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Samsung SM-X818U, Repair Manual

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Samsung SM-X818U Repair Manual Download Page 92

Disassembly and Assembly

92

Main Board Remove

The PBA can only be replaced at an authorized repair shop. If the PBA is faulty, 

contact Samsung for further instruction.

1 

Check and remove the screw on main board.

Check the number of screws that have been removed, and store them carefully to 

make sure that no unassembled screws are left inside the device during assembly.

2 

Using the tweezers and opening pick, separate connectors and coaxial cable 

connectors (Blue/White) from the main board.

Be careful not to damage the near components and cables.

Summary of Contents for SM-X818U

Page 1: ...www samsung com REPAIR GUIDE SM X818U SM X816B SM X810 English Rev 1 0...

Page 2: ...e Update Failure 8 Recovering on AnotherComputer 9 Performing a Factory Data Reset QualityTest 11 Quality Test Using the Samsung Members App 11 Device Diagnostics 12 Test Items Calibrations 25 Calibra...

Page 3: ...placement 58 SIM Card Tray Remove 60 Button Remove 63 Screen Remove 78 Camera Remove 86 Charging Port Remove 92 Main Board Remove 99 SpeakerRemove 116 VibratorMotorRemove 117 SIM Card Socket Remove 11...

Page 4: ...herthan a Samsung certified carrierwill not be covered by the warranty Use only demagnetized tools that are specifically designed forsmall electronic repairs as most electronic parts are sensitive to...

Page 5: ...reign objects around the battery During assembly check if there are any abnormalities before reattaching the back cover and be careful not to damage the battery by hitting ordenting it If the battery...

Page 6: ...es 6 Instructional Icons Warning situations that could cause injury to yourself orothers Caution situations that could cause damage to yourdevice orotherequipment Notice notes usage tips oradditional...

Page 7: ...te Failure If yourdevice becomes disconnected from a network before the update is complete the update may fail Reconnect to a network and complete the update Updating Software through Smart Switch You...

Page 8: ...Smart Switch again on the computer 2 Click EmergencySoftware Recoveryand Reset The device list will appear 3 Click the device that experienced a software update errorand click Device reset OK The dev...

Page 9: ...ed apps from the device Before performing the factory data reset rememberto make backup copies of all important data stored in the device Samsung is not responsible forthe loss of data stored in the d...

Page 10: ...Software Update 10 3 Tap Reset Delete all All data will be deleted when rebooting During a factory data reset the device may repeat rebooting and the logo may be displayed fora long time...

Page 11: ...rto receive furtherinstruction Any malfunctions caused byyour repairmay incuradditional repaircharges The Samsung Members app is subject to update without any priornotice To use this feature you must...

Page 12: ...instructions depending on the test item Keep an eye on the screen during testing to ensure smooth progress If the exclamation mark appears on any test items afterfinishing the test tap them to find t...

Page 13: ...rd tray and replace it If possible try again with anotherSIM card Powerrestart status Function Check yourdevice s restart history Provided information Status Viewwhetherthe feature is working normally...

Page 14: ...View frequently asked questions Sensors Function Check whetherthe sensors are working normally Provided information Status Viewwhetherthe feature is working normally Sensortypes View the status of ea...

Page 15: ...g normally How to check Press the buttons by following the directions on the screen Provided information Status Viewwhetherthe feature is working normally Button types View the status of each button M...

Page 16: ...eakertypes View the status of each speaker FAQ View frequently asked questions Vibration Function Check whetherthe vibration feature is working normally Provided information Status Viewwhetherthe feat...

Page 17: ...ras The picture that was taken will be displayed to check the quality of the pictures Provided information Status View the status whetherthe feature is working normally Camera types View the status of...

Page 18: ...rding is finished tap Play and select a button according to the question Provided information Status Viewwhetherthe feature is working properly Mic types View the status of each mic FAQ View frequentl...

Page 19: ...ts might be more accurate when you test outside Wi Fi Function Check whetherWi Fi can search for Wi Fi routers Provided information Status Viewwhetherthe feature is working normally Available networks...

Page 20: ...w frequently asked questions To test this feature the Bluetooth feature must be activated Fingerprint recognition Purpose Check whetherthe fingerprint recognition sensoris working How to check Place y...

Page 21: ...quently asked questions To test this feature yourface must be registered Wired headphones Purpose Check whetherthe headphone jack recognizes the headphones normally How to check 1 Connect headphones t...

Page 22: ...will turn blue 2 Hoverthe S Pen overthe screen and move from A to B The blue circle will move along with the S Pen Provided information Status Viewwhetherthe feature is working normally S Pen features...

Page 23: ...ally FAQ View frequently asked questions To test this feature the USB cable must be connected to a computer Cable charging Purpose Check whetherthe multipurpose jack recognizes the chargernormally How...

Page 24: ...lly Charging speed View the charging speed according to the wireless chargeryou put your device on Use only Samsung approved wireless chargers Batterystatus Function Check the batteryvalues and analys...

Page 25: ...to conduct the accurate calibrations afterrepair visit a Samsung Service Centerorwebsite to buy calibration equipment if you do not have any Used Parts and Calibration Functions in Supported Models Th...

Page 26: ...ay camera calibration is only forthe Fold models Using the Self RepairAssistant App 1 Download the Self RepairAssistant app from GalaxyStore ForUS devices you need to install the APK file forthe Self...

Page 27: ...s 27 3 Read Privacy Notice and tap Continue If you are not signed in to your Samsung account a button will appear to sign in If you select the link to read the full Privacy Notice you will be directed...

Page 28: ...t the part that you have replaced and tap Next The required calibrations will be conducted automatically If the device does not have certain components orsensors associated with the part that has been...

Page 29: ...ical Fingerprint Sensor Calibration Resetting the Battery Cycle Count Range SensorCalibration Touch Screen Panel Calibration Speaker Calibration Under display Camera Calibration Fold Models Only and D...

Page 30: ...sults of each calibration item Completed Calibration was done normally Failed Calibration failed Skipped Calibration was skipped 8 On the calibration results page tap Close to close the app Restart yo...

Page 31: ...cally checked in the Self RepairAssistant app so please follow the guidance of the Self RepairAssistant app Three rubbers the white calibration box the black calibration box and the 3D fingerprint dum...

Page 32: ...st be prepared before you start 5 Put the white calibration box on the sensor area below the square side and push the rubberby applying force with yourfinger Tap Next and keep pushing the rubber with...

Page 33: ...s shaped like a square should be located on the square guide line 7 Put the 3D fingerprint dummy rubberon the sensorarea below the square side and push the rubberby applying force with your finger Tap...

Page 34: ...tion is successfully completed If Completed does not appear try calibrating again Resetting the BatteryCycle Count The battery cycle count should be reset wheneveryourdevice s battery is replaced 1 La...

Page 35: ...Calibrations 35 3 Check part and calibration and tap Start 4 Tap Start 5 Read the on screen instructions and tap Scan to scan the QR code ortap Enter manually to enterthe serial number manually...

Page 36: ...Calibrations 36 6 Scan the QR code orenterthe serial numberthat appears on the battery package The reset will begin 7 Check the calibration results...

Page 37: ...devices equipped with them are optimized Range sensorcalibration is available through the Self RepairAssistant app Some content may differfrom yourdevice depending on the region service provider model...

Page 38: ...reen instructions and tap Start 5 In a dark room orarea place the phone face down then press the Volume button 6 The calibration will perform automatically A tone will playwhen calibration is complete...

Page 39: ...ate touch input Touch screen panel calibration is available through the Self RepairAssistant app In the Fold models touch screen panel calibration is performed forboth the main and coverscreens 1 Laun...

Page 40: ...Calibrations 40 4 Read the on screen instructions and tap Start 5 The calibration will perform automatically and the screen will turn white during calibration 6 Check the calibration result...

Page 41: ...alibrated to guarantee optimized speakerperformance fordevices that have it Speakercalibration is available through the Self RepairAssistant app 1 Launch the Self RepairAssistant app 2 Select the part...

Page 42: ...Calibrations 42 4 Tap Start 5 The calibration will perform automatically 6 Check the calibration result...

Page 43: ...display camera calibration is available through the Self RepairAssistant app This feature may not be available depending on the model The availability of this feature can be automatically checked in...

Page 44: ...Calibrations 44 4 Tap Start 5 The calibration will perform automatically 6 Check the calibration result...

Page 45: ...dware failure 1 Fold the device and launch the Self RepairAssistant app on the cover screen 2 Move to the digital hall sensorcalibration screen unfold the device and then press the Volume Up button or...

Page 46: ...Calibrations 46 1 Launch the Self RepairAssistant app 2 Select the part that you have replaced and tap Next 3 Check part and calibration and tap Next 4 Tap Start...

Page 47: ...Calibrations 47 5 The calibration will perform automatically 6 Check the calibration result...

Page 48: ...ew and Parts List 48 ExplodedViewand Parts List The 5G mmWave antenna modules are only supplied with United States devices The product s composition mayvary depending on the country region orcarrier E...

Page 49: ...Flex Cable Red QCB02 Antenna Flex Cable Blue QCB03 Antenna Flex Cable White QCB01 Antenna Flex Cable White QCB05 Antenna Flex Cable Blue QME18 Main Flex Cable Sub PBA to PBA QME12 SIM Card Socket QBC0...

Page 50: ...w and Parts List 50 Number Name QBR06 Bracket QSM01 SIM Card Tray QBR04 Bracket QIF01 Charging Port QFR01 Screen QSP04 Speaker Top Left QSP03 Speaker Top Right QSP02 Speaker Bottom Right QSP01 Speaker...

Page 51: ...ipment foryoursafety Tool Part Code Image Description Safety Goggles Prevents accidents during repair protective equipment Safety Gloves ESD safe cut resistant Prevents accidents during repair protect...

Page 52: ...tray Cross head Screwdriver Tool forscrewing in cross head screws Opening Pick Tool fordisassembling the screen and otherparts Opening Tool Tool fordisassembling the connectorand otherparts Suction C...

Page 53: ...l forhandling connectors cables and otherparts Because it is possible to damage parts or components when using sharp tweezers use tweezers made with plastic orrubbermaterial When removing a vibrator m...

Page 54: ...tity Image Description Screen Adhesive Tape GH81 23924A 1 Double sided adhesive tape forattaching the screen to metal frame Screw 3229 6001 003229 25 Screws forthe bracket 25 ea Screw 3443 6001 003443...

Page 55: ...9348A 1 Double sided adhesive tape forattaching the vibratormotor to back cover module 5G mmWave Antenna Module H Adhesive Tape GH02 24578A 1 Adhesive tape to attach the right 5G mmWave antenna to met...

Page 56: ...ght SpeakerFPCB Adhesive Tape GH81 24025A 1 Double sided adhesive tape forattaching the FPCB of top right speakerto back covermodule Top Left Speaker FPCB_1 Adhesive Tape GH81 24026A 1 Double sided ad...

Page 57: ...roken glass 1 Wearsafety goggles and cut resistant gloves 2 To prevent injuries and scattering caused by broken glass attach the tape on the broken glass If yourdevice s glass breaks be careful not to...

Page 58: ...Disassembly and Assembly 58 SIM Card TrayRemove 1 Prepare the device to repairbyyourself...

Page 59: ...sembly 59 2 Insert the ejection pin into the hole of the SIM card tray to loosen the tray and pull out the tray gently from the tray slot Afteryou finish disassembling referto SIM Card TrayAssembly fo...

Page 60: ...button with yourfingers lightly so that the otherend protrudes 2 Hold the tip of the protruding button carefullywith the tweezers and lift it up until you can grab it with yourfingers When holding the...

Page 61: ...ngers lightly so that the otherend protrudes 5 Hold the tip of the protruding button carefullywith the tweezers and lift it up until you can grab it with yourfingers When holding the buttons with the...

Page 62: ...Disassembly and Assembly 62 6 Grab the Side button with yourfingers and pull out it carefully from the device Afteryou finish disassembling referto Button Assembly forhow to reassemble...

Page 63: ...d cause an explosion If yourdevice s glass breaks the debris can cause injury to yourhands or otherbody parts Foryoursafety attach the tape on the broken glass before disassembling the device Follow t...

Page 64: ...he screen can be damaged by excessive force be careful not to damage the screen Be careful that the suction cup does not adhere to the area where the tape or stickeris attached As the internal circuit...

Page 65: ...ive force be careful not to damage the screen Be careful that the suction cup does not adhere to the area where the tape or stickeris attached As the internal circuitry can be damaged do not insert th...

Page 66: ...insert the opening pick in the gap at the top left edge As the screen can be damaged by excessive force be careful not to damage the screen As the internal circuitry can be damaged do not insert the o...

Page 67: ...adhesive from resealing As the screen can be damaged by excessive force be careful not to damage the screen As the internal circuitry can be damaged do not insert the opening pick more than1 2 mm If y...

Page 68: ...insert the opening pick in the gap at the top right edge As the screen can be damaged by excessive force be careful not to damage the screen As the internal circuitry can be damaged do not insert the...

Page 69: ...y excessive force be careful not to damage the screen As the internal circuitry can be damaged do not insert the opening pick more than1 2 mm If you have trouble creating a gap heat the microwaveable...

Page 70: ...urthersoften the adhesive When reheating it should be heated no longerthan 30 seconds 12 Slide the opening pick back and forth along the right edge to slice through the adhesive Leave the opening pick...

Page 71: ...edge Be careful when inserting the opening pick too deeply as this could damage the internal circuitry leading to problems such as abnormal operation of the screen In case of the bottom edge side of...

Page 72: ...ert the opening pick more than1 mm as this could damage the internal circuitry Be careful when inserting the opening pick too deeply as this could damage the internal circuitry leading to problems suc...

Page 73: ...edge Be careful when inserting the opening pick too deeply as this could damage the internal circuitry leading to problems such as abnormal operation of the screen In case of the bottom edge side of t...

Page 74: ...rt the opening pick more than1 mm as this could damage the internal circuitry Be careful when inserting the opening pick too deeply as this could damage the internal circuitry leading to problems such...

Page 75: ...arefully 20 Separate the 2 flex cable connectors from screen with the opening pick before removing the screen completely Make sure to separate the connectors before removing the screen completely Be c...

Page 76: ...Disassembly and Assembly 76 21 Lift the screen and separate it from the back covermodule completely...

Page 77: ...een Make sure to remove any residual tape attached to the inside of the screen before reassembling the device Be careful not to damage the nearcomponents Apply additional heat with a microwaveable hea...

Page 78: ...emove the screws at the 20 different points on bracket Be careful not to damage the nearcomponents Check the numberof screws that have been removed and store them carefully to make sure that no unasse...

Page 79: ...Disassembly and Assembly 79 2 Remove the bracket from back covermodule with tweezers Be careful not to damage the nearcomponents Be careful not to break the bracket as it is very thin...

Page 80: ...ssembly and Assembly 80 3 Using the opening pick separate the battery connectorfrom the main board Make sure to first disconnect the battery connectorforyourown safety Be careful not to damage the bat...

Page 81: ...Disassembly and Assembly 81 4 Using the tweezers separate a coaxial cable Blue from the main board Be careful not to damage the nearcomponents and cables...

Page 82: ...possible forthe device orbattery to be damaged by heat Do not heat the device in a microwave Doing so could cause an explosion Follow the heating bag s instructions forheating The recommended time fo...

Page 83: ...lift the separatorgroove up to the top of the rearcamera module remove the 2 rearcameras one by one and leave the camera lens facing up Be careful not to touch the camera while handing it Be careful...

Page 84: ...Disassembly and Assembly 84 8 Using the opening pick disconnect the front camera connector Be careful not to damage the nearcomponents and camera...

Page 85: ...fully using tweezers oryourfingers and leave the camera lens facing up Be careful not to touch the camera while handing it Be careful not to damage the front camera and nearcomponents Afteryou finish...

Page 86: ...nd remove the screws at the 5 different points on bracket Be careful not to damage the nearcomponents Check the numberof screws that have been removed and store them carefully to make sure that no una...

Page 87: ...Disassembly and Assembly 87 2 Using the tweezers remove the bracket from back covermodule Be careful not to break the bracket as it is very thin...

Page 88: ...on charging port Be careful not to damage the nearcomponents Check the numberof screws that have been removed and store them carefully to make sure that no unassembled screws are left inside the devic...

Page 89: ...he 2 coaxial cable connectors Gray Red on the back of the charging port with tweezers and yourfingers Make sure to separate the coaxial cables Be careful not to damage the cable Be careful not to dama...

Page 90: ...Disassembly and Assembly 90 7 Separate the charging port completely from the back covermodule...

Page 91: ...Disassembly and Assembly 91 8 Using the opening pick remove a flex cable from the charging port Afteryou finish disassembling referto Charging Port Assembly forhow to reassemble...

Page 92: ...ck and remove the screw on main board Check the numberof screws that have been removed and store them carefully to make sure that no unassembled screws are left inside the device during assembly 2 Usi...

Page 93: ...the additional coaxial cable connectors Blue Gray White Red Be careful not to damage the nearcomponents and cables The coaxial cables are only available forthe 5G orLTE devices The cables and connect...

Page 94: ...s separate the additional 5G mmWave antenna connector Be careful not to damage the nearcomponents and cables The 5G mmWave antenna module and its connectors are only available in United States devices...

Page 95: ...Disassembly and Assembly 95 5 Separate the 2 FPCB cable connectors from main board and remove the cable...

Page 96: ...Disassembly and Assembly 96 6 Using the tweezers lift up the main board from back covermodule and remove it Be careful not to damage the main board...

Page 97: ...nd remove the screw on the Wi Fi PBA Be careful not to damage the nearcomponents Check the numberof screws that have been removed and store them carefully to make sure that no unassembled screws are l...

Page 98: ...the tweezers lift up the Wi Fi PBA from back covermodule and remove it The cables and connectors mayvary depending on the country region or specifications Afteryou finish disassembling referto Main B...

Page 99: ...Check and remove the screws at the 4 different points of speakermodule to disassembly Check the numberof screws that have been removed and store them carefully to make sure that no unassembled screws...

Page 100: ...Do not heat the device in a microwave Doing so could cause an explosion Follow the heating bag s instructions forheating The recommended time for heating the bag is 50 seconds in a1000 W microwave an...

Page 101: ...ly Lift up on the separatorgroove and remove it from back covermodule While disassembling the speakermodule separate the attached coaxial cable White together Be careful not to damage the speakers and...

Page 102: ...on the FPCB Be careful not to damage the speakers and FPCB 5 Check and remove the screws at the 2 different points of speakermodule to disassembly Be careful not to damage the nearcomponents Check the...

Page 103: ...Do not heat the device in a microwave Doing so could cause an explosion Follow the heating bag s instructions forheating The recommended time for heating the bag is 50 seconds in a1000 W microwave an...

Page 104: ...ly and Assembly 104 7 Using the tweezers separate the FPCB of speakermodule carefully Lift up on the separatorgroove and remove the module from back covermodule Be careful not to damage the speakers a...

Page 105: ...careful not to damage the speakers and FPCB 9 Check and remove the screws at the 3 different points of speakermodule to disassembly Check the numberof screws that have been removed and store them car...

Page 106: ...Do not heat the device in a microwave Doing so could cause an explosion Follow the heating bag s instructions forheating The recommended time for heating the bag is 50 seconds in a1000 W microwave an...

Page 107: ...e the FPCB of speakermodule carefully Lift up on the separatorgroove and remove the speakermodule from the back cover module Be careful not to damage the speakers and cables The cables and connectors...

Page 108: ...tweezers remove the adhesive tape on the FPCB Be careful not to damage the speakers and FPCB 13 Check and remove the screws at the 3 different points of the speakermodule to disassembly Check the num...

Page 109: ...Do not heat the device in a microwave Doing so could cause an explosion Follow the heating bag s instructions forheating The recommended time for heating the bag is 50 seconds in a1000 W microwave an...

Page 110: ...Assembly 110 15 Using the tweezers separate the FPCB of speakermodule carefully Lift up on the separatorgroove and remove the speakermodule from the back cover module Be careful not to damage the spea...

Page 111: ...l cable Blue from the back of speakerusing tweezers Return the speakermodule to its original state and separate the attached coaxial cable Gray from speakermodule carefully Be careful not to damage th...

Page 112: ...Disassembly and Assembly 112 Coaxial cable Blue Coaxial cable Gray...

Page 113: ...Disassembly and Assembly 113 17 Using the tweezers remove the adhesive tape on the FPCB Be careful not to damage the speakers and FPCB...

Page 114: ...onal coaxial cables Blue Gray completely from back covermodule carefully Be careful not to damage the cables The coaxial cables are only available forthe 5G orLTE devices The cables and connectors may...

Page 115: ...Disassembly and Assembly 115 Coaxial cable Blue Afteryou finish disassembling referto SpeakerAssembly forhow to reassemble...

Page 116: ...oove of vibratormotorand remove it carefully from back covermodule Be careful not to damage the vibratormotor 2 Remove the adhesive tape on the bottom of the vibratormotor Be careful not to damage the...

Page 117: ...the SIM card socket slowly and separate the SIM card socket carefully Be careful not to damage the nearcomponents and SIM card socket If you feel like the SIM card socket is stuck too hard apply a mic...

Page 118: ...and Assembly 118 2 Remove the adhesive tape on the bottom of the SIM card socket Be careful not to damage the SIM card socket Afteryou finish disassembling referto SIM Card Socket Assembly forhow to...

Page 119: ...the pointed end of yourtweezers in the gap between the edge of the 5G mmWave antenna and the frame Pry up on the antenna until you can grab it with the tweezers oryourfingers Be careful not to damage...

Page 120: ...the 5G mmWave antenna be careful not to damage it 3 Remove the adhesive tape from bottom of the 5G mmWave antenna module with tweezers oryourfingers Be careful not to damage the antenna Afteryou fini...

Page 121: ...Disassembly and Assembly 121 Back CoverModule The back covermodule consists of the back cover metal bracket and battery As they are bonded to each other they cannot be separated...

Page 122: ...is device and adhesive tapes Wearan anti static wrist strap and connect it to the grounded ESD safe mat Leaving screws inside the device may damage internal components such as the battery When assembl...

Page 123: ...he 5G mmWave antenna you need to replace the adhesive tape on the 5G mmWave antenna 2 Remove the clearfilm from the new adhesive tape and apply it to the bottom of the antenna with its round end furth...

Page 124: ...crews inside the device 1 Remove the clearfilm from new SIM card socket adhesive tape and apply it to the bottom of the SIM card socket Remove the release film from the adhesive tape Be careful not to...

Page 125: ...ed screws inside the device 1 Remove the clearfilm from newvibratormotoradhesive tape and apply it to the bottom of the vibratormotor Remove the release film from the adhesive tape Be careful not to d...

Page 126: ...leave any unassembled screws inside the device 1 Forthe 5G orLTE devices connect 2 coaxial cables Gray Blue on back covermodule carefully using tweezers oryourfingers Be careful not to damage the cab...

Page 127: ...Disassembly and Assembly 127 Coaxial cable Gray 2 Prepare the speakermodule to assembly and the new adhesive tape 1 ea to be attached to the speakermodule...

Page 128: ...mbly and Assembly 128 3 Remove the release film from the new speakerFPCB tape Using the tweezers attach the new tape to the FPCB of speakermodule 4 Remove the release film from the tape attached to th...

Page 129: ...overcarefully and connect the coaxial cable Blue Return the speakermodule to its original state Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be careful no...

Page 130: ...g the tweezers place the speakermodule to the exact position and assemble it to the back covermodule Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be caref...

Page 131: ...softly and evenly on the speakermodule and the FPCB so that the speakermodule can be completely attached Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be...

Page 132: ...sembly 132 8 Check the screws 3369 3 ea at the 3 different points and fasten the 3 screws to the speakermodule 9 Prepare the speakermodule to assembly and the new adhesive tape 1 ea to be attached to...

Page 133: ...bly and Assembly 133 10 Remove the release film from the new speakerFPCB tape Using the tweezers attach the new tape to the FPCB of speakermodule 11 Remove the release film from the tape attached to t...

Page 134: ...ial cables White Red to the speaker module carefully Place the speakermodule to the exact position and assemble it to the back cover module Be careful not to damage the battery Be careful not to damag...

Page 135: ...n softly and evenly on the speakermodule and the FPCB so that the speakermodule can be completely attached Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be...

Page 136: ...embly 136 14 Check the screws 3369 3 ea at the 3 different points and fasten the 3 screws to the speakermodule 15 Prepare the speakermodule to assembly and the new adhesive tape 1 ea to be attached to...

Page 137: ...bly and Assembly 137 16 Remove the release film from the new speakerFPCB tape Using the tweezers attach the new tape to the FPCB of speakermodule 17 Remove the release film from the tape attached to t...

Page 138: ...8 18 Place the speakermodule to the exact position and assemble it to the back cover module Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be careful not to...

Page 139: ...n softly and evenly on the speakermodule and the FPCB so that the speakermodule can be completely attached Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be...

Page 140: ...embly 140 20 Check the screws 3369 2 ea at the 2 different points and fasten the 2 screws to the speakermodule 21 Prepare the speakermodule to assembly and the new adhesive tapes 2 ea to be attached t...

Page 141: ...Disassembly and Assembly 141 22 Remove the release film from the new speakerFPCB tape Using the tweezers attach the new tape to the FPCB of speakermodule...

Page 142: ...Disassembly and Assembly 142 23 Remove the release films from the tapes attached to the FPCB...

Page 143: ...ble White to the speakermodule Place the speakermodule to the exact position and assemble it to the back cover module Be careful not to damage the battery Be careful not to damage the cables and speak...

Page 144: ...n softly and evenly on the speakermodule and the FPCB so that the speakermodule can be completely attached Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be...

Page 145: ...he speaker module Be careful not to damage the battery Be careful not to damage the cables and speakermodule Be careful not to damage the nearcomponents The coaxial cables are only available forthe 5G...

Page 146: ...Disassembly and Assembly 146 27 Check the screws 3369 4 ea at the 4 different points and fasten the 4 screws to the speakermodule...

Page 147: ...tery When assembling be extra careful not to leave any unassembled screws inside the device 1 With the tweezers place the Wi Fi PBA to the exact position and assemble it to the back covermodule Be car...

Page 148: ...3443 1 ea point and fasten it to the Wi Fi PBA Be careful not to damage the Wi Fi PBA and nearcomponents 3 Place the main board to the exact position and assemble it to the back covermodule Be carefu...

Page 149: ...emble the FPCB cable to exact position of the main board 5 Using the tweezers and yourfingers connect all connectors and all coaxial cable connectors Blue White to the main board Be careful not to dam...

Page 150: ...The coaxial cables are only available forthe 5G orLTE devices The cables and connectors mayvary depending on the country region or specifications 7 Forthe United States 5G devices connect the addition...

Page 151: ...Disassembly and Assembly 151 8 Check the screw 3463 1 ea point and fasten it to the main board Be careful not to damage the main board and nearcomponents...

Page 152: ...ng Port Assembly Leaving screws inside the device may damage internal components such as the battery When assembling be extra careful not to leave any unassembled screws inside the device 1 Connect th...

Page 153: ...nectors to the back of charging port with tweezers oryourfingers first Be careful not to damage the cable Be careful not to damage the nearcomponents The coaxial cables are only available forthe 5G or...

Page 154: ...Disassembly and Assembly 154...

Page 155: ...rt to the exact position Assemble the charging port to the back covermodule and press down on it softly and evenly so that the charging port can be completely attached Be careful not to damage the nea...

Page 156: ...Disassembly and Assembly 156 5 Check the screws 3443 3 ea at the 3 different points and fasten the 3 screws to the charging port Be careful not to damage the charging port and nearcomponents...

Page 157: ...Disassembly and Assembly 157 6 Assemble the bracket to the back covermodule Be careful not to break the bracket as it is very thin...

Page 158: ...Disassembly and Assembly 158 7 Check the screws 3229 5 ea at the 5 different points and fasten the 5 screws Be careful not to damage the nearcomponents...

Page 159: ...ul not to leave any unassembled screws inside the device 1 Place the front camera in the camera hole so that the lens faces upward and gently insert the front camera Press down softly and evenly on th...

Page 160: ...Disassembly and Assembly 160 2 Connect the front camera connectorto the main board Be careful not to damage the front camera and nearcomponents...

Page 161: ...Disassembly and Assembly 161 3 Using the tweezers oryourfingers gently insert the 2 rearcamera modules one by one in the camera hole so that the lens faces forward...

Page 162: ...and Assembly 162 4 Press down softly and evenly on the camera module so that the rearcamera can be fully inserted Be careful not to damage the camera lens Be careful not to damage and scratch the cam...

Page 163: ...ssembly and Assembly 163 5 Connect the 2 rearcamera connectors Be careful not to damage the nearcomponents and camera 6 Connect the coaxial cable Blue Be careful not to damage the nearcomponents and c...

Page 164: ...ry connectorto the main board Be careful not to damage the battery Be careful not to damage the battery connectorand nearcomponents 8 Assemble the bracket to the back covermodule with tweezers Be care...

Page 165: ...he 20 screws Be careful not to damage the bracket and nearcomponents 10 Check carefullywith yourfingers to see if there are any screws orotherforeign substances inside the device battery PBA cable etc...

Page 166: ...mbling be extra careful not to leave any unassembled screws inside the device Before attaching the back cover make absolutely sure that there are no screws miscellaneous parts orotherforeign objects o...

Page 167: ...Disassembly and Assembly 167 2 Align the adhesive tape on the back covermodule and attach it Gently press down the upperand lowermiddle adhesive tape to ensure a secure fit...

Page 168: ...Disassembly and Assembly 168 3 Lift the right side of the adhesive tape and remove the innertransparent film from the centerof the inside...

Page 169: ...Disassembly and Assembly 169 4 Align the adhesive tape on the right of the back covermodule and attach it Gently press down the edges to ensure a secure fit...

Page 170: ...Disassembly and Assembly 170 5 Lift the left side of the adhesive tape and remove the innertransparent film from the centerof the inside...

Page 171: ...Disassembly and Assembly 171 6 Align the adhesive tape on the left of the back covermodule and attach it Gently press down the edges to ensure a secure fit...

Page 172: ...Disassembly and Assembly 172 7 While holding the handle of release film remove the transparent film from the adhesive tape completely...

Page 173: ...Disassembly and Assembly 173 8 Leave the inside of the screen visible and connect the 2 flex cable connectors between the screen and back covermodule...

Page 174: ...Disassembly and Assembly 174 9 Turn the screen slowly overback to its original state and attach it to the back cover module...

Page 175: ...and Assembly 175 10 Press down the edges of the screen evenly in orderto attach the screen perfectly If you feel the some gap remove the screen and attach it again Some foreign materials can be inside...

Page 176: ...already included in the back covermodule Replace them only if they need to be repaired 1 Remove the release film of newVolume button 2 Using yourfingers grab the Volume button and insert it on the sl...

Page 177: ...s down the Volume button softly and evenly so that the button can be completely assembled Press the button to make sure it clicks It should have the same sound and feel as before disassembly 4 Remove...

Page 178: ...sing yourfingers grab the Side button and insert it on the slot carefully Insert the Side button in the correct direction as the protruding part of the button is lopsided Be careful not to put the Sid...

Page 179: ...and Assembly 179 6 Press down the Side button softly and evenly so that the button can be completely assembled Press the button to make sure it clicks It should have the same sound and feel as before...

Page 180: ...Disassembly and Assembly 180 SIM Card TrayAssembly 1 Insert the SIM card tray back into the slot and push it in its position...

Page 181: ...vice work properlywith the Self RepairAssistant app afterrepairing and assembling yourdevice Referto Calibrations formore information Visit a Samsung Service Centerwhen finding some issues from the ca...

Page 182: ...This guide is a property of Samsung Electronics Co Ltd Any unauthorized use of guide can be punished underapplicable international and or domestic law Samsung Electronics Co Ltd...

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