2 2 29 Verify certificates Not applicable do not use Press the Back key to return to the Service Test Menu 2 2 30 IrDA Test Not applicable do not use This test is not available for this product ...

Page 89: ...ress the Back key to return to the Service Test Menu 2 2 32 Connector Ground Test Not applicable do not use Press Back key to return to Service Test Menu 2 2 33 Touch pad test Touch pad test using fingers the display will show white box on screen when fingers touch display Maximum support 4 point touch Press the Back key to return to the Service Test Menu ...

Page 90: ... card operator name will be displayed above the Time clock when phone is in Lock status If not detected the message Emergency call only will be displayed instead in the pull down Status Bar Press Back key to return to Standby Menu SONY XPERIA Notifications Operator name 2 3 2 On Off key test Press the On Off key for a long time to turn the phone on or off When the phone stands by press the On Off ...

Page 91: ...tery via a USB port Ensure that no computer application such as PC Suite or Emma is active Do not Connect a USB cable from a computer or charger to the system connector start the phone Verify that the phone is being charged by Notification LED and Battery icon Remove the USB cable from the connector and verify that the notification LED and Battery icon no longer indicates charging SONY XPERIA ...

Page 92: ...klight illuminates 4 Answer the call and check the sound quality in both phones 5 Adjust the volume up and down with the side keys and verify that the sound level is altered 6 End the call and check that the elapsed time is displayed and that the termination is done properly 2 4 2 On the air call to mobile UMTS network available GSM Go to the phone menu and set Press Menu key Settings Wireless net...

Page 93: ...Test Instructions mech 1262 4098 Rev 1 Sony Mobile Communications AB Company Internal 22 22 3 Revision History Rev Date Changes Comments 1 2012 Jun 25 Initial release ...

Page 94: ...1262 4100 Rev 2 Sony Mobile Communications AB Company Internal Troubleshooting Guide mechanical MT25i Xperia neo L ...

Page 95: ...phone 16 1 8 Microphone 18 1 8 1 Microphone 18 1 9 Vibrator 19 1 9 1 Vibrator not generating alerts 19 1 10 Camera 20 1 10 1 Camera defects 20 1 10 2 Video Call Camera defects 21 1 11 Flash LED 22 1 11 1 Flash LED not flashing 22 1 12 Bluetooth and WLAN 24 1 12 1 Bluetooth or WLAN connection failure 24 1 13 GPS 25 1 13 1 GPS malfunctions 25 1 14 Compass 26 1 14 1 Compass fails 26 1 15 Acceleromete...

Page 96: ... 22 FM Radio 34 1 22 1 No Poor FM Radio reception 34 1 23 Network Signal 35 1 23 1 No Poor signal 35 1 24 SIM 36 1 24 1 SIM not detected 36 1 24 2 Incorrect SIM indicated 37 1 25 Charging 38 1 25 1 Battery will not charge 38 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 2 Revision History 41 ...

Page 97: ...o section 1 4 Display Check Check the contact pads on the battery Action 1 If dirty or oxidized clean the pads 2 If damaged replace the battery Check Check the Battery contact pins Action 1 If dirty or oxidized clean the contact pins 2 If adhesive is detected on the contact pins use an eraser to gently rub off the adhesive 3 If damaged Replace PBA Check Inspect the on off key a and the on off swit...

Page 98: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 5 41 Problem Areas Power 2 If the on off key is damaged replace the Side Key 3 Replace PBA ...

Page 99: ...t the Function Key on the Front Cover Assy Action 1 If the Function Key is dirty or clogged clean it 2 If damaged replace it Check Check the connection between the Dome Sheet on the PBA and the back side of the Function Key Action 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 ...

Page 100: ...is not properly attached or damaged replace it 2 If the golden pad is dirty clean it 3 Replace PBA 1 2 2 Volume Key Check Inspect the volume key a on the Battery Cover and the volume switches b on the PBA Action 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 ...

Page 101: ...Internal 8 41 Problem Areas Keys 1 2 3 On Off key Check Inspect the on off key a on the Front Cover and the on off switch b on the PBA Action 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 ...

Page 102: ... the Front Cover Assy and the FPC on the PBA Receiver Flex Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the Front Cover Assy and its FPC Action 1 If the FPC or the touch screen is damaged replace the Front Cover Assy Check Inspect the both sides of the ZIF connector on the PBA and the FPC on the PBA Receiver Flex Action 1 If not properly...

Page 103: ...ony Mobile Communications AB Company Internal 10 41 Problem Areas Touch Screen Check 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 ...

Page 104: ...ed Action If the activation described above is not detected refer to section 1 1 Power Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC of the Display Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the Display and its FPC Action 1 If the Display or its FPC is damaged replace the Display Gasket LCM Connector Kap...

Page 105: ...1 5 1 LED Illumination Check Inspect the external port of the LED Indicator Action 1 If dirty clean it 2 If the external port is damaged replace the Battery Cover Check Inspect the LED Indicator 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 ...

Page 106: ...roubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 13 41 Problem Areas LED Illumination Check Inspect the RGB LED on the PBA Action 1 If dirty clean it 2 Replace PBA ...

Page 107: ...er Check Inspect the Loudspeaker s external port on the Battery Cover Action If clogged clean the loudspeaker port Check Inspect the Mesh Speaker on the Rear Cover Assembly Action 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 ...

Page 108: ...ooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 15 41 Problem Areas Speaker 2 If the Loudspeaker or its pins are damaged replace the Loudspeaker and Gasket Speaker 3 Replace PBA ...

Page 109: ...r s external port on the Front Cover Assy Action If clogged clean it Check Inspect the Receiver Mesh on the Front Cover Assy Action If the Receiver Mesh is damaged replace it Check 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 ...

Page 110: ...unications AB Company Internal 17 41 Problem Areas Earphone Check Inspect the PBA Receiver Flex and the Receiver 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 ...

Page 111: ...t the Microphone s external port on the Battery Cover Action If dirty or clogged clean the port Check Inspect the Mesh Microphone on the Battery Cover Action If dirty clean it Check 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 ...

Page 112: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 19 41 Problem Areas 1 9 Vibrator 1 9 1 Vibrator not generating alerts Action Replace PBA ...

Page 113: ...Action 1 If dirty clean it 2 If the camera window is scratched or damaged replace the Rear Cover Assembly Check Check the BtB connector of the Camera to the PBA Action 1 If not properly connected disconnect and reconnect 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...

Page 114: ...hed or damaged replace the Front Cover Assy Check 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 Check Inspect the PBA Receiver Flex and the VGA camera on it Action 1 If dirty clean it 2 If the VGA camera or the PBA Receiver Flex is damaged replace the PBA Receiv...

Page 115: ...ndow of the flash LED on the Rear Cover Assembly Action 1 If dirty clean the window 2 If scratched or damaged replace the Rear Cover Assembly Check Inspect the Flash LED on the Sub SIM PBA Assy Action If dirty clean it Check 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 ...

Page 116: ...ide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 23 41 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 ...

Page 117: ...heck Inspect the WLAN and Bluetooth antenna on the Rear Cover Assembly Action 1 If dirty clean it 2 If the pads are damaged replace the Rear Cover Check Inspect the WLAN and Bluetooth antenna contact pads on the 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 ...

Page 118: ...t the GPS antenna on the Rear Cover Assembly Action 1 If dirty clean it 2 If the pads are damaged replace the Rear Cover Assembly Check Inspect the GPS antenna contact pads on the 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 Assembly 3 Replace PBA ...

Page 119: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 26 41 Problem Areas 1 14 Compass 1 14 1 Compass fails Action Replace PBA ...

Page 120: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 27 41 Problem Areas 1 15 Accelerometer 1 15 1 Accelerometer test fails Action Replace PBA ...

Page 121: ...on the Front Cover Assy Action If dirty clean it Check 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 Check Inspect the PBA Receiver Flex Action 1 If the PBA Receiver Flex or its light sensor is damaged replace the PBA Receiver Flex Mylar Tape LCD Frame and Recei...

Page 122: ...on the Front Cover Assy Action 1 If dirty clean it Check 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 Check Inspect the PBA Receiver Flex Action 1 If the PBA Receiver Flex its sensor or switch is damaged replace the PBA Receiver Flex Mylar Tape LCD Frame and Re...

Page 123: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 30 41 Problem Areas 1 18 Real Time Clock 1 18 1 Real Time Clock test fails Action Replace PBA ...

Page 124: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 31 41 Problem Areas 1 19 Total call time 1 19 1 Total call time fails Action Replace PBA ...

Page 125: ...em Areas 1 20 External Memory 1 20 1 Memory Card not detected Check Inspect the memory card holder and check if a memory card can be properly inserted Action 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 ...

Page 126: ...Troubleshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 33 41 Problem Areas 1 21 Security 1 21 1 Security fails Action Replace PBA ...

Page 127: ... Company Internal 34 41 Problem Areas 1 22 FM Radio 1 22 1 No Poor FM Radio reception Check Inspect the Audio Jack Connector Action 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 ...

Page 128: ...gnal Check Inspect the main antenna on the Rear Cover Assembly Action 1 If dirty clean it 2 If damaged replace the Antenna Holder Check Inspect the main antenna contact pins on the Rear Cover 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 ...

Page 129: ...ty or oxidized clean the holder Check Inspect the SIM card holder of the Sub SIM PBA Assy Action If dirty or oxidized clean the holder Check 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 3 If the SIM holder or the BtB connector of the Sub SIM PBA Assy is damaged replace the Sub SIM PBA Assy 4...

Page 130: ...nications AB Company Internal 37 41 Problem Areas SIM 1 24 2 Incorrect SIM indicated Check 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 ...

Page 131: ...ct pads of the Battery Action 1 If dirty or oxidized clean the pads 2 If damaged replace the Battery Check Inspect the Battery Contact pins Action 1 If dirty or oxidized clean the contact pins 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 ...

Page 132: ...ternal 39 41 Problem Areas 1 26 HandsFree by Wire 1 26 1 Connection to Portable HandsFree fails Check Inspect the Audio Jack Connector Action 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 ...

Page 133: ...ev 2 Sony Mobile Communications AB Company Internal 40 41 Problem Areas 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 ...

Page 134: ...leshooting Guide mech 1262 4100 Rev 2 Sony Mobile Communications AB Company Internal 41 41 2 Revision History Rev Date Changes Comments 1 2012 Jun 25 Initial release 2 2012 Sep 11 Update Chapter 1 4 Display ...

Page 135: ...1262 4102 Rev 1 Sony Mobile Communications AB Company Internal Repair Movies mechanical Xperia neo L MT25i ...

Page 136: ...picture quality select Actual size or 100 as zoom level in Acrobat Reader To magnify while keeping an acceptable picture quality increase the zoom level to 200 If the movies appear to be jerky or blurred when viewing on line this is probably caused by the connection speed being too slow In that case right click with the mouse on the document name and select Save Target As to download the repair mo...

Page 137: ...ly 1 Battery Cover 2 Battery 3 Rear Cover Assembly 4 Sub SIM PBA Assy 5 Front Cover Assy 6 Cushion LCD Shim Black 7 Display 8 Main PBA a LCD Frame b 1 2 Reassembly 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 ...

Page 138: ...Repair Movies mech 1262 4102 Rev 1 Sony Mobile Communications AB Company Internal 4 4 2 Revision History Rev Date Changes Comments 1 2012 Jun 25 Initial release ...

Page 139: ...1262 4103 Rev 2 Sony Mobile Communications AB Company Internal Part List mechanical MT25i Xperia neo L ...

Page 140: ...Part List mech 1262 4103 Rev 2 Sony Mobile Communications AB Company Internal 2 8 CONTENTS 1 Part List 3 2 Revision History 8 ...

Page 141: ... referred to by a simple descriptive name for better understanding Both names designations will in that case be included in this Part List where the name being used in the documents mentioned above is underlined e g Battery Cover Designation Part No Part Location Antenna holder 80010004002 Battery Cover Battery Cover Black Battery Cover White 196PHO0000A 191PHO0002A Camera Conductive Adhesive 56BP...

Page 142: ...Part Location Front Cover Assy Front Cover Assy Black Front Cover Assy White 124PHO00000 124PHO00001 Function Key 1261 6272 Gasket LCM Connector 56DPHO00004 Gasket PBA 455PHO0110A Gasket Receiver Connector 56DPHO00006 Gasket Speaker 56EPHO00000 Gasket TP Connector 56DPHO00005 Kapton LCM FPC 56GPHO00001 ...

Page 143: ...nation Part No Part Location LCD Frame 159PHO0000A LED indicator 468PHO00501 LED indicator adhesive 56BPHO00003 Loudspeaker Loudspeaker 11x15 1001 0324 Main Camera Camera 5 MPixel CMOS AF SOC FL 1231 8040 Mesh Speaker 56APHO00001 Mylar Tape Receiver 464PHO00103 PBA Receiver Flex 1229 2860 ...

Page 144: ... Internal 6 8 Designation Part No Part Location Rear Cover Assembly 199PHO0000A Receiver Adhesive 56BPHO00004 Receiver Mesh 56APHO00003 Rubber Microphone 455PHO0010A Screw_M1 4X2 4 F50001402410 Screw_M1 4X2 8 1262 1720 Screw_M1 6X4 2 1262 1718 Shield can BB 440PHO0320A ...

Page 145: ...al 7 8 Designation Part No Part Location Shield can PA 440PHO0520A Shield can RF 440PHO0420A Side Key Side Key Black Side Key White 1261 6271 460PHO00502 Sub SIM PBA Assy 120PHO00000 Tape RF Hole 464PHO00101 Touch Panel Conductive Adhesive 56FPHO00000 Water Indicator 1265 2798 ...

Page 146: ...Part List mech 1262 4103 Rev 2 Sony Mobile Communications AB Company Internal 8 8 2 Revision History Rev Date Changes Comments 1 2012 Jun 25 Initial release 2 2012 Sep 10 Add new part Kapton LCM FPC ...

Page 147: ...1262 4107 Rev 1 Sony Mobile Communications AB Company Internal Go No Go Test electrical MT25i ...

Page 148: ...Mobile Communications AB Company Internal 2 8 CONTENTS 1 Go No Go Testing 3 1 1 Antenna Coupler 3 1 2 Direct Line 4 1 3 Attenuation Factors 6 1 3 1 Loss Values Antenna Coupler 6 1 3 2 Loss Values Direct Line 7 2 Revision History 8 This product is ONLY implemented in SERP II ...

Page 149: ...atalogue Matrix 1 1 Antenna Coupler The following equipment has to be used Rohde Schwartz RF Shield Package Rohde Schwartz RF Shield Box Rohde Schwartz RF Coupler Grid Positioning Holder RF Test Cable Flexible 1M RF Adapter for RF Shield Box USIM Card instrument specific GSM 850 900 1800 1900 WCDMA 850 900 1900 2100 Put the grid positioning holder with its reference point in position G13 and place...

Page 150: ...rnal 4 8 Go NoGo Testing 1 2 Direct Line The following equipment has to be used RF Test Cable Flexible 1M RF Probe USIM Card instrument specific 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 ...

Page 151: ...ternal 5 8 Go NoGo Testing 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 ...

Page 152: ...ges is being used 1 3 1 Loss Values Antenna Coupler Attenuation MT25i Band Channel Rx Tx GSM 850 Low 7 50 8 89 Mid 7 00 7 99 High 5 00 5 55 GSM 900 Low 8 00 6 92 Mid 8 00 7 06 High 6 00 4 75 GSM 1800 Low 19 00 16 91 Mid 16 00 13 59 High 15 50 14 69 GSM 1900 Low 13 50 17 19 Mid 13 00 15 56 High 13 00 14 46 WCDMA 850 Low Mid High WCDMA 900 Low 6 00 5 77 Mid 6 50 5 96 High 5 50 6 44 WCDMA 1900 Low Mi...

Page 153: ...s AB Company Internal 7 8 Go NoGo Testing Attenuation Factors 1 3 2 Loss Values Direct Line Attenuation Band Channel Rx Tx GSM 850 All 1 0 1 0 GSM 900 All 1 0 1 0 GSM 1800 All 2 3 2 3 GSM 1900 All 2 3 2 3 WCDMA 850 All 2 5 2 5 WCDMA 900 All 2 5 2 5 WCDMA 1900 All 1 3 1 3 WCDMA 2100 All 1 3 1 3 ...

Page 154: ...Test and Calibration Repair Instruction Electrical 1262 4107 Rev 1 Sony Mobile Communications AB Company Internal 8 8 2 Revision History Rev Date Changes Comments 1 2012 June 19 Initial release ...

Page 155: ...1262 4125 Rev 2 Sony Ericsson Mobile Communications AB Company Internal Customization build swap Xperia neo L MT25i ...

Page 156: ... CONTENTS 1 Emma Login Script Execution 3 2 Customization Workflow 4 2 1 Customize Unit 5 2 1 1 Customization 5 2 2 Customize to Ship or Build Swap 6 2 2 1 Customize to Ship 6 2 2 2 Build Swap 6 3 Revision History 7 For general information about Customization and Swap refer to 1221 5655 Generic Repair Manual build swap ...

Page 157: ...but do not connect the cable to the phone The USB Activation Dongle has to be inserted into one of the computer s USB ports to be able to log in To execute a Customization or Activation you need to be properly logged on to the Emma application by using your User ID and Password To execute a Customization Script or Activation Script or any other function check that the phone is powered off press an...

Page 158: ...Customization Repair Instruction Build Swap 1262 4125 Rev 2 Sony Ericsson Mobile Communications AB Company Internal 4 7 2 Customization Workflow Not required for Quick Customization ...

Page 159: ...CDF CDFId if that script is not available locally select Server search for a complete list of available scripts When creating a build swap unit select an Exchange Unit as the customization scripts choose the desired script the application will download all necessary software to run the script and then flash that software to the phone after successful update disconnect the phone from the USB Cable ...

Page 160: ...l on the Exchange Unit Box LabelMake instructions to be found on CSPN under LabelMake 2 2 1 2 Customize Mechanics If necessary apply the proper custom mechanical parts co branding keyboard etc for the variant being created in accordance with the Cross Reference List by following the instructions of 1262 4094 Working Instructions mechanical 2 2 2 Build Swap 2 2 2 1 Label Unit Using a red marker lab...

Page 161: ...n Repair Instruction Build Swap 1262 4125 Rev 2 Sony Ericsson Mobile Communications AB Company Internal 7 7 3 Revision History Rev Date Changes Comments 1 2012 06 23 Initial release 2 2012 08 10 Update the template ...

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