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Sony XPERIA Ion LT28at, Working Instructions, Page: 136 / 224

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Sony XPERIA Ion LT28at Working Instructions Download Page 136

 

Troubleshooting Guide (mech)   

1261-4721  Rev 3

 

 Sony Mobile Communications AB 

– Company Internal                                                        

3(62) 

 

1.18.1

 

Light Sensor malfunctions ....................................................................... 38

 

1.19

 

Proximity Switch ................................................................................ 39

 

1.19.1

 

Proximity switch malfunctions ................................................................. 39

 

1.20

 

Pressure Sensor ................................................................................. 40

 

1.20.1

 

Pressure Sensor test fails ......................................................................... 40

 

1.21

 

Water Proof ......................................................................................... 41

 

1.21.1

 

Water Proof fails ........................................................................................ 41

 

1.22

 

Real Time Clock ................................................................................. 42

 

1.22.1

 

Real Time Clock test fails ......................................................................... 42

 

1.23

 

Total call time ..................................................................................... 43

 

1.23.1

 

Total call time fails .................................................................................... 43

 

1.24

 

External Memory ................................................................................ 44

 

1.24.1

 

Memory Card not detected ....................................................................... 44

 

1.25

 

Security ............................................................................................... 45

 

1.25.1

 

Security fails .............................................................................................. 45

 

1.26

 

FM Radio ............................................................................................. 46

 

1.26.1

 

No/Poor FM Radio reception .................................................................... 46

 

1.27

 

Flip slider counter .............................................................................. 48

 

1.27.1

 

Flip slider counter fails ............................................................................. 48

 

1.28

 

Verify Certificates ............................................................................... 49

 

1.28.1

 

Verify certificates fails............................................................................... 49

 

1.29

 

IrDA Test ............................................................................................. 50

 

1.29.1

 

IrDA test fails ............................................................................................. 50

 

1.30

 

HDMI Test ........................................................................................... 51

 

1.30.1

 

HDMI test fails ............................................................................................ 51

 

1.31

 

Connector Ground Test ..................................................................... 52

 

1.31.1

 

Connector ground test fails ...................................................................... 52

 

1.32

 

Network & Signal ................................................................................ 53

 

1.32.1

 

No/Poor signal ........................................................................................... 53

 

1.33

 

SIM ...................................................................................................... 56

 

1.33.1

 

SIM not detected ........................................................................................ 56

 

1.33.2

 

Incorrect SIM indicated ............................................................................. 57

 

1.34

 

Charging ............................................................................................. 58

 

1.34.1

 

Battery will not charge .............................................................................. 58

 

1.35

 

HandsFree by Wire ............................................................................. 59

 

1.35.1

 

Connection to Portable HandsFree fails .................................................. 59

 

1.36

 

Data Communication ......................................................................... 61

 

1.36.1

 

Data transfer via System Connector fails ................................................ 61

 

2

 

Revision History ........................................................................... 62

 

Summary of Contents for XPERIA Ion LT28at

Page 1: ...1261 4718 Rev 6 Sony Mobile Communications AB Company Internal Working Instructions mechanical LT28at Sony Xperia Ion LT28i LT28h ...

Page 2: ... Holder Bottom Sheet Touch ZIF Sheet LCM FPC 17 3 10 FPC Bottom Flex Assy 20 3 11 Main PBA Cover Front Assy 22 4 Replacement 24 4 1 Cover Rear Top 24 4 2 SIM Tray 24 4 3 Cover Rear Bottom 24 4 4 Label Core Unit 25 4 5 Sheet Protection Window 28 4 6 Cap USB HDMI 29 4 7 Cover Rear Sub Assy 31 4 8 Antenna NFC Flex 32 4 9 Key On Off 33 4 10 Key Camera 33 4 11 Frame Rear Assy 33 4 12 Vibrator 34 4 13 L...

Page 3: ...9 Foil Adhesive Double Side 80 4 40 Cable RF 83 4 41 PBA Sub Antenna Assy 85 4 42 Battery 1900mAh Cover Front Assy 86 4 43 Board Swap Replacement 87 4 44 Board Swap Change Label 87 4 45 Board Swap Customize of Software 87 5 Reassembly 88 5 1 Cover Front Assy Main PBA 88 5 2 FPC Bottom Flex Assy 89 5 3 Sheet LCM FPC Sheet Touch ZIF Carrier Holder Bottom 92 5 4 FPC Top Flex Assy 95 5 5 Camera 97 5 6...

Page 4: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 4 108 1 Exterior Views 1 1 LT28at ...

Page 5: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 5 108 Exterior Views 1 2 LT28i LT28h ...

Page 6: ...s AB Company Internal 6 108 2 Tools SPECIAL TOOLS 1 Torque Screwdriver 2 Front Opening Tool 3 Bits T5 4 Bits JCIS No 0 5 Flex Film Assembly Tool 6 Guitar Pick For part no s on the tools above refer to the Tools Catalogue Matrix STANDARD TOOLS 1 Dentist Hook 2 Tweezers ...

Page 7: ...lume d 5 Audio Jack 6 Carrier NFC Assy 7 Camera 8 Sheet RCV Flex ZIF a FPC Top Flex Assy b 9 Carrier Holder Bottom a Sheet Touch ZIF b Sheet LCM FPC c 10 FPC Bottom Flex Assy 11 Main PBA a Cover Front Assy b 3 1 Cover Rear Top SIM Tray Push upwards to unsnap the hooks of the Cover Rear Top gently and remove it Pull out the SIM Tray with finger 3 2 Cover Rear Bottom Label Core Unit Insert a Guitar ...

Page 8: ...bel Core Unit by using a Flex Film Assembly Tool Do not damage the antenna under the Label Core Unit Scrap Not to be reused 3 3 Cover Rear Sub Assy Remove the two screws M1 4X2 0 by using a screwdriver with Bits JCIS No 0 Scrap Not to be reused Remove the two screws M1 4X2 0 on the opposite side by using a screwdriver with Bits JCIS No 0 Scrap Not to be reused ...

Page 9: ...e the screw M1 4X2 0 by using a screwdriver with Bits JCIS No 0 Scrap Not to be reused There are four snap hooks securing the Cover Rear Sub Assy Insert a Guitar Pick and gently pull upwards to release the two hooks as shown in picture Do the same on the opposite side to release the two hooks as shown in picture ...

Page 10: ...AB Company Internal 10 108 Disassembly Remove the Cover Rear Sub Assy 3 4 Key On Off Key Camera Frame Rear Assy Key Volume Remove the Key On Off Remove the Key camera Remove the five screws Other Len 4 0 Diam 1 4 by using a screwdriver with Bits T5 Scrap Not to be reused ...

Page 11: ...ng a screwdriver with Bits JCIS No 0 Scrap Not to be reused There are twelve snap hooks securing the Frame Rear Assy Insert a Guitar Pick as shown in picture and carefully slide along to release the three hooks of this side as indicated by the arrow Be careful Do not damage the Frame Rear Assy Do the same to release the two hooks as indicated by the arrow ...

Page 12: ...108 Disassembly Gently pull to unsnap the Cap USB HDMI as shown in picture Do the same on the opposite side to release the three hooks as shown Be careful Do not damage the Frame Rear Assy Insert the Guitar Pick and gently push upwards to release the Frame Rear Assy Remove the Frame Rear Assy ...

Page 13: ... 13 108 Disassembly Disconnect the BtB connector of the Battery 1900mAh first Remove the Key Volume 3 5 Audio Jack Gently remove the Audio Jack by using a Flex Film Assembly Tool 3 6 Carrier NFC Assy Insert a Guitar Pick and gently pull upwards to release the hooks of the Carrier NFC Assy ...

Page 14: ...nications AB Company Internal 14 108 Disassembly Do the same to release the hook of this side Turn it over Unsnap the BtB connector Do not damage the components on the Main PBA Gently remove the switch keys as shown in picture by using a Flex Film Assembly Tool ...

Page 15: ...l 15 108 Disassembly Remove the Carrier NFC Assy Scrap the FPC Side Key Not to be reused 3 7 Camera Use a Front Opening Tool to disconnect the BtB connector Remove the Camera Do not touch the lens 3 8 Sheet RCV Flex ZIF FPC Top Flex Assy There are two hooks securing the FPC Top Flex Assy ...

Page 16: ...ir of Tweezers as shown in picture and gently pull upwards to release the FPC from the Audio Jack socket Be careful Do not damage the Cover Front Assy Insert a Flex Film Assembly Tool from this side to release the hook as shown Turn the FPC Top Flex Assy over Gently peel off the Sheet RCV Flex ZIF Scrap Not to be reused ...

Page 17: ...s AB Company Internal 17 108 Disassembly Unlock the ZIF connector Remove the FPC Top Flex Assy 3 9 Carrier Holder Bottom Sheet Touch ZIF Sheet LCM FPC Pull outward to release the Carrier Holder Bottom from the hook of this side as shown Remove the Carrier Holder Bottom ...

Page 18: ...ernal 18 108 Disassembly Gently peel off the Sheet Touch ZIF and remove it by using a Flex Film Assembly Tool Scrap Not to be reused Unlock the ZIF connector by using a Front Opening Tool Release the touch screen FPC by using a Flex Film Assembly Tool Unlock the ZIF connector as shown ...

Page 19: ...ons AB Company Internal 19 108 Disassembly Gently detach this side of the Sheet LCM FPC from the Sheet Metal Battery Plate as shown Do the same to the other side Turn it over Gently peel off the Sheet LCM FPC by using a Flex Film Assembly Tool Scrap Not to be reused ...

Page 20: ...8 Disassembly 3 10 FPC Bottom Flex Assy Gently detach the FPC by using a Flex Film Assembly Tool as shown in picture Use a Flex Film Assembly Tool to release the camera switch as shown Carefully insert a Dentist Hook as shown in picture to release the FPC from the cavity Unsnap the BtB connector ...

Page 21: ...rnal 21 108 Disassembly Gently detach the Sheet Metal Battery Plate from the shield can There are four snap hooks securing the Sheet Metal Battery Plate Gently lift up to release the four hooks as shown in the picture Remove the FPC Bottom Flex Assy with fingers Scrap Not to be reused ...

Page 22: ...r Front Assy Unsnap the connector of the Cable RF by using a Front Opening Tool Gently release the Cable RF from the hook of the Main PBA as shown by using a Flex Film Assembly Tool Insert a Front Opening Tool as shown in picture and pull upwards to release the hook of this side Do the same with the hooks of this side as shown ...

Page 23: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 23 108 Disassembly Remove the Main PBA ...

Page 24: ...uctions Prepare a new Cover Rear Top Follow the 5 11 Cover Rear Top Reassembly instructions 4 2 SIM Tray Follow the 3 1 Disassembly instructions Prepare a new SIM Tray Follow the 5 11 Reassembly instructions 4 3 Cover Rear Bottom Follow the 3 2 Cover Rear Bottom Disassembly instructions Prepare a new Cover Rear Bottom Follow the 5 10 Cover Rear Bottom Reassembly instructions ...

Page 25: ... as described below Prepare a new Label Core Unit Carry out the Installation as described below REMOVAL Insert a Guitar Pick as shown in picture and gently slide back and forth to release the hooks of the Cover Rear Bottom Remove the Cover Rear Bottom Read the old Mobile Phone Label and write the information into the LabelMake program before removal ...

Page 26: ...o not damage the antenna under the Label Core Unit Scrap Not to be reused INSTALLATION Check that the label format is properly loaded in the Zebra printer and write a new Label using the Label Make software Attach a new Label Core Unit on its proper position as indicated by the blue lines Press along to secure its attachment and position Fold the bottom of the Label Core Unit along the broken line...

Page 27: ...uctions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 27 108 Replacement Label Core Unit Prepare the Cover Rear Bottom Place the Cover Rear Bottom on the proper position Press to snap the hooks ...

Page 28: ...ut the Removal as described below Prepare a new Sheet Protection Window Carry out the Installation as described below REMOVAL Peel off the Sheet Protection Window to remove it Scrap Not to be reused INSTALLATION Clean the touch screen and attach a new Sheet Protection Window on its proper position as shown Press along to secure its attachment ...

Page 29: ...108 Replacement 4 6 Cap USB HDMI Carry out the Removal as described below Prepare a new Cap USB HDMI Carry out the Installation as described below REMOVAL Unsnap the hooks of the Cap USB HDMI with fingers as shown in picture Pull to remove it INSTALLATION Insert the Cap USB HDMI into the slot ...

Page 30: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 30 108 Replacement Cap USB HDMI Push it to secure its position ...

Page 31: ... Mobile Communications AB Company Internal 31 108 Replacement 4 7 Cover Rear Sub Assy Follow the 3 1 3 3 Disassembly instructions Prepare a new Cover Rear Sub Assy Follow the 4 8 Installation instructions Follow the 5 9 5 11 Reassembly instructions ...

Page 32: ...ut the Removal as described below Prepare a new Antenna NFC Flex Carry out the Installation as described below Follow the 5 9 5 11 Reassembly instructions REMOVAL Peel off the Antenna NFC Flex by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Place a new Antenna NFC Flex on its proper position as indicated by the guide line Press along to secure its position ...

Page 33: ... 3 1 3 4 Disassembly instructions Prepare a new Key Camera Follow the 5 8 5 11 Reassembly instructions 4 11 Frame Rear Assy Follow the 3 1 3 4 Disassembly instructions Follow the 4 6 4 12 and 4 15 Removal instructions Prepare a new Frame Rear Assy Follow the 4 12 4 15 and 4 6 Installation instructions Follow the 5 8 5 11 Reassembly instructions The gasket Mic on the Frame Rear Assy must be removed...

Page 34: ...low the 3 1 3 4 Disassembly instructions Carry out the Removal as described below Prepare a new Vibrator Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Lift up to remove the Vibrator from the cavity INSTALLATION Place a new Vibrator in the cavity Press to secure its position ...

Page 35: ...the Removal as described below Prepare a new Loudspeaker and a new Adhesive Speaker Carry out the Installation as described below Follow the 4 14 Installation instructions Follow the 5 8 5 11 Reassembly instructions REMOVAL Detach to remove the Loudspeaker from the cavity by using a Front Opening Tool INSTALLATION Place a new Adhesive speaker on the new Loudspeaker Press to secure its attachment ...

Page 36: ...y Mobile Communications AB Company Internal 36 108 Replacement Loudspeaker Adhesive Speaker Place it in the cavity Note the orientation of the Rubber Conductive GND to be installed Press to secure its attachment and position Do not touch the pins ...

Page 37: ...as described below Prepare a new Sheet Speaker Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Gently peel off the Sheet Speaker to remove it by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Place a new Sheet Speaker on the Loudspeaker as indicated by the blue rectangle Press to secure its attachment Do not touch the pins ...

Page 38: ... out the Removal as described below Prepare a new Rubber Conductive GND Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Remove the Rubber Conductive GND by using a pair of Tweezers INSTALLATION Insert a new Rubber Conductive GND in the hole Note the orientation of the Rubber Conductive GND to be installed Press to secure its position ...

Page 39: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 39 108 Replacement Rubber Conductive GND There are two Rubber Conductive GNDs Do the same to the other if need ...

Page 40: ...structions Carry out the Removal as described below Prepare a new Water indicator Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Detach to remove the Water indicator Scrap Not to be reused INSTALLATION Place a new Water indicator on the correct position as indicated by the guide line Press to secure its position ...

Page 41: ...ternal 41 108 Replacement 4 17 Key Volume Follow the 3 1 3 4 Disassembly instructions Prepare a new Key Volume Follow the 5 8 5 11 Reassembly instructions 4 18 Audio Jack Follow the 3 1 3 5 Disassembly instructions Prepare a new Audio Jack Follow the 5 7 5 11 Reassembly instructions ...

Page 42: ...isassembly instructions Carry out the Removal as described below Prepare a new Gasket Audio Jack Carry out the Installation as described below Follow the 5 7 5 11 Reassembly instructions REMOVAL Detach to remove the Gasket Audio Jack Scrap Not to be reused INSTALLATION Attach a new Gasket Audio Jack in the cavity as shown Press to secure its position ...

Page 43: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 43 108 Replacement Gasket Audio Jack Peel off the protective film ...

Page 44: ...y instructions Carry out the Removal as described below Prepare a new FPC Side Key Carry out the Installation as described below Follow the 5 6 5 11 Reassembly instructions REMOVAL Unlock the ZIF connector Turn it over and gently detach the FPC of this side as shown Gently insert the Front Opening Tool as shown to release this side Scrap Not to be reused ...

Page 45: ...h 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 45 108 Replacement FPC Side Key Remove it INSTALLATION Insert a new FPC Side Key into the ZIF connector Lock it Press along to secure its position and attachment ...

Page 46: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 46 108 Replacement FPC Side Key Push the FPC to turn it over Press to make it securely attached ...

Page 47: ...escribed below Prepare a new Carrier NFC Sub PBA Carry out the Installation as described below Follow the 4 20 Installation instructions Follow the 5 6 5 11 Reassembly instructions REMOVAL Push the shield can as shown in picture to release the PBA Sub NFC Assy from the Carrier NFC Sub PBA Scrap Not to be reused INSTALLATION Prepare a new Carrier NFC Sub PBA and securely place the PBA Sub NFC Assy ...

Page 48: ...bile Communications AB Company Internal 48 108 Replacement 4 22 PBA Sub NFC Assy Follow the 3 1 3 6 Disassembly instructions Prepare a new PBA Sub NFC Assy Follow the 4 21 and 4 20 Installation instructions Follow the 5 6 5 11 Reassembly instructions ...

Page 49: ...isassembly instructions Carry out the Removal as described below Prepare a new Camera and a new Gasket Camera Carry out the Installation as described below Follow the 5 7 5 11 Reassembly instructions REMOVAL Insert a Guitar Pick and gently pull upwards to release the hooks of the Carrier NFC Assy Do the same to release the hook of this side Turn it over ...

Page 50: ... Mobile Communications AB Company Internal 50 108 Replacement Camera Gasket Camera Unsnap the BtB connector of the Camera Remove the Camera INSTALLATION Attach a new Gasket Camera on a new Camera as shown Press to secure its attachment and position ...

Page 51: ...ions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 51 108 Replacement Camera Gasket Camera Press to snap the BtB connector Gently push it into the cavity Press to secure its position Turn it over ...

Page 52: ... Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 52 108 Replacement Camera Gasket Camera Press this side to insert the hooks into the holes Press to snap the hook of this side ...

Page 53: ...the Removal as described below Prepare a new FPC Top Flex Carry out the Installation as described below Follow the 5 4 5 6 Reassembly instructions Follow the 4 19 Installation instructions Follow the 5 7 5 11 Reassembly instructions REMOVAL Release this side of the FPC Top Flex from the cavity by using a Front Opening Tool Unsnap the hook of the FPC Top Flex as shown Turn it over ...

Page 54: ...Internal 54 108 Replacement FPC Top Flex Gently release the Ear Speaker from the cavity and remove it Scrap the FPC Top Flex Not to be reused INSTALLATION Prepare a new FPC Top Flex and place the Ear Speaker into the cavity Press to secure its position Peel off the protective film ...

Page 55: ...structions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 55 108 Replacement FPC Top Flex Turn it over Push the FPC into the cavity Press along to secure its attachment Press to snap the hook ...

Page 56: ...ternal 56 108 Replacement 4 25 Ear Speaker Follow the 3 1 3 8 Disassembly instructions Prepare a new Ear Speaker Follow the 4 24 Installation instructions Follow the 5 4 5 6 Reassembly instructions Follow the 4 19 Installation instructions Follow the 5 7 5 11 Reassembly instructions ...

Page 57: ... the 5 8 5 11 Reassembly instructions REMOVAL Detach to remove the gasket Mic on the Frame Rear Cover as shown in picture by using a Flex Film Assembly Tool The gasket Mic must be removed If no gasket Mic attached on the Frame Rear Cover skip this step Detach to remove the Rubber Mic by using a Flex Film Assembly Tool If no Rubber Mic attached on the microphone skip this step INSTALLATION Place a ...

Page 58: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 58 108 Replacement Rubber Mic Press to secure its position ...

Page 59: ... out the Removal as described below Prepare a new Carrier Holder Bottom Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Pull outward to release the Carrier Holder Bottom from the hook of this side as shown Remove the Carrier Holder Bottom INSTALLATION Insert a new Carrier Holder Bottom into its cavity as shown and secure its position ...

Page 60: ...oval as described below Prepare a new Sheet Touch ZIF Carry out the Installation as described below Follow the 5 8 5 11 Reassembly instructions REMOVAL Gently peel off the Sheet Touch ZIF and remove it by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Place a new Sheet Touch ZIF on its correct position as indicated by the blue line Press along to secure its attachment ...

Page 61: ...28 Removal instructions Carry out the Removal as described below Prepare a new Sheet LCM FPC Carry out the Installation as described below Follow the 4 27 and 4 28 Installation instructions Follow the 5 8 5 11 Reassembly instructions REMOVAL Unlock the ZIF connector by using a Front Opening Tool Release the touch screen FPC by using a Flex Film Assembly Tool Unlock the ZIF connector as shown ...

Page 62: ...Company Internal 62 108 Replacement Sheet LCM FPC Gently detach this side of the Sheet LCM FPC from the Sheet Metal Battery Plate as shown Do the same to the other side Turn it over Gently peel off the Sheet LCM FPC by using a Flex Film Assembly Tool Scrap Not to be reused ...

Page 63: ...ons AB Company Internal 63 108 Replacement Sheet LCM FPC INSTALLATION Prepare a new Sheet LCM FPC and align it as indicated by the holes Securely place the Sheet LCM FPC on the Sheet Metal Battery Plate Press to secure its attachment Peel off the two protective films ...

Page 64: ... Mobile Communications AB Company Internal 64 108 Replacement Sheet LCM FPC Insert the LCD FPC into the ZIF connector Lock it Press along the two sides of the Sheet LCM FPC to secure its attachment Insert the touch panel FPC into the ZIF connector ...

Page 65: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 65 108 Replacement Sheet LCM FPC Lock it ...

Page 66: ...l as described below Prepare a new FPC Bottom Flex and a new Sheet Metal Battery Plate Carry out the Installation as described below Follow the 4 29 and 4 28 Installation instructions Follow the 5 6 5 11 Reassembly instructions REMOVAL Gently detach the FPC by using a Flex Film Assembly Tool as shown in picture Use a Flex Film Assembly Tool to release the camera switch as shown Carefully insert a ...

Page 67: ... 67 108 Replacement FPC Bottom Flex Sheet Metal Battery Plate Unsnap the BtB connector Gently detach the Sheet Metal Battery Plate from the shield can There are four snap hooks securing the Sheet Metal Battery Plate Gently lift up to release the four hooks of the Sheet Metal Battery Plate ...

Page 68: ...ttom Flex Sheet Metal Battery Plate Remove the Sheet Metal Battery Plate with fingers Scrap Not to be reused INSTALLATION Insert the two sides into the clip as indicated by the pointers Securely attached the FPC Bottom Flex on its position as indicated by the holes Press along to secure its attachment and position ...

Page 69: ...mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 69 108 Replacement FPC Bottom Flex Sheet Metal Battery Plate Peel off the two protective films Snap the BtB connector Turn it over Press to snap the hooks ...

Page 70: ...ons AB Company Internal 70 108 Replacement FPC Bottom Flex Sheet Metal Battery Plate Press along to secure its attachment Push the FPC into the cavity by using a Flex Film Assembly Tool Press to secure its position Push the switch into the cavity as shown in picture ...

Page 71: ...placement FPC Bottom Flex Sheet Metal Battery Plate Securely place the FPC on its proper position as indicated by the peg and hole Do not touch the pads on the FPC Press to secure its attachment Gently push the FPC into the cavity by using a Flex Film Assembly Tool Press along to secure its position ...

Page 72: ...ut the Removal as described below Prepare a new Liquid Indicator Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Remove the Liquid Indicator by using a Flex Film Assembly Tool Scrap Not to be reused INSTALLATION Attach a new Liquid Indicator on the Main PBA as indicated by the golden line Press to secure its position and attachment ...

Page 73: ...isassembly instructions Carry out the Removal as described below Prepare a new Rubber Chat Camera Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Remove the Rubber Chat Camera with fingers INSTALLATION Place a new Rubber Chat Camera on the chat camera Press to secure its attachment Do not touch the lens ...

Page 74: ...oval as described below Prepare a new Shield Can Lid APQ Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid APQ by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid APQ Press to snap it Only the edge of the Shield Can is allowed to press ...

Page 75: ...al as described below Prepare a Shield Can Lid Charger Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid Charger by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid Charger Press to snap it Only the edge of the Shield Can is allowed to pres...

Page 76: ...val as described below Prepare a new Shield Can Lid eMMC Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid eMMC by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid eMMC Press to snap it Only the edge of the Shield Can is allowed to press ...

Page 77: ...oval as described below Prepare a new Shield Can Lid MDM Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid MDM by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid MDM Press to snap it Only the edge of the Shield Can is allowed to press ...

Page 78: ...as described below Prepare a new Shield Can Lid Non Cell Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid Non Cell by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid Non Cell Press to snap it Only the edge of the Shield Can is allowed to ...

Page 79: ...moval as described below Prepare a new Shield Can Lid RF Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Unsnap the corners of the Shield Can Lid RF by using a pair of Tweezers and pull upwards to remove it Scrap Not to be reused INSTALLATION Prepare a new Shield Can Lid RF Press to snap it Only the edge of the Shield Can is allowed to press ...

Page 80: ...embly instructions Carry out the Removal as described below Prepare a new Foil Adhesive Double Side Carry out the Installation as described below Follow the 5 1 5 11 Reassembly instructions REMOVAL Gently detach the PBA Sub Antenna Assy from the cavity by using a Front Opening Tool Remove it from the cavity with fingers Gently peel off the Foil Adhesive Double Side ...

Page 81: ...mpany Internal 81 108 Replacement Foil Adhesive Double Side INSTALLATION Place a new Foil Adhesive Double Side on the correct position Press to secure its attachment Peel off the protective film Place the PBA Sub Antenna Assy into the cavity as indicated by the pegs and holes ...

Page 82: ...Working Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 82 108 Replacement Foil Adhesive Double Side Press along to secure its attachment ...

Page 83: ...al Instructions Carry out the Removal as described below Prepare a new Cable RF Carry out the Installation as described below Follow the 4 39 Installation Instructions Follow the 5 1 5 11 Reassembly instructions REMOVAL Disconnect this end of the Cable RF Gently remove the Cable RF from the hooks of the PBA Sub Antenna Assy INSTALLATION Prepare a new Cable RF and the PBA Sub Antenna Assy ...

Page 84: ...ev 6 Sony Mobile Communications AB Company Internal 84 108 Replacement Cable RF Connect this end of the Cable RF Insert the Cable RF into the two hooks as shown Turn the PBA Sub Antenna Assy over and insert the Cable RF into the two hooks ...

Page 85: ... Antenna Assy Follow the 3 1 3 11 Disassembly instructions Follow the 4 39 and 4 40 Removal instructions Carry out the Removal as described below Prepare a new PBA Sub Antenna Assy Carry out the Installation as described below Follow the 4 40 and 4 39 Installation instructions Follow the 5 1 5 11 Reassembly instructions ...

Page 86: ...Follow the 4 39 Removal instructions Prepare a new Battery 1900mAh and a new Cover Front Assy Carry out the Installation as described below Follow the 4 39 Installation instructions Follow the 5 1 5 11 Reassembly instructions REMOVAL Scrap the Battery 1900mAh and the Cover Front Assy Not to be reused INSTALLATION Place a new Battery 1900mAh on the socket Press along to secure its attachment ...

Page 87: ...desk tartup the unit to initialize settings and wait 4 minutes before performs Customize Phone in Emma Please DO NOT move the phone during starting up until Select Language menu is shown on the display After Select Language menu turn off the phone 4 44 Board Swap Change Label CHANGE LABEL Follow the instructions in the Generic Repair Manual Build swap for change of label 4 45 Board Swap Customize ...

Page 88: ... b 5 Camera 6 Carrier NFC Assy 7 Audio Jack 8 Key Volume a Frame Rear Assy b Key Camera c Key On Off d 9 Cover Rear Sub Assy 10 Label Core Unit a Cover Rear Bottom b 11 SIM Tray a Cover Rear Top b 5 1 Cover Front Assy Main PBA Prepare the Cover Front Assy and the Main PBA Place the Main PBA on its proper position and gently pull outwards the Cable RF as shown to make it keep away from the Cover Fr...

Page 89: ...ssembly Press the main PBA to snap the hooks as shown Do not press the pins on the Main PBA Connect this end of the Cable RF Gently push against the Cable RF to snap it into the hook of the Main PBA 5 2 FPC Bottom Flex Assy Follow the 4 29 Installation instructions Prepare a new FPC Bottom Flex Assy ...

Page 90: ...orking Instructions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 90 108 Reassembly Snap the BtB connector Turn it over Press to snap the hooks Press along to secure its attachment ...

Page 91: ...nternal 91 108 Reassembly Push the FPC into the cavity by using a Flex Film Assembly Tool Press to secure its position Push the switch into the cavity as shown in picture Securely place the FPC on its proper position as indicated by the peg and hole Do not touch the pads on the FPC ...

Page 92: ...ternal 92 108 Reassembly Press to secure its attachment Gently push the FPC into the cavity by using a Flex Film Assembly Tool Press along to secure its position 5 3 Sheet LCM FPC Sheet Touch ZIF Carrier Holder Bottom Prepare a new Sheet LCM FPC and align it as indicated by the holes ...

Page 93: ... 6 Sony Mobile Communications AB Company Internal 93 108 Reassembly Securely place the Sheet LCM FPC on the Sheet Metal Battery Plate Press to secure its attachment Peel off the two protective films Insert the LCD FPC into the ZIF connector ...

Page 94: ...mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 94 108 Reassembly Lock it Press along the two sides of the Sheet LCM FPC to secure its attachment Insert the touch panel FPC into the ZIF connector Lock it ...

Page 95: ... Internal 95 108 Reassembly Place a new Sheet Touch ZIF on its correct position as indicated by the blue line Press along to secure its attachment Insert the Carrier Holder Bottom into its cavity as shown and secure its position 5 4 FPC Top Flex Assy Prepare the FPC Top Flex Assy ...

Page 96: ...ony Mobile Communications AB Company Internal 96 108 Reassembly Insert the FPC into the ZIF connector as shown Lock it Attach a new Sheet RCV Flex ZIF on the proper position as indicated by the blue rectangle Press along to secure its attachment ...

Page 97: ...structions mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 97 108 Reassembly Turn it over Press to snap the hooks and secure its attachment 5 5 Camera Prepare the Camera Snap the BtB connector ...

Page 98: ...ny Internal 98 108 Reassembly Gently push it into the cavity Press to secure its position Do not touch the camera lens 5 6 Carrier NFC Assy Follow the 4 20 Removal and Installation instructions to replace a new FPC Side Key Prepare the new Carrier NFC Assy Snap the BtB connector ...

Page 99: ...ony Mobile Communications AB Company Internal 99 108 Reassembly Turn it over Press this side to insert the hooks into the holes as shown Press to snap the hook of this side Securely place the switches on the front unit as indicated by the holes ...

Page 100: ...s along to secure its attachment and position 5 7 Audio Jack Place the Audio Jack into its socket by using a Flex Film Assembly Tool Press to secure its position 5 8 Key Volume Frame Rear Assy Key Camera Key On Off Place the Key Volume on the proper position Note the orientation of the Key Volume to be installed ...

Page 101: ...ons mech 1261 4718 Rev 6 Sony Mobile Communications AB Company Internal 101 108 Reassembly Press it to make it securely mounted Snap the BtB connector Place the Frame Rear Assy on the front unit Press to snap the hooks ...

Page 102: ...ny Mobile Communications AB Company Internal 102 108 Reassembly Press this side to secure its position Press the opposite side Push the Cap USB HDMI to secure its position Apply 14 2 Ncm torque when tightening the three screws with Bits JCIS No 0 ...

Page 103: ...ly Apply 14 2 Ncm torque when tightening the five screws with Bits T5 Place the Key Camera on its correct position Note the orientation of the Key Camera to be installed Press it to make it securely mounted Place the Key On Off on its correct position Note the orientation of the Key On Off to be installed ...

Page 104: ...mmunications AB Company Internal 104 108 Reassembly Press it to make it securely mounted 5 9 Cover Rear Sub Assy Place the Cover Rear Sub Assy on the front unit Press to snap the hooks of it Apply 10 2 Ncm torque when tightening the screw with Bits JCIS No 0 ...

Page 105: ...y 10 2 Ncm torque when tightening the two screws with Bits JCIS No 0 Apply 10 2 Ncm torque when tightening the two screws with Bits JCIS No 0 5 10 Label Core Unit Cover Rear Bottom Attach a new Label Core Unit on its proper position as indicated by the blue lines Press along to secure its attachment and position ...

Page 106: ...Rev 6 Sony Mobile Communications AB Company Internal 106 108 Reassembly Fold the bottom of the Label Core Unit along the broken line Prepare the Cover Rear Bottom Place the Cover Rear Bottom on the proper position Press to snap the hooks ...

Page 107: ... 6 Sony Mobile Communications AB Company Internal 107 108 Reassembly 5 11 SIM Tray Cover Rear Top Insert the SIM Tray into the slot Push it into the bottom of the slot Place the Cover Rear Top on the proper position Push it to snap the hooks ...

Page 108: ...AB Company Internal 108 108 6 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h 3 2012 July 27 Update the chapter 4 42 4 2012 Aug 20 Words adjusted 5 2012 Aug 30 Update the Board Swap chapter 6 2012 Sep 6 Added Rubber Mic ...

Page 109: ...1261 4720 Rev 2 Sony Mobile Communications AB Company Internal Test Instructions mechanical Sony Xperia Ion LT28at LT28i LT28h ...

Page 110: ... 2 10 Vibrator 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 NFC 12 2 2 17 GPS 12 2 2 18 Compass 13 2 2 19 Accelerometer 13 2 2 20 Gyroscope 14 2 2 21 Ambient Light Sensor 14 2 2 22 Proximity switch 15 2 2 23 Pressure Sensor 15 2 2 24 Water Proof test 15 2 2 25 Real time clock 16 2 2 26 Total call time 16 2 2 27 Storage 16 2 2 28 Secur...

Page 111: ...unications AB Company Internal 3 25 2 3 4 Charging via USB Charger or Computer 22 2 4 Network Test 23 2 4 1 On the air call to mobile 23 3 Revision History 25 For general information about test procedures refer to 1220 1333 Generic Repair Manual mechanical ...

Page 112: ... 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 Cover Rear Top 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 113: ...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 114: ...ing keypad combination 7378423 SONY 1 2 3 4 5 6 7 8 9 0 at t 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 SONY Customization Settings Service Settings Service info Service test Service at t The followin...

Page 115: ...lume Up at t 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 Touch Screen at t 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...

Page 116: ...rom low to high strength back to low again Press the Back key to return to the Service Test Menu SONY LED illumination at t 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 middle 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 s...

Page 117: ... 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 to return to the Service Test Menu SONY Media Volume Microphone test Microphone recording at t 2 2 9 Secondary Microphone The previous Speaker test must have been successfully carried out befor...

Page 118: ...ot be regarded as an indication of a defective 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 Camera key 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 SONY at t 2 2 12 Secondary Camera Minor variations in ima...

Page 119: ...on request select Yes Step 2 Searching Step 3 Show the Device Found list SONY 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 at t Step 4 Select the Target Bluetooth Device and type the PIN ...

Page 120: ...t OK Test Complete at t 2 2 16 NFC A NFC SIM card 3FF should be inserted in the phone before the start of this test The NFC test will be done in following sequences 1 Step 1 Select NFC 2 Step 2 NFC Diag Test 3 Step 3 After Tag Reading Enabled can be seen on the display bring a NFC Tag close to the camera lens Don t touch each other to avoid Rear Cover scratch Press the Back key two times to return...

Page 121: ...dures at t 2 2 19 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 Sony Ericsson SONY Accelerometer X 0 1234 Y 6 7890 Z 0 1234 at t 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 pict...

Page 122: ...ed 0 0001 Z Angular Speed 0 0001 at t Check Gravity Values Linear Acceleration Values Rotation Vector Values and Gyroscope Values by moving the phone Gravity Values can be refer to Accelerometer Linear Acceleration Values and Rotation Vector Values are in accordance with the action shown in the picture Gyroscope Values are updated while moving the phone Press the Back key to return to the Service ...

Page 123: ...oximity switch ON with a different type of tone Press the Back key to return to the Service Test Menu SONY Proximity switch ON at t 2 2 23 Pressure Sensor N A This test is not available for this product Sony Ericsson SONY Water Proof Pressure Sensor This device does not support the function This device does not support the function Proximity switch Ambient Light Sensor Accelerometer Compass Gyrosc...

Page 124: ...ck key to return to the Service Test Menu Sony Ericsson SONY Total call time 00 01 07 at t 2 2 27 Storage Memory Storage status Internal Mass Storage is Inserted Mounted as shown on the screen A memory card should be inserted in the phone before starting this test External Storage SD Card is Inserted as shown on the screen Attach USB Adaptor between phone and an USB disk as shown in picture The US...

Page 125: ...ception and sound quality is normal Press the Back key to return to the Service Test Menu Sony Ericsson SONY Set 98000 1 2 FM Radio example 98000 Hz at t 2 2 30 Battery Health Test This test is intended to verify the battery health status when the consumer has complained about the charging or standby time before trying to replace the battery When entering the battery health test menu the screen wi...

Page 126: ...vice Test Menu Sony Ericsson SONY No Data at t 2 2 32 Verify certificates N A Press the Back key to return to the Service Test Menu Sony Ericsson SONY Using dummy applications at t 2 2 33 IrDA Test N A This test is not available for this product Sony Ericsson SONY HDMI Test IrDA Test IrDA Test app doesn t exist IrDA Test app doesn t exist Verify certificates Flip slider counter Battery Health test...

Page 127: ...try different resolutions under HDMI Settings Sony Ericsson SONY HDMI Test HDMI On HDMI Settings at t Attach HDMI cable between phone and HDMI TV out Press HDMI Play Sony Ericsson SONY Play Video Get HDMI Status EDID Reading HDMI Off at t Receive a test tone and a red green blue test picture in the HDMI TV out Monitor and phone Note If the HDMI TV out Monitor doesn t automatically indentify the pi...

Page 128: ... return to the Service Test Menu Sony Ericsson SONY Power Status Active HPD Status H RSEN Status H TDMS Status On HDCP Status On CEC Status Idle at t 2 2 35 Audio Jack test Connect a CTIA headset Repeat the test of 2 2 5 Speaker 2 2 7 Earphone and 2 2 8 Microphone Make sure that the sound from Headset earphone ports are emitted loud and clear SONY at t Keyboard Switch Touch Screen Display LED Illu...

Page 129: ...l 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 Ericsson SONY Notifications Operator name at t 2 3 2 On Off key test Press the On Off key for a long time to turn the phone on or off Press the On Off key for a short time to enter Sleep ...

Page 130: ...olour status is depended on battery remaining capacity Red Battery level is between 1 and 10 Orange Battery level is between 11 and 89 Green Battery is between 90 and 100 If above fails perform below Diagnostic battery Charging Status check Perform a force shut down Press Power key Volume Up for 10sec If phones vibrate three times the shutdown is performed If no vibration is detected the battery m...

Page 131: ...and then start it up again to enable search for an available UMTS signal Ensure that the UMTS 3G icon now is visible at the top of the display To verify phone s radio functions UMTS follow the test procedure as described in chapter 2 4 1 2 LTE Go to the phone menu and set Press Menu key Settings Wireless networks Mobile networks Network Mode LTE only Switch off the phone and then start it up again...

Page 132: ... functions open the browser 3 Enter www sonymobile com if not done by default 4 Select your relevant country if not done by default 5 Select Software 6 Select a phone model 7 Press Download for PC button 8 Press Download PC Companion button 9 Monitor download via task bar if download is completed 10 Open Settings menu and select Storage 11 Choose Downloads 12 Mark PC Companion files and delete by ...

Page 133: ...Test Instructions mech 1261 4720 Rev 2 Sony Mobile Communications AB Company Internal 25 25 3 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h ...

Page 134: ...1261 4721 Rev 3 Sony Mobile Communications AB Company Internal Troubleshooting Guide mechanical LT28at Sony Xperia Ion LT28i LT28h ...

Page 135: ...arch keys Illumination 15 1 6 Speaker 17 1 6 1 Loudspeaker 17 1 7 Earphone 19 1 7 1 Earphone 19 1 8 Microphone 21 1 8 1 Microphone 21 1 8 2 Secondary Microphone 23 1 9 Vibrator 26 1 9 1 Vibrator not generating alerts 26 1 10 Camera 27 1 10 1 Camera defects 27 1 10 2 Video Call Camera defects 28 1 11 Flash LED 29 1 11 1 Flash LED not flashing 29 1 12 Bluetooth and WLAN 31 1 12 1 Bluetooth or WLAN c...

Page 136: ...1 Security fails 45 1 26 FM Radio 46 1 26 1 No Poor FM Radio reception 46 1 27 Flip slider counter 48 1 27 1 Flip slider counter fails 48 1 28 Verify Certificates 49 1 28 1 Verify certificates fails 49 1 29 IrDA Test 50 1 29 1 IrDA test fails 50 1 30 HDMI Test 51 1 30 1 HDMI test fails 51 1 31 Connector Ground Test 52 1 31 1 Connector ground test fails 52 1 32 Network Signal 53 1 32 1 No Poor sign...

Page 137: ...splay 2 If NO activation of the Vibrator is detected check that the battery is charging when connected to a charger Follow Test Instruction Charging via USB Diagnostic Battery Charging status Check Inspect the Key On Off Action 1 If dirty clean it 2 If damaged replace it Check Inspect the BtB connector of battery to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or ...

Page 138: ...nnector of battery is disconnected in the following steps Check Inspect the key on off switch and FPC of the FPC Side Key Action If dirty clean it Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the key on off switch the FPC or the BtB connector of FPC Side K...

Page 139: ...Inspect the menu home back and search keys on the Cover Front Action 1 Refer to the section 1 3 Touch Screen 2 Replace board 1 2 2 Key Camera Check Inspect the Key Camera Action 1 If dirty clean it 2 If damaged replace it Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the key camera switch Action If dirty clean it ...

Page 140: ...x to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the key camera switch the FPC or the BtB connector of FPC Bottom Flex is damaged replace the FPC Bottom Flex 4 Replace board 1 2 3 Key Volume Check Inspect the Key Volume Action 1 If dirty clean it 2 If damaged replace it ...

Page 141: ...clean it Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the key volume switch the FPC or the BtB connector of FPC Side Key is damaged replace the FPC Side Key 4 Replace board 1 2 4 Key On Off Check Inspect the Key On Off Action 1 If dirty clean it ...

Page 142: ...ed in the following steps Check Inspect the key on off switch Action If dirty clean it Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the key on off switch the FPC or the BtB connector of FPC Side Key is damaged replace the FPC Side Key 4 Replace board ...

Page 143: ...g steps Check Inspect the both sides of the ZIF connector on the FPC Bottom Flex and the touch panel FPC of Cover Front Assy Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it 3 If the touch panel FPC or the touch screen is damaged replace the Cover Front Assy Check Inspect the BtB connector of FPC Bottom Flex to the PBA Action 1 If not properly connected d...

Page 144: ... mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 11 62 Problem Areas Touch Screen 3 If the ZIF connector the BtB connector or FPC of FPC Bottom Flex is damaged replace the FPC Bottom Flex 4 Replace board ...

Page 145: ...tery is disconnected in the following steps Check Inspect the both sides of the ZIF connector on the FPC Bottom Flex and the LCD FPC of Cover Front Assy Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the LCD Action 1 If dirty clean it 2 If the LCD or the LCD FPC is damaged replace the Cover Front Assy Check Inspect the BtB connector of FPC...

Page 146: ...de mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 13 62 Problem Areas Display 3 If the ZIF connector the BtB connector or FPC of FPC Bottom Flex is damaged replace the FPC Bottom Flex 4 Replace board ...

Page 147: ... 1 5 LED Illumination 1 5 1 LED Illumination Check Inspect the external window area of the RGB LED on the Cover Front Assy Action 1 If dirty clean it 2 If the external window area is damaged replace the Cover Front Assy Check Inspect the RGB LED on the PBA Action 1 If dirty or clogged clean it 2 Replace board ...

Page 148: ...y is disconnected in the following steps Check Inspect the both sides of the ZIF connector on the FPC Bottom Flex and the touch panel FPC of Cover Front Assy Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it 3 If the touch panel FPC or the illumination window of the keys is damaged replace the Cover Front Assy Check Inspect the BtB connector of FPC Bottom ...

Page 149: ... mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 16 62 Problem Areas Illumination 3 If the ZIF connector the BtB connector or FPC of FPC Bottom Flex is damaged replace the FPC Bottom Flex 4 Replace board ...

Page 150: ...Inspect the Loudspeaker s external port on the Cover Rear Sub Assy Action 1 If the loudspeaker external port is clogged clean it 2 If the loudspeaker external port is damaged replace the Cover Rear Sub Assy Check Inspect the gasket loudspeaker on the Frame Rear Assy Action 1 If dirty clean it 2 If the gasket is damaged replace the Frame Rear Assy ...

Page 151: ...l 18 62 Problem Areas Speaker Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the Loudspeaker s pins and the pads on the Main PBA Action 1 If dirty clean them 2 If the pins of the Loudspeaker are damaged replace the Loudspeaker 3 Replace board ...

Page 152: ...gged clean it 2 If the port is damaged replace the Cover Front Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the Earspeaker s pins and the pads on the FPC Top Flex Acti...

Page 153: ...21 Rev 3 Sony Mobile Communications AB Company Internal 20 62 Problem Areas Earphone 2 If the ZIF connector or the pads of FPC Top Flex is damaged replace the FPC Top Flex 3 If the pins are damaged replace the Earspeaker 4 Replace board ...

Page 154: ...ssy Action 1 If clogged clean the port 2 If the port is damaged replace the Cover Front Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the gasket Mic a the microphone b and rubber Mic c Action 1 If there has gasket Mic a remove it The gasket Mic a must be removed 2 If there is no Rubber Mic c on microphone b assemble a rubber Mic c as show in the...

Page 155: ...ubber Mic is damaged replace it Check Inspect the BtB connector of FPC Bottom Flex to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the BtB connector or the Microphone of FPC Bottom Flex is damaged replace the FPC Bottom Flex 4 Replace board ...

Page 156: ...Microphone Check Inspect the secondary microphone s external port on the Cover Rear Sub Assy Action 1 If clogged clean the port 2 If the port is damaged replace the Cover Rear Sub Assy Check Inspect the mesh of the secondary microphone on the Frame Rear Assy Action 1 If dirty clean it 2 If the mesh is damaged replace the Frame Rear Assy ...

Page 157: ...ot allowed Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector Check Inspect the ZIF connector of FPC Side Key to the PBA Sub NFC Assy Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the ZIF connector 3 If the...

Page 158: ...uide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 25 62 Problem Areas Microphone 4 If the ZIF connector the BtB connector or FPC of FPC Side Key is damaged replace the FPC Side Key 5 Replace board ...

Page 159: ...ck Inspect the Vibrator s pins and the pads on the FPC Bottom Flex Action 1 If dirty or clogged clean them 2 If the Vibrator or its pins is damaged replace the Vibrator Check Inspect the BtB connector of FPC Bottom Flex to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the pads or the BtB connector is damage...

Page 160: ...he camera window scratched or damaged replace the Frame Rear Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the both side of the BtB connector on the PBA and the Camera 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...

Page 161: ...Video Call Camera defects Check Inspect the external area of the video camera window Action 1 If dirty clean it 2 If scratched or damaged replace the Cover Front Assy Check Inspect the Rubber Chat Camera Action 1 If dirty or clogged clean it 2 If not properly mounted remount it 3 If damaged replace it 4 Replace board ...

Page 162: ...Action 1 If dirty clean the window 2 If scratched or damaged replace it Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the flash LED on the PBA Sub NFC Assy Action If dirty clean it Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the B...

Page 163: ... Key to the PBA Sub NFC Assy Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the ZIF connector 3 If the flash LED or the ZIF connector of PBA Sub NFC Assy is damaged replace the PBA Sub NFC Assy 4 If the ZIF connector the BtB connector or FPC of FPC Side Key is damaged replace the FPC Side Key 5 Replace board ...

Page 164: ... on the Frame Rear Assy Action 1 If dirty clean it 2 If the antenna is damaged replace the Frame Rear Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the WLAN and Bluetooth antenna contact pads on the Frame Rear Assy 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 Frame Re...

Page 165: ...ct pins on the PBA Action 1 If dirty or oxidized clean the pads and pins 2 If the pads are damaged replace the Antenna NFC Flex Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector Check Inspect the ZIF connector of FPC Side Key to the PBA Sub NFC Assy Action 1 If not ...

Page 166: ...ications AB Company Internal 33 62 Problem Areas NFC 3 If the pins or the ZIF connector of PBA Sub NFC Assy is damaged replace the PBA Sub NFC Assy 4 If the ZIF connector the BtB connector or FPC of FPC Side Key is damaged replace the FPC Side Key 5 Replace board ...

Page 167: ...r Assy Action 1 If dirty clean it 2 If the antenna is damaged replace the Frame Rear Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the GPS antenna contact pads on the Frame Rear Assy 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 Frame Rear Assy 3 Replace board ...

Page 168: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 35 62 Problem Areas 1 15 Compass 1 15 1 Compass fails Action Replace board ...

Page 169: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 36 62 Problem Areas 1 16 Accelerometer 1 16 1 Accelerometer test fails Action Replace board ...

Page 170: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 37 62 Problem Areas 1 17 Gyroscope 1 17 1 Gyroscope test fails Action Replace board ...

Page 171: ...If scratched or damaged replace the Cover Front Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the light sensor on the FPC Top Flex Action 1 If dirty clean it 2 If the l...

Page 172: ...ed or damaged replace the Cover Front Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it Check Inspect the proximity switch and proximity sensor on the FPC Top Flex Action 1 If dirty clea...

Page 173: ...ooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 40 62 Problem Areas 1 20 Pressure Sensor 1 20 1 Pressure Sensor test fails Action N A This test is not applicable for this product ...

Page 174: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 41 62 Problem Areas 1 21 Water Proof 1 21 1 Water Proof fails Action N A No water proof functions in the phone ...

Page 175: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 42 62 Problem Areas 1 22 Real Time Clock 1 22 1 Real Time Clock test fails Action Replace board ...

Page 176: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 43 62 Problem Areas 1 23 Total call time 1 23 1 Total call time fails Action Replace board ...

Page 177: ...ean the external port Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the memory card holder on the PFC Side Key Action If dirty or clogged clean the holder Check Inspect the BtB connector of FPC Side Key to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the memo...

Page 178: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 45 62 Problem Areas 1 25 Security 1 25 1 Security fails Action Replace board ...

Page 179: ...he BtB connector of battery is disconnected in the following steps Check Inspect the contact pins on the Audio Jack and the contact pads on the FPC Top Flex Action 1 If dirty or oxidized clean the pads and pins 2 If the pins are damaged replace the Audio Jack Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected disconnect and rec...

Page 180: ...hooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 47 62 Problem Areas FM Radio 3 If the pads or the connector of FPC Top Flex is damaged replace the FPC Top Flex 4 Replace board ...

Page 181: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 48 62 Problem Areas 1 27 Flip slider counter 1 27 1 Flip slider counter fails Action N A No slider phone ...

Page 182: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 49 62 Problem Areas 1 28 Verify Certificates 1 28 1 Verify certificates fails Action Replace board ...

Page 183: ...Troubleshooting Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 50 62 Problem Areas 1 29 IrDA Test 1 29 1 IrDA test fails Action N A No IrDA in the phone ...

Page 184: ...mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 51 62 Problem Areas 1 30 HDMI Test 1 30 1 HDMI test fails Check Inspect the HDMI connector Action 1 If dirty or oxidized clean the connector 2 Replace board ...

Page 185: ...ng Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 52 62 Problem Areas 1 31 Connector Ground Test 1 31 1 Connector ground test fails Action N A This test is not applicable for this product ...

Page 186: ...in antenna is damaged replace Frame Rear Assy Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the main antenna contact pin on the PBA Sub Antenna Assy and contact pad on the Frame Rear Assy Action If dirty or oxidized clean the pad and pin Check Inspect the main antenna contact pin on the PBA Sub Antenna Assy and contact pad on the Frame Rear Assy Acti...

Page 187: ...y and contact pads on the Frame Rear Assy Action 1 If dirty or oxidized clean the pads and pins 2 If the pads are damaged replace Frame Rear Assy Check Inspect the connector on the PBA Sub Antenna Assy to the Cable RF Action If not properly connected disconnect and reconnect it Check Inspect the connector of Cable RF to the Main PBA Action 1 If not properly connected disconnect and reconnect it ...

Page 188: ...Sony Mobile Communications AB Company Internal 55 62 Problem Areas Network Signal 2 If the connector the pins or the PBA of PBA Sub Antenna Assy is damaged replace the PBA Sub Antenna Assy 3 If the Cable RF is damaged replace it 4 Replace board ...

Page 189: ... If dirty clean it 2 If damaged replace it Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the SIM card holder Action If dirty or oxidized clean the holder Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean it ...

Page 190: ... the SIM card holder or the ZIF connector of FPC Top Flex is damaged replace the FPC Top Flex 4 Replace board 1 33 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 board ...

Page 191: ...ge Check Inspect the USB connector Action If dirty or oxidized clean the connector Check Inspect the BtB connector of battery to the PBA Action 1 If not properly connected disconnect and reconnect 2 If dirty or oxidized clean the both sides of the BtB connector 3 If the battery or its BtB connector is damaged replace the Battery 1900mAh 4 Replace board ...

Page 192: ...or Note Ensure the BtB connector of battery is disconnected in the following steps Check Inspect the contact pins on the Audio Jack and the contact pads on the FPC Top Flex Action 1 If dirty or oxidized clean the pads and pins 2 If the pins are damaged replace the Audio Jack Check Inspect the both sides of the ZIF connector on the Main PBA and the FPC Top Flex Action 1 If not properly connected di...

Page 193: ...g Guide mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 60 62 Problem Areas HandsFree by Wire 3 If the pads or the ZIF connector of FPC Top Flex is damaged replace the FPC Top Flex 4 Replace board ...

Page 194: ...v 3 Sony Mobile Communications AB Company Internal 61 62 Problem Areas 1 36 Data Communication 1 36 1 Data transfer via System Connector fails Check Inspect the USB connector Action 1 If dirty or oxidized clean the connector 2 Replace board ...

Page 195: ... mech 1261 4721 Rev 3 Sony Mobile Communications AB Company Internal 62 62 2 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h 3 2012 Sep 6 Update the chapter of Microphone ...

Page 196: ...1261 4724 Rev 2 Sony Mobile Communications AB Company Internal Repair Movies mechanical Sony Xperia Ion LT28i LT28h LT28at ...

Page 197: ...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 198: ...heet RCV Flex ZIF a FPC Top Flex Assy b Carrier Holder Bottom a Sheet Touch ZIF b Sheet LCM FPC c FPC Bottom Flex Assy Main PBA a Cover Front Assy b 1 2 Reassembly Cover Front Assy a Main PBA b FPC Bottom Flex Assy Sheet LCM FPC a Sheet Touch ZIF b Carrier Holder Bottom c FPC Top Flex Assy a Sheet RCV Flex ZIF b Camera Carrier NFC Assy Audio Jack Key Volume a Frame Rear Assy b Key Camera c Key On ...

Page 199: ...Repair Movies mech 1261 4724 Rev 2 Sony Mobile Communications AB Company Internal 4 4 2 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h ...

Page 200: ...1261 4727 Rev 3 Sony Mobile Communications AB Company Internal Part List mechanical LT28i LT28h Sony Xperia Ion LT28at ...

Page 201: ...Part List mech 1261 4727 Rev 3 Sony Mobile Communications AB Company Internal 2 10 CONTENTS 1 Part List 3 2 Revision History 10 ...

Page 202: ...ide are often 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 Adhesive Speaker 1255 7735 Antenna NFC Flex 1251 9598 Audio Jack 1242 3994 Battery 1900mAh 1251 9510 Cable RF 1252 5836 Cam...

Page 203: ...ver Front Assy Black ATT 1257 6359 Cover Front Assy Cover Front Assy Black 1264 3311 Cover Rear Bottom Cover Plastic Rear Bottom Black Cover Plastic Rear Bottom Red 1252 4152 1265 6936 Cover Rear Sub Assy Cover Metal Rear Sub Assy Black Cover Metal Rear Sub Assy Red 1252 4144 1265 6943 Cover Rear Top Cover Plastic Rear Top Black Cover Plastic Rear Top Red 1252 4151 1265 6933 Ear Speaker 1226 7255 ...

Page 204: ...esive Double Side 1252 8854 FPC Bottom Flex 1251 7170 FPC Side Key 1251 7188 FPC Top Flex 1252 4223 Frame Rear Assy Frame Rear Assy Black Frame Rear Assy Black RoW Frame Rear Assy Red RoW 1252 6542 1264 7408 1265 7142 Gasket Audio Jack 1252 4189 Gasket Camera 1256 4462 Key Camera Key Camera Key Camera Red 1256 2145 1265 6889 ...

Page 205: ...No Part Location Key On Off Key On Off Key On Off Red 1256 2138 1265 6931 Key Volume Key Volume Key Volume Red 1256 2141 1265 6891 Label Core Unit 1255 2162 Liquid Indicator 1001 0084 Loudspeaker Loudspeaker 11x15 1001 0324 Sheet LCM FPC 1255 0538 Sheet RCV Flex ZIF 1263 9478 Sheet Touch ZIF 1255 8613 ...

Page 206: ...gnation Part No Part Location PBA Sub Antenna Assy PBA Sub Antenna Assy PBA Sub Antenna Assy RoW 1251 7091 1264 7611 PBA Sub NFC Assy 1251 7123 Rubber Chat Camera 1252 4195 Rubber Conductive GND 1261 1491 Rubber Mic 1267 2148 Screw M1 4X2 0 1230 6681 Screw Other Len 3 0 Diam 1 4 1248 2360 ...

Page 207: ...ion Part No Part Location Screw Other Len 4 0 Diam 1 4 1227 2716 Sheet Metal Battery Plate 1252 4233 Sheet Protection Window only for ATT 1248 9107 Sheet Speaker 1252 8531 Shield Can Lid APQ 1252 8233 Shield Can Lid Charger 1252 8241 Shield Can Lid eMMC 1252 8229 Shield Can Lid MDM 1252 8243 ...

Page 208: ...4727 Rev 3 Sony Mobile Communications AB Company Internal 9 10 Designation Part No Part Location Shield Can Lid Non Cell 1252 8235 Shield Can Lid RF 1252 8238 SIM Tray 1263 8998 Vibrator 1245 2711 Water Indicator 1239 5490 ...

Page 209: ...st mech 1261 4727 Rev 3 Sony Mobile Communications AB Company Internal 10 10 2 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h 3 2012 Sep 6 Added Rubber Mic ...

Page 210: ...1261 4732 Rev 3 Sony Mobile Communications AB Company Internal Go No Go Test electrical Sony Xperia Ion LT28i LT28h LT28at ...

Page 211: ... 1 Antenna Coupler LT28at and LT28i all bands 3 1 2 Antenna Coupler LT28h LT28i and LT28at no LTE 3 1 3 Attenuation Factors 5 1 3 1 Loss Values Antenna Coupler CMW Z11 5 1 3 2 Loss Values Antenna Coupler CMU Z11 6 2 Revision History 7 LT28i and LT28at all bands is ONLY implemented in CMWrun LT28h LT28at and LT28i no LTE is ONLY implemented in SERPII ...

Page 212: ...850 900 1800 1900 WCDMA 850 1700 1900 2100 LTE BAND 4 17 Put the grid positioning holder with its reference point in position J11 and place the phone as shown in the adjacent picture 1 2 Antenna Coupler LT28h LT28i and LT28at no LTE The following equipment has to be used Rohde Schwartz RF Shield Package Rohde Schwartz RF Shield Box CMU Z11 Rohde Schwartz RF Coupler Grid Positioning Holder RF Test ...

Page 213: ...ameters to be found in 1220 1336 Generic Repair Manual electrical together with the Attenuation Factors below This phone is available in tree versions LT28at LT28i and LT28h including the following bands LT28at GSM 850 900 1800 1900 WCDMA 850 1900 2100 LTE Band 4 17 LT28i GSM 850 900 1800 1900 WCDMA 850 1700 1900 2100 LTE Band 4 17 LT28h GSM 850 900 1800 1900 WCDMA 850 900 1700 1900 2100 ...

Page 214: ...1 7 72 GSM 900 Low 10 8 84 10 8 84 Mid 12 9 06 12 9 06 High 11 9 98 11 9 98 GSM 1800 Low 14 18 24 14 17 54 Mid 14 18 24 14 19 84 High 16 14 48 16 14 48 GSM 1900 Low 21 14 52 21 14 52 Mid 21 16 07 21 16 07 High 21 17 33 21 18 83 WCDMA 850 Low 11 5 90 11 6 80 Mid 12 6 80 12 6 80 High 12 7 70 12 7 70 WCDMA 1700 Low 20 18 31 Mid 24 23 11 High 24 17 15 WCDMA 1900 Low 10 13 75 10 13 75 Mid 12 15 60 12 1...

Page 215: ...00 12 23 11 00 11 62 11 00 10 62 High 11 00 11 01 12 00 11 77 12 00 11 77 GSM 1900 Low 10 00 14 48 14 50 13 59 11 50 19 59 Mid 10 00 13 36 13 00 12 95 10 00 14 95 High 10 00 12 68 14 50 11 81 10 50 13 81 WCDMA 850 Low 7 00 8 99 5 50 9 06 5 50 9 06 Mid 8 00 8 13 5 00 8 61 5 00 8 61 High 7 00 7 01 5 00 7 27 5 00 7 27 WCDMA 900 Low 6 00 6 18 Mid 8 00 5 71 High 7 00 5 98 WCDMA 1700 Low 12 50 13 17 11 ...

Page 216: ...1261 4732 Rev 3 Sony Mobile Communications AB Company Internal 7 7 2 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 June 1 Adjust WCDMA Band2 Mid Channel loss value 3 2012 Aug 16 LT28h added LT28i and LT28at no LTE added ...

Page 217: ...1266 2375 Rev 2 Sony Mobile Communications AB Company Internal Customization build swap LT28i LT28h LT28at Sony Xperia Ion ...

Page 218: ...NTENTS 1 Emma Login Script Execution 3 2 Customization Workflow 4 2 1 Customize Unit 5 2 2 Power on unit 6 2 3 Customize to Ship or Build Swap 7 2 3 1 Customize to Ship 7 2 3 2 Build Swap 7 3 Revision History 8 For general information about Customization and Swap refer to 1221 5655 Generic Repair Manual build swap ...

Page 219: ...ction Build Swap Sony Mobile Communications AB Company Internal Emma Login Script Execution In order to change a phone from Customer A to Customer B you must run a Customization Script Start by launching the Emma application Micro USB to USB cable to one of the connect the cable to has to be inserted into one of the computer s USB ports to be able to log in Activation you need to be properly logge...

Page 220: ...Customization Repair Instruction Build Swap 1266 2375 Rev 2 Sony Mobile Communications AB Company Internal 4 8 2 Customization Workflow ...

Page 221: ...look for the Customize script for the desired Sales Item if that script is not available locally select Server search for a complete list of available scripts When creating a build swap unit select LT28 Service 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 s...

Page 222: ... AB Company Internal 6 8 Customization Workflow 2 2 Power on unit Press the key On Off to power on the unit Place unit on flat desk and wait 4 minutes until system boot up has been completed Please DO NOT move the unit during starting up until Select Language menu is shown on the display ...

Page 223: ... the Exchange Unit Box LabelMake instructions to be found on CSPN under LabelMake 2 3 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 1261 4718 Working Instructions mechanical 2 3 2 Build Swap 2 3 2 1 Label Unit Using a red marker label t...

Page 224: ...mization Repair Instruction Build Swap 1266 2375 Rev 2 Sony Mobile Communications AB Company Internal 8 8 3 Revision History Rev Date Changes Comments 1 2012 May 18 Initial release 2 2012 July 25 Added LT28h ...

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