Samsung SM-F956B/DS Repair Manual
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REPAIR GUIDE
SM-F956B/DS
SM-F956U
SM-F956U1
English. Rev.1.0
www.samsung.com

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Summary of Contents for Samsung SM-F956B/DS

  • Page 1 REPAIR GUIDE SM-F956B/DS SM-F956U SM-F956U1 English. Rev.1.0 www.samsung.com...
  • Page 2: Table Of Contents

    Updating Software through Smart Switch Recovering from a Software Update Failure Recovering on Another Computer 10 Performing a Factory Data Reset Quality Test Quality Test Using the Samsung Members App Device Diagnostics Test Items Calibrations 26 Calibrations 26 Used Parts and Calibration Functions in Supported Models...
  • Page 3 Table of Contents 40 Touch Screen Panel Calibration 42 Speaker Calibration 44 Under-display Camera Calibration (Fold Models Only) 46 Digital Hall Sensor Calibration (Fold and Flip Models Only) Exploded View and Parts List 49 Exploded View 50 Parts List Disassembly and Assembly 52 Tools for Disassembly and Assembly 55 Fasteners (Adhesives and Materials) for Assembly 59 Disassembly and Reassembly for replacement...
  • Page 4 Table of Contents 118 Front Camera 118 Disassembly 120 Reassembly 122 Rear Camera 122 Disassembly 123 Reassembly 124 Top Speaker 124 Disassembly 126 Reassembly 128 Bottom Speaker 128 Disassembly 131 Reassembly 134 Sub PBA 134 Disassembly 137 Reassembly 140 Cover Camera 140 Disassembly 141 Reassembly 142 Side Button (Fingerprint Recognition Sensor)
  • Page 5: Usage Notices

    Precautions for Repair Samsung is not liable for any damage or defect determined to be caused by repair by a non-authorized carrier, self repair or non-professional repair of the device. Samsung...
  • Page 6: Esd (Electrostatic Discharge) Precautions

    Usage Notices Make sure to wear the appropriate safety equipment before carrying out repairs. • Samsung is not responsible for injuries that may occur because of not wearing the proper safety equipment. Refer to Tools for Disassembly and Assembly for a list of tools that you will need for assembling and disassembling the device.
  • Page 7: Instructional Icons

    Usage Notices Instructional Icons Warning: situations that could cause injury to yourself or others Caution: situations that could cause damage to your device or other equipment Notice: notes, usage tips, or additional information...
  • Page 8: Software Update

    You must download the desktop version of the Smart Switch app from www.samsung.com/smartswitch. This feature may not be supported on some devices or computers. • Limitations apply. Visit www.samsung.com/smartswitch for details. Samsung • takes copyright seriously. On the computer, visit www.samsung.com/smartswitch to download Smart Switch.
  • Page 9: Recovering From A Software Update Failure

    Before performing the factory data reset, remember to make backup copies of all important data stored in the device. Samsung is not responsible for the loss of data stored in the device. Disconnect your device from the computer and launch Smart Switch again on the computer.
  • Page 10: Performing A Factory Data Reset

    Before performing the factory data reset, remember to make backup copies of all important data stored in the device. Samsung is not responsible for the loss of data stored in the device.
  • Page 11 Software Update 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 for a long time.
  • Page 12: Quality Test

    Quality Test Quality Test Using the Samsung Members App It is recommended to evaluate your device through the Samsung Members app after it has been repaired to guarantee its performance. If the test results show any abnormalities or that another malfunction has occurred because of the repair, visit a Samsung Service Center to receive further instruction.
  • Page 13: Test Items

    If the exclamation mark appears on any test • items after finishing the test, tap them to find the solutions. If the problem persists, visit a Samsung Service Center. Test Items Function: Check whether your device can read • near field communication (NFC) tags that contain information about products.
  • Page 14 ‒ FAQ: View frequently asked questions. ‒ History: View your device’s restart history. Official software Function: Check whether the software is working • normally. Provided information • ‒ Status: View whether the feature is working normally. ‒ Service information: View the Samsung Service Center location.
  • Page 15 Quality Test Mobile network Function: Check whether your mobile network is • working normally. Provided information • ‒ Status: View whether the feature is working normally. ‒ Settings: Configure your mobile network settings. ‒ FAQ: View frequently asked questions. Sensors Function: Check whether the sensors are working •...
  • Page 16 Quality Test Touch screen Function: Check whether the touchscreen is • working normally. Provided information • ‒ Status: View whether the feature is working normally. Buttons Function: Check whether the buttons are working • normally. How to check: • Press the buttons by following the directions on the screen.
  • Page 17 Quality Test Speaker Function: Check whether the speakers are • working normally. Provided information • ‒ Status: View whether the feature is working normally. ‒ Speaker types: View the status of each speaker. ‒ FAQ: View frequently asked questions. Vibration Function: Check whether the vibration feature is •...
  • Page 18 Quality Test Camera Function: Check whether the rear and front cameras are working normally. • How to check: • Tap the camera button to test the rear and front cameras. The picture that was taken will be displayed to check the quality of the pictures. Provided information •...
  • Page 19 Quality Test Function: Check whether the microphone is working normally. • How to check: • 1) Tap Record and say something for the recording. 2) When the recording is finished, tap Play and select a button according to the question. Provided information •...
  • Page 20 Quality Test Location accuracy Function: Check whether the location accuracy is • working normally. How to check: • Tap Start. Provided information • ‒ Status: View whether the feature is working normally. ‒ FAQ: View frequently asked questions. The results might be more accurate when you test outside.
  • Page 21 Quality Test Bluetooth Purpose: Check whether Bluetooth can search for • other Bluetooth devices. Provided information • ‒ Status: View whether the feature is working normally. ‒ FAQ: View frequently asked questions. To test this feature, the Bluetooth feature must be activated.
  • Page 22 Quality Test Face recognition Purpose: Check whether the face recognition • sensor is working. How to check: • Look at the screen. Provided information • ‒ Status: View whether the feature is working normally. ‒ FAQ: View frequently asked questions. To test this feature, your face must be registered.
  • Page 23 Quality Test S Pen Purpose: Check whether the S Pen is recognized in all areas of the touchscreen. • How to check: • 1) Tap all the rectangles on the screen with the S Pen. The tapped or dragged rectangles will turn blue. 2) Hover the S Pen over the screen and move from A to B.
  • Page 24 How to check: • Connect a charger to your device. Provided information • ‒ Status: View whether the feature is working normally. ‒ Charging speed: View the charging speed according to the charger you connected. Use only Samsung-approved chargers.
  • Page 25 ‒ Status: View whether the feature is working normally. ‒ Charging speed: View the charging speed according to the wireless charger you put your device on. Use only Samsung-approved wireless chargers. Battery status Function: Check the battery values and analysis. • Provided information •...
  • Page 26: Calibrations

    In order to guarantee the stable and correct performance of components or sensors, it is required to conduct calibrations through the Self Repair Assistant app after repair. If the calibration results show any malfunctions, visit a Samsung Service Center for further action. Any malfunctions caused by your repair may incur additional repair charges.
  • Page 27: Using The Self Repair Assistant App

    Calibrations Depending on the model, the screen module may include batteries. So when • the screen module is replaced, the battery also has to be selected and a battery cycle reset must be performed. In the Fold models, touch screen panel calibration is performed for both the •...
  • Page 28 Calibrations 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 to...
  • Page 29 Calibrations Check permissions and tap Continue. Select the part that you have replaced and tap Next. The required calibrations will be • conducted automatically. If the device does not have certain • components or sensors associated with the part that has been replaced, relative calibration will be skipped automatically.
  • Page 30 Calibrations Read the on-screen instructions and tap Start. Refer to Optical Fingerprint Sensor Calibration, Resetting the Battery Cycle Count, Range Sensor Calibration, Touch Screen Panel Calibration, Speaker Calibration, Under-display Camera Calibration (Fold Models Only), and Digital Hall Sensor Calibration (Fold and Flip Models Only) for more information.
  • Page 31 Calibrations Check the results of each calibration item. Completed: Calibration was done • normally. Failed: Calibration failed. • Skipped: Calibration was skipped. • On the calibration results page, tap Close to close the app. Restart your device to finish calibrating.
  • Page 32: Optical Fingerprint Sensor Calibration

    Calibrations Optical Fingerprint Sensor Calibration Whenever the screen is replaced, the optical fingerprint sensor must be calibrated to guarantee optimized fingerprint sensor performance for devices that have it. Optical fingerprint sensor calibration is available through the Self Repair Assistant app. This feature may not be available depending on the model.
  • Page 33 Calibrations Check the part and calibration and then tap Start. Read the on-screen instructions and tap Start. The white calibration box must be prepared before you start. Put the white calibration box on the sensor area (below the square side) and push the rubber by applying force with your finger.
  • Page 34 Calibrations Put the black calibration box on the sensor area (below the square side) and push the rubber by applying force with your finger. Tap Next and keep pushing the rubber with your finger until you see the success message. The black calibration box must be •...
  • Page 35: Resetting The Battery Cycle Count

    Calibrations Check the result of the calibration. Completed appears only when the calibration is successfully completed. If Completed does not appear, try calibrating again. Resetting the Battery Cycle Count The battery cycle count should be reset whenever your device’s battery is replaced. Launch the Self Repair Assistant app.
  • Page 36 Calibrations Check part and calibration and tap Start. Tap Start. Read the on-screen instructions and tap Scan to scan the QR code, or tap Enter manually to enter the serial number manually.
  • Page 37 Calibrations Scan the QR code or enter the serial number that appears on the battery package. The reset will begin. Check the calibration results.
  • Page 38: Range Sensor Calibration

    Calibrations Range Sensor Calibration When replacing screens, batteries, back glasses, or charging ports, range sensor calibration is required to ensure the range sensors of devices equipped with them are optimized. Range sensor calibration is available through the Self Repair Assistant app. Some content may differ from your device depending on the region, service provider, model specifications, or device’s software.
  • Page 39 Calibrations Read the on-screen instructions and tap Start. In a dark room or area, place the phone face-down, then press the Volume button. The calibration will perform automatically. A tone will play when calibration is complete. Check the calibration result.
  • Page 40: Touch Screen Panel Calibration

    Calibrations Touch Screen Panel Calibration When replacing screens, touch screen panel calibration is required to ensure accurate touch input. Touch screen panel calibration is available through the Self Repair Assistant app. In the Fold models, touch screen panel calibration is performed for both the main and cover screens.
  • Page 41 Calibrations Read the on-screen instructions and tap Start. The calibration will perform automatically and the screen will turn white during calibration. Check the calibration result.
  • Page 42: Speaker Calibration

    Calibrations Speaker Calibration When replacing speakers, the speaker must be calibrated to guarantee optimized speaker performance for devices that have it. Speaker calibration is available through the Self Repair Assistant app. Launch the Self Repair Assistant app. Select the part that you have replaced and tap Next.
  • Page 43 Calibrations Tap Start. The calibration will perform automatically. Check the calibration result.
  • Page 44: Under-Display Camera Calibration (Fold Models Only)

    Calibrations Under-display Camera Calibration (Fold Models Only) Whenever the screen is replaced, the under-display camera must be calibrated to guarantee optimized under-display camera performance for devices that have it. Under-display camera calibration is available through the Self Repair Assistant app. This feature may not be available depending on the model.
  • Page 45 Calibrations Tap Start. The calibration will perform automatically. Check the calibration result.
  • Page 46: Digital Hall Sensor Calibration (Fold And Flip Models Only)

    The boot screen (the screen where the Samsung and carrier logos appear) will appear normally and then turn off, so it is not a hardware failure.
  • Page 47 Calibrations Launch the Self Repair Assistant app. Select the part that you have replaced and tap Next. Check part and calibration and tap Next. Tap Start.
  • Page 48 Calibrations The calibration will perform automatically. Check the calibration result.
  • Page 49: Exploded View And Parts List

    Exploded View and Parts List Exploded View and Parts List The 5G mmWave antenna modules are only supplied with United States devices. • The product’s composition may vary depending on the country, region, or • carrier. Exploded View...
  • Page 50: Parts List

    Exploded View and Parts List Parts List Number Name QCR97 Screw 2262 QCR244 Screw 3404 QCR258 Screw 3442 QAN02 Antenna (Top) QAN01 Wireless Charging Module QME07 Main Flex Cable (Main lower board to PBA) QCA01 Front Camera QCA02 Rear Camera (Ultra Wide) QCA03 Rear Camera (Wide) QCA04...
  • Page 51 Exploded View and Parts List Number Name QBR02 mmWave Antenna Holder QBR01 Cover Screen Cable Connector Cover QIF01 Charging Port QME05 Main Flex Cable (Sub PBA to RF) QCR002 Screw 3530 QRE01 Main Microphone QSM01 SIM Card Tray QMP02 Sub PBA QUB01 Main Screen QFR02...
  • Page 52: Disassembly And Assembly

    Disassembly and Assembly Disassembly and Assembly Tools for Disassembly and Assembly When repairing devices, you absolutely must wear protective equipment for your safety. Tool & Part Code Image Description Prevents accidents during repair Safety Goggles (protective equipment) Safety Gloves (ESD Prevents accidents during repair safe, cut-resistant) (protective equipment)
  • Page 53 Disassembly and Assembly Tool & Part Code Image Description Prevents electrostatic damage ESD Safe Mat (recommended) Ejection Pin Pin for ejecting the SIM card tray Cross-head Tool for screwing in cross-head Screwdriver screws Tool for disassembling the back Opening Pick cover, cover screen, and other parts Tool for disassembling the Opening Tool...
  • Page 54 Disassembly and Assembly Tool & Part Code Image Description Tool for handling connectors, cables, and other parts Because it is possible • to damage parts or components when using ESD Safe Tweezers sharp tweezers, use and Round Tip tweezers made with plastic Metal Tweezers or rubber material.
  • Page 55: Fasteners (Adhesives And Materials) For Assembly

    Disassembly and Assembly Fasteners (Adhesives and Materials) for Assembly The fasteners composition may vary depending on the repair parts, country, region, or carrier. Item Quantity Image Description Back Cover Double sided adhesive tape Adhesive Tape for attaching the back cover to the metal frame GH81-26091A 3rd Microphone...
  • Page 56 Disassembly and Assembly Item Quantity Image Description Screws for the main screen rear (9 ea) Screw 3442 Screw for the camera (1 ea) Screw for the main lower board (1 ea) 6001-003442 Screws for the charging port (2 ea) Screw 3513 Screws for the cover screen rear (10 ea) 6001-003513...
  • Page 57 Disassembly and Assembly Item Quantity Image Description Cover Screen Double sided adhesive tape Adhesive Tape for attaching the cover screen to the metal frame GH81-26114A Cover Screen Inner Double sided inner right Right Tape tape for attaching the cover screen to metal frame GH81-26111A Cover Screen Inner Double sided inner left...
  • Page 58 Disassembly and Assembly Item Quantity Image Description Metal bracket with adhesive tape to attach the 5G 5G mmWave mmWave antenna to metal Antenna Module frame (V) Metal Bracket The 5G mmWave antenna is only GH98-49256A available for United States devices. Adhesive tape for attaching 5G mmWave the left 5G mmWave...
  • Page 59: Disassembly And Reassembly For Replacement

    Disassembly and Assembly Disassembly and Reassembly for replacement The product’s composition may vary depending on the country, region, or carrier. Before disassembling: Unplug and turn off device before disassembling. • Wear an anti-static wrist strap and connect it to the grounded ESD safe mat. •...
  • Page 60 Disassembly and Assembly Press the acrylic protective cover with strong force so that it is strongly attached to the glass. Wait more than 5 minutes until the bond between the acrylic protective cover and the glass is strengthened. Acrylic protective cover Follow the disassembly steps in this guide.
  • Page 61: Sim Card Tray

    Disassembly and Assembly SIM Card Tray Disassembly Prepare the device to repair by yourself. 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.
  • Page 62: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Insert the SIM card tray back into the slot. Ensure that there are no abnormalities.
  • Page 63: Back Cover

    Disassembly and Assembly Back Cover Disassembly When removing the back cover, ensure that the device is fixed on a flat surface. Heat the microwaveable heating bag and apply it on the back cover for 3 minutes to soften the adhesive. It is possible for the device or battery to be damaged by heat.
  • Page 64 Disassembly and Assembly...
  • Page 65 Disassembly and Assembly Place the suction cup in the center of the left edge of the back cover, and lift it upwards carefully. For separable handle suction cups, be careful not to injure yourself as the handle can be parted during use. As the back cover can be damaged by excessive force, be careful not to damage •...
  • Page 66 Disassembly and Assembly While pulling up the suction cup with strong, steady force to create the gap between the back cover and the metal frame, place the opening pick in the gap between the back cover and the metal frame and slide the opening pick back and forth along the edge to slice through the adhesive.
  • Page 67 Disassembly and Assembly...
  • Page 68 Disassembly and Assembly...
  • Page 69: Reassembly

    Disassembly and Assembly Reassembly 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. Before attaching the back cover, make absolutely sure that there are no screws, miscellaneous parts, or other foreign objects on the inside of the device (among the battery, PBA, etc.).
  • Page 70 Disassembly and Assembly Using the tweezers or your fingers, remove the double-sided adhesive tape around the microphone hole.
  • Page 71 Disassembly and Assembly Remove the release film of the new back cover adhesive tape. Align the adhesive tape precisely on the metal frame and attach it. Then, using the tweezers and your fingers, gently press around the edges several times to ensure a secure fit. Remove the bottom release film underneath the black adhesive of the new microphone hole tape.
  • Page 72 Disassembly and Assembly Using the tweezers or your fingers, remove all the remaining release film on both the back cover and the device. Attach the back cover and press down on the edges of the back cover. Check the gap between the back cover and metal frame.
  • Page 73 Disassembly and Assembly Press down the edges of the back cover evenly in order to attach the back cover perfectly. Ensure that there are no abnormalities.
  • Page 74: Cover Screen

    Disassembly and Assembly Cover Screen Disassembly When removing the cover screen, ensure that the device is fixed on a flat surface. When removing the cover screen, you need to use the metal opening tool because of its strong adhesion. Heat the microwaveable heating bag and apply it on the cover screen for 3 minutes to soften the adhesive.
  • Page 75 Disassembly and Assembly...
  • Page 76 Disassembly and Assembly Place the suction cup in the center of the top edge of the cover screen, and lift it upwards carefully. For separable handle suction cups, be careful not to injure yourself as the handle can be parted during use. As the cover screen can be damaged by excessive force, be careful not to •...
  • Page 77 Disassembly and Assembly Place the suction cup in the center of the top edge of the cover screen, lift it upwards carefully, and then insert the metal opening tool in the gap of the top edge. Slide the metal opening tool back and forth along the top edge to slice through the adhesive. When removing the cover screen, you need to use the metal opening tool because of its strong adhesion.
  • Page 78 Disassembly and Assembly Constantly lift the top edge upwards with the suction cup and insert the opening pick again in the gap at the top edge. Slide the opening pick back and forth along the edge to slice through the adhesive. Repeat this on all sides and slice through the adhesive. Lift up the cover screen slowly and remove it gently.
  • Page 79 Disassembly and Assembly...
  • Page 80 Disassembly and Assembly Using the tweezers, disassemble the cover screen’s FPCB cable connector cover first before removing the cover screen. When removing the cover screen’s FPCB cable connector cover, be careful not to • damage the FPCB cable. The FPCB cable connector cover should be used again when reassembling, so be •...
  • Page 81: Reassembly

    Disassembly and Assembly Reassembly 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. Before attaching the cover screen, make absolutely sure that there are no screws, miscellaneous parts, or other foreign objects on the inside of the device (among the battery, PBA, etc.).
  • Page 82 Disassembly and Assembly Remove the transparent film of the new cover screen inner left tape. Align the tape precisely on the screw location and attach it. Then, using the tweezers and your fingers, gently press around the left edge several times to ensure a secure fit.
  • Page 83 Disassembly and Assembly Remove the transparent film of the new cover screen inner right tape. Align the tape precisely on the screw location and attach it. Then, using the tweezers and your fingers, gently press around the right edge several times to ensure a secure fit. On the device where the inner left and right tapes are attached, align the new cover screen adhesive tape precisely on the screw location and attach it.
  • Page 84 Disassembly and Assembly Using the tweezers or your fingers, remove all the release films one by one.
  • Page 85 Disassembly and Assembly Assemble the cover screen’s FPCB cable connector first and press down with your fingers. When assembling the cover screen’s FPCB cable connector, be careful not to damage the FPCB cable. Assemble the cover screen’s FPCB cable connector cover with your fingers or the tweezers and press down the cover softly.
  • Page 86 Disassembly and Assembly Attach the cover screen and press down on the edges of the cover screen in order to attach it perfectly. Check the gap between the cover screen and the metal frame. If you feel the gap, remove the cover screen and attach it again. Some foreign materials can be inside the device.
  • Page 87: Main Microphone

    Disassembly and Assembly Main Microphone Disassembly Remove the Back Cover first before you begin. Check the screws at the 9 different points and remove them using a cross-head screwdriver. Be careful not to damage the camera frame and the 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.
  • Page 88 Disassembly and Assembly Using the tweezers, separate the MFC connector and the adhesive tapes carefully. Then, using the tweezers, lift up on the upper right of the top antenna and carefully remove it from the device along with the wireless charging module. Be careful not to damage the near components.
  • Page 89 Disassembly and Assembly Using the tweezers, disconnect the battery connector from the main board. Make sure to first disconnect the battery connector for your own safety. • Be careful not to damage the battery. • Be careful not to damage the cable. •...
  • Page 90 Disassembly and Assembly Using the tweezers, disconnect the main microphone connector. Hold and lift up the right corner of the main microphone where the arrow in the main microphone is marked. Then, carefully remove the main microphone from the device. Be careful not to damage the cable.
  • Page 91: Reassembly

    Disassembly and Assembly Reassembly 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. Place the main microphone in the correct location and connect the main microphone connector to the main lower board.
  • Page 92 Disassembly and Assembly Connect the battery connector to the main board. Be careful not to damage the battery. Be careful not to damage the cable. • Be careful not to damage the main board and near components. •...
  • Page 93 Disassembly and Assembly Place the top antenna and wireless charging module in the correct location and connect the MFC connector and the adhesive tapes. Then, press down on it in its position smoothly. Be careful not to damage the cable. •...
  • Page 94 Disassembly and Assembly Check the screw 3442 (9 ea) at the 9 different points and fasten them using a cross-head screwdriver. Be careful not to damage the battery. Be careful not to damage the near components. Check carefully with your fingers to see if there are any screws or other foreign substances inside the device (battery, PBA, cable, etc.).
  • Page 95: Charging Port

    Disassembly and Assembly Charging Port Disassembly Remove the Back Cover first before you begin. Check for disassembly steps of the Main Microphone and separate the battery connector from the main board. Make sure to first disconnect the battery connector for your own safety.
  • Page 96 Disassembly and Assembly Using the tweezers, disconnect the 3 connectors from the main board. Check the position of the overlapping connectors and disconnect them in order • from the top. Be careful not to damage the cable. • Be careful not to damage the main board and near components. •...
  • Page 97 Disassembly and Assembly Using the tweezers, disconnect the main microphone connector. Hold and lift up the right corner of the main microphone where the arrow in the main microphone is marked. Then, carefully remove the main microphone from the device. Be careful not to damage the cable.
  • Page 98 Disassembly and Assembly Using the tweezers, disconnect the additional cable connector from the charging port and remove the FPCB cable from the device. Be careful not to damage the cable. • Be careful not to damage the charging port and near components. •...
  • Page 99 Disassembly and Assembly Check the screws at the 3 different points on the charging port and main lower board and remove it using a cross-head screwdriver. Be careful not to damage the near components. 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.
  • Page 100 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the upper left of the charging port module, and remove it. Be careful not to damage the near components and bottom C-clip. C-clip C-clip Using the tweezers, remove the tape from the charging port.
  • Page 101 Disassembly and Assembly Using the tweezers, hold and lift up the screw hole of the charging port, and then carefully remove the charging port. Be careful not to damage the cable. • Be careful not to damage the charging port and near components. •...
  • Page 102: Reassembly

    Disassembly and Assembly Reassembly 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. Using the tweezers, grab the screw hole of the charging port and insert it on the slot carefully.
  • Page 103 Disassembly and Assembly Using the tweezers, remove the release film of the new charging port fixing tape. Check the boundary line of the charging port fixing tape and attach it to the charging port and the slot. Secure the charging port and the slot with the new fixing tape, press down softly with your fingers, and then remove the release film.
  • Page 104 Disassembly and Assembly Using the tweezers, insert the main lower board to the bottom metal frame of the device and press down on it in its position smoothly. Be careful not to damage the near components and bottom C-clip. C-clip C-clip Check the screw 3442 (3 ea) at the 3 different points on the charging port and the main lower board and fasten them using a cross-head screwdriver.
  • Page 105 Disassembly and Assembly Place the FPCB cable on the exact position and connect the 2 cable connectors on the charging port. Do not connect the top connector of the cable yet. Be careful not to damage the near components. Place the main microphone in the correct location and connect the main microphone connector to the main lower board.
  • Page 106 Disassembly and Assembly Using the tweezers or your fingers, connect the 4 connectors on the main board in order. Make sure to last connect the battery connector for your own safety. • Be careful not to damage the battery. • Check the position of the overlapping connectors and connect them in order •...
  • Page 107 Disassembly and Assembly Check for reassembly steps of the Main Microphone and completely reassemble the main microphone module and charging port module to the device. Reassemble the Back Cover to complete assembly.
  • Page 108: Main Board

    Disassembly and Assembly Main Board The PBA can only be replaced at an authorized repair shop. If the PBA is faulty, contact Samsung for further instruction. Disassembly Remove the Back Cover first before you begin. Check the screws at the 6 different points and remove them using a cross-head screwdriver.
  • Page 109 Disassembly and Assembly Using the tweezers, separate the MFC connector and the adhesive tapes carefully. Then, lift up on the upper right of the top antenna and remove it from the device carefully along with the wireless charging module. Be careful not to damage the near components. •...
  • Page 110 Disassembly and Assembly Using the tweezers, disconnect the battery connector from the main board first. Then, disconnect the remaining 8 connectors. Make sure to first disconnect the battery connector for your own safety. • Be careful not to damage the battery. •...
  • Page 111 Disassembly and Assembly Check the 2 screws on the main board and the screw on the camera frame and remove them using a cross-head screwdriver. When removing the screws, be careful not to damage the camera lens and the 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.
  • Page 112 Disassembly and Assembly Using the tweezers, lift up on the separator groove of the main board and remove it carefully. Be careful not to damage the batterty. Be careful not to damage the main board and near components.
  • Page 113: Reassembly

    Disassembly and Assembly Reassembly 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. Align the main board module onto the device frame. After attaching the lower part of the main board diagonally on the screen module, assemble the upper part.
  • Page 114 Disassembly and Assembly Check the screw 2262 (1 ea) at the upper right corner, the screw 3404 (Black, 1 ea) at the bottom left on the main board, and the screw 3442 (1 ea) on the camera frame and fasten them using a cross-head screwdriver. Be careful not to damage the camera lens and the main board.
  • Page 115 Disassembly and Assembly Using your fingers, connect the 9 connectors on the main board. Make sure to last connect the battery connector for your own safety. Check the position of the overlapping connectors and connect them in order • from the bottom. Be careful not to damage the cable.
  • Page 116 Disassembly and Assembly Place the top antenna and wireless charging module in the correct location and connect the MFC connector and the adhesive tapes. Then, press down on it in its position smoothly. Be careful not to damage the cable. •...
  • Page 117 Disassembly and Assembly Check the screw 3442 (6 ea) at the 6 different points and fasten them using a cross-head screwdriver. Be careful not to damage the batterty. Be careful not to damage the near components. Check carefully with your fingers to see if there are any screws or other foreign substances inside the device (battery, PBA, cable, etc.).
  • Page 118: Front Camera

    Disassembly and Assembly Front Camera Disassembly Remove the Back Cover first before you begin. Check for the disassembly steps of the Main Board and separate the battery connector from the main board. Make sure to first disconnect the battery connector for your own safety.
  • Page 119 Disassembly and Assembly Using the tweezers, separate the front camera connector from the main board and remove the front camera carefully from the device. Leave the camera lens facing up. Be careful not to touch the camera lens while removing the camera. •...
  • Page 120: Reassembly

    Disassembly and Assembly Reassembly 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. Using the tweezers or your fingers, place the front camera in the camera hole so that the lens faces forward, and gently insert the front camera.
  • Page 121 Disassembly and Assembly Using your fingers, connect the camera connector carefully on the main board. Check for the reassembly steps of the Main Board and completely reassemble the main board module and the front camera module to the device. Reassemble the Back Cover to complete assembly.
  • Page 122: Rear Camera

    Disassembly and Assembly Rear Camera Disassembly Remove the Back Cover Main Board first before you begin. • You only need to disassemble if you repair the camera. • Turn the separated main board upside down. Using the tweezers, carefully separate the 3 camera connectors one by one.
  • Page 123: Reassembly

    Disassembly and Assembly Reassembly 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. Turn the separated main board upside down. Connect the camera connectors to the main board and leave the camera lens facing up.
  • Page 124: Top Speaker

    Disassembly and Assembly Top Speaker Disassembly Remove the Cover Screen first before you begin. Check the screws at the 6 different points on the top speaker module and remove them using a cross-head screwdriver. Be careful not to damage the top speaker module and the near components. 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.
  • Page 125 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the upper right corner where the arrow in the top speaker module is displayed, and then carefully remove it from the device. Be careful not to damage the near components.
  • Page 126: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Using the tweezers or your fingers, assemble the top speaker module. Press down on it in its position until you hear a locking sound.
  • Page 127 Disassembly and Assembly Check the screw 3513 (6 ea) at the 6 different points of the top speaker module and fasten them using a cross-head screwdriver. Be careful not to damage the speaker and near components. Check carefully with your fingers to see if there are any screws or other foreign substances inside the device (battery, PBA, cable, etc.).
  • Page 128: Bottom Speaker

    Disassembly and Assembly Bottom Speaker Disassembly Remove the Cover Screen first before you begin. Check the screws at the 10 different points on the top and bottom speaker and remove them using a cross-head screwdriver. Be careful not to damage the speaker module and the near components. 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.
  • Page 129 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the upper right corner where the arrow in the top speaker module is displayed, and then carefully remove it from the device. Be careful not to damage the near components. Using the tweezers, disconnect the battery connector from the Sub PBA.
  • Page 130 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the lower right corner where the arrow in the bottom speaker module is displayed, and then carefully remove it from the device. Be careful not to damage the near components.
  • Page 131: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Using the tweezers or your fingers, assemble the bottom speaker module. Press down on it in its position until you hear a locking sound.
  • Page 132 Disassembly and Assembly Connect the battery connector. Be careful not to damage the battery connector and near components. Using the tweezers or your fingers, assemble the top speaker module. Press down on it in its position until you hear a locking sound. Be careful not to damage the near components.
  • Page 133 Disassembly and Assembly Check the screw 3513 (10 ea) at the 10 different points on the top and bottom speaker and fasten them using a cross-head screwdriver. Be careful not to damage the speaker module and the near components. Reassemble the Cover Screen to complete assembly.
  • Page 134: Sub Pba

    Disassembly and Assembly Sub PBA Disassembly Remove the Cover Screen Top Speaker first before you begin. Using the tweezers, first disconnect the battery connector from the Sub PBA. Then, disconnect the remaining 5 connectors. Make sure to first disconnect the battery connector for your own safety. •...
  • Page 135 Disassembly and Assembly Check the screw on the Sub PBA and remove it using a cross-head screwdriver. When removing the screws, be careful not to damage the camera lens and the 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.
  • Page 136 Disassembly and Assembly Using the tweezers, lift up on the separator groove of the Sub PBA, and then carefully remove it from the device. Be careful not to damage the battery. Be careful not to damage the Sub PBA near components.
  • Page 137: Reassembly

    Disassembly and Assembly Reassembly 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. Using the tweezers or your fingers, assemble the Sub PBA with cover camera module. Press down on it in its position until you hear a locking sound.
  • Page 138 Disassembly and Assembly Check the screw 3530 (1 ea) on the Sub PBA and fasten it using a cross-head screwdriver. Be careful not to damage the camera lens and the Sub PBA.
  • Page 139 Disassembly and Assembly Using your fingers, connect the 6 connectors on the Sub PBA. Make sure to last connect the battery connector for your own safety. • Be careful not to damage the battery. • Be careful not to damage the cable. •...
  • Page 140: Cover Camera

    Disassembly and Assembly Cover Camera Disassembly Remove the Cover Screen, Speaker, and Sub PBA first before you begin. • You only need to disassemble if you repair the camera. • Turn the separated Sub PBA upside down, and then carefully separate the camera connector.
  • Page 141: Reassembly

    Disassembly and Assembly Reassembly 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. Turn the separated Sub PBA upside down. Connect the camera connectors to the Sub PBA with your fingers.
  • Page 142: Side Button (Fingerprint Recognition Sensor)

    Disassembly and Assembly Side Button (Fingerprint Recognition Sensor) The buttons are already built into the screen module. Disassemble the buttons • only if the buttons themselves require repairs. The Side button has a built-in fingerprint recognition sensor. Thus, it cannot be •...
  • Page 143 Disassembly and Assembly Using the tweezers, separate the MFC connector and the adhesive tapes carefully. Then, lift up on the upper right of the top antenna and remove it from the device carefully along with the wireless charging module. Be careful not to damage the near components. •...
  • Page 144 Disassembly and Assembly Using the tweezers, disconnect the 3 connectors from the main board. Make sure to first disconnect the battery connector for your own safety. • Be careful to not damage the battery. • Check the position of the overlapping connectors and disconnect them in order •...
  • Page 145 Disassembly and Assembly Check the screws at the 2 different points on the metal bracket and remove them using a cross-head screwdriver. Be careful to not damage the battery. When removing the screws, be careful not to damage the near components. 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.
  • Page 146 Disassembly and Assembly Using the tweezers, remove the plastic bracket from the screen module. The Side button module (fingerprint recognition sensor) is removed together with the bracket. Be careful not to damage the near components.
  • Page 147: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Using the tweezers, remove the release film of the new plastic bracket. Combine the plastic bracket with the Side button module carefully.
  • Page 148 Disassembly and Assembly Using the tweezers or your fingers, grab the Side button module and insert it into the slot carefully. Be careful not to put the bracket in the wrong direction. Using the tweezers, gently press down the plastic bracket and assemble it completely to the screen module.
  • Page 149 Disassembly and Assembly Using the tweezers, align the new water-resistant tape precisely on the bracket and attach it. Then, gently press down softly with your fingers. Be careful not to damage the near components. Remove the blue release film of the tape. Be careful not to damage the near components.
  • Page 150 Disassembly and Assembly Using the tweezers, assemble the metal bracket on the screen module. Check the screw 3443 (2 ea) at the 2 different points on the metal bracket and fasten them using a cross-head screwdriver. Be careful not to damage the battery. Be careful not to damage the near components.
  • Page 151 Disassembly and Assembly Using the tweezers or your fingers, connect the 3 connectors on the main board in order. Make sure to last connect the battery connector for your own safety • Be careful not to damage the battery. • Check the position of the overlapping connectors and connect them in order •...
  • Page 152 Disassembly and Assembly Place the top antenna and wireless charging module in the correct location and connect the MFC connector and the adhesive tapes. Then, press down on it in its position smoothly. Be careful not to damage the cable. •...
  • Page 153 Disassembly and Assembly Check the screw 3442 (6 ea) at the 6 different points and fasten them using a cross-head screwdriver. Be careful not to damage the battery. Be careful not to damage the near components. Check carefully with your fingers to see if there are any screws or other foreign substances inside the device (battery, PBA, cable, etc.).
  • Page 154: Volume Button

    Disassembly and Assembly Volume Button The buttons are already built into the screen module. Disassemble the buttons only if the buttons themselves require repairs. Disassembly To remove the Volume button, lightly press one end of the button with your fingers so that the other end protrudes.
  • Page 155: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Remove the release film of the new Volume button. Using your fingers, grab the Volume button and insert it on the slot carefully.
  • Page 156 Disassembly and Assembly Press down the Volume button softly and evenly so that the button can be completely assembled. Press the Volume button to make sure it clicks. It should have the same sound and feel as before disassembly.
  • Page 157: Screen Module

    Disassembly and Assembly Screen Module Disassembly Remove the SIM Card Tray Back Cover first before you begin. Check for the disassembly steps of the Main Microphone and separate the battery connector from the main board. Make sure to first disconnect the battery connector for your own safety.
  • Page 158 Disassembly and Assembly Using the tweezers, disconnect the 8 connectors from the main board. Be careful not to damage the battery. Check the position of the overlapping connectors and disconnect them in order • from the top. Be careful not to damage the cable. •...
  • Page 159 Disassembly and Assembly Check the screws at the 2 different points on the main board and remove them using a cross-head screwdriver. Then, check the screws at the 2 different points on the camera frame and left 5G mmWave antenna module and remove them using a cross-head screwdriver.
  • Page 160 Disassembly and Assembly Using the tweezers, lift up on the separator groove of the main board and remove it carefully. Be careful not to damage the battery. Be careful not to damage the main board and near components.
  • Page 161 Disassembly and Assembly Insert the pointed end of your tweezers in the gap between the lower screw mount of the left 5G mmWave antenna and the frame. Then, pull the 5G mmWave antenna out of its recess until you can grab it with the tweezers or your fingers. When removing the 5G mmWave antenna, be careful not to damage it.
  • Page 162 Disassembly and Assembly Using the tweezers, disconnect the main microphone connector. Hold and lift up the right corner of the main microphone where the arrow in the main microphone is marked. Then, carefully remove the main microphone from the device. Be careful not to damage the cable.
  • Page 163 Disassembly and Assembly Using the tweezers, disconnect the additional cable connector from the charging port and remove the FPCB cable from the device. Be careful not to damage the cable. • Be careful not to damage the charging port and near components. •...
  • Page 164 Disassembly and Assembly Check the screws at the 3 different points on the charging port and the main lower board and remove them using a cross-head screwdriver. Be careful not to damage the near components. 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.
  • Page 165 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the upper left of the charging port module, and remove it. Be careful not to damage the near components and bottom C-clip. C-clip C-clip Using the tweezers, remove the tape from the charging port.
  • Page 166 Disassembly and Assembly Using the tweezers, hold and lift up the screw hole of the charging port and carefully remove it. Be careful not to damage the cable. • Be careful not to damage the charging port and near components. •...
  • Page 167 Disassembly and Assembly Remove the Cover Screen, Bottom Speaker Sub PBA to complete the screen module disassembly. The screen module consists of the screen, metal bracket, and battery. As they are bonded to each other, they cannot be separated.
  • Page 168: Reassembly

    Disassembly and Assembly Reassembly Leaving screws inside the device may damage internal components, such as the battery. During assembly, be extra careful not to leave any unassembled screws inside the device. Reassemble the PBA, Bottom Speaker, and Cover Screen first before you begin.
  • Page 169 Disassembly and Assembly Remove the release film from the adhesive tape. Be careful not to damage the vibrator motor. Using the tweezers or your fingers, assemble the vibrator motor motor to the exact position of the screen module and press it with your fingers softly. Be careful not to damage the vibrator motor and near components.
  • Page 170 Disassembly and Assembly Using the tweezers, grab the screw hole of the charging port and and insert it on the slot carefully. Be careful not to damage the cable. • Be careful not to damage the charging port and near components. •...
  • Page 171 Disassembly and Assembly Using the tweezers, insert the main lower board to the bottom metal frame of device and press down on it in its position smoothly. Be careful not to damage the near components and bottom C-clip. C-clip C-clip Check the screw 3442 (3 ea) at the 3 different points on the charging port and the main lower board and fasten them using a cross-head screwdriver.
  • Page 172 Disassembly and Assembly Place the FPCB cable on the exact position and connect the 2 cable connectors on the charging port. Do not connect the top connector of the cable yet. Be careful not to damage the near components. Place the main microphone in the correct location and connect the main microphone connector to the main lower board.
  • Page 173 Disassembly and Assembly Replace the metal bracket of the 5G antenna module with a new one before reinstalling the 5G mmWave antenna. Remove the red release film of the new metal bracket for the 5G mmWave antenna module. The 5G mmWave antenna is only supplied with United States devices. Place the connector in the new metal bracket’s recess with the connector positioned underneath the longer screw mount.
  • Page 174 Disassembly and Assembly Remove the blue release film from the new adhesive tape for the 5G mmWave antenna module and attach it on the outside of the new metal bracket. Insert the 5G mmWave antenna module in the left slot using the tweezers or your fingers.
  • Page 175 Disassembly and Assembly Align the main board module onto the device frame. After attaching the lower part of the main board diagonally on the screen module, assemble the upper part. The FPCB cables have to positioned outside so as not to interfere when •...
  • Page 176 Disassembly and Assembly Check the screw 2262 (1 ea) on the upper right and the screw 3404 (Black, 1 ea) on the lower left and fasten them to the main board. Then, check the screw 3442 (1 ea) on the camera frame and the screw 3513 (1 ea) on the left 5G mmWave antenna module and fasten them using a cross-head screwdriver.
  • Page 177 Disassembly and Assembly Using your fingers, connect the 8 connectors on the main board. Check the position of the overlapping connectors and connect them in order • from the bottom. Be careful not to damage the cable. • Be careful to not damage the main board and near components. •...
  • Page 178 Disassembly and Assembly Check for the reassembly steps of the Main Microphone and completely reassemble the main microphone module and screen module to the device. Make sure to last connect the battery connector for your own safety. Reassemble the Back Cover to complete assembly.
  • Page 179: Battery

    The 2 batteries should always be replaced at the same time. • The battery can only be replaced at an authorized repair shop. If the battery is • faulty, contact Samsung for further action. Disassembly Remove the SIM Card Tray,...
  • Page 180 Disassembly and Assembly Using the tweezers, lift up on the separator groove to the upper left of the charging port module and remove it. Be careful not to damage the near components and bottom C-clip. C-clip C-clip...
  • Page 181 Disassembly and Assembly Using your fingers, grab the tape handle attached to the right side of the main battery and pull it up carefully. Slowly lift up the main battery from the device and remove it completely. Be careful not to damage the battery. As the adhesive securing the battery is very strong, remove the battery slowly.
  • Page 182 Disassembly and Assembly Before remove the Sub battery, check for the disassembly steps of the Bottom Speaker Sub PBA and remove them from the device.
  • Page 183 Disassembly and Assembly Using your fingers, grab the tape handle attached to the left side of the Sub battery and pull it up carefully. Slowly lift up the Sub battery from the device and remove it completely. Be careful not to damage the battery. As the adhesive securing the battery is very strong, remove the battery slowly.
  • Page 184: Reassembly

    Disassembly and Assembly Reassembly 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. Using the tweezers, remove the remaining battery adhesive from the device. Using the tweezers or your fingers, carefully remove the release film attached to the front side of the new main battery.
  • Page 185 Disassembly and Assembly Remove the clear film from the new sponge main battery tape and apply it to the bottom right of the front side of the main battery. Be careful not to damage the battery. Press the sponge main battery tape with your fingers softly so that the sponge main battery can be attached well.
  • Page 186 Disassembly and Assembly Using the tweezers or your fingers, carefully remove the release films attached to the both sides of the main battery. Be careful not to damage the battery. With the battery connector on the right, carefully place the main battery based on the upper right side of the battery.
  • Page 187 Disassembly and Assembly Press the main battery with your fingers softly so that the battery can be attached well. Be careful not to damage the battery. The FPCB cables and connectors have to positioned outside so as not to • interfere when assembling the battery.
  • Page 188 Disassembly and Assembly Using the tweezers, insert the main lower board to the bottom metal frame of device, and press down on it in its position smoothly. Be careful not to damage the near components and bottom C-clip. C-clip C-clip Check for the reassembly steps of the Charging Port and completely reassemble the...
  • Page 189 Disassembly and Assembly Using the tweezers, remove the remaining Sub battery adhesive from the device. Using the tweezers or your fingers, carefully remove the release film attached to the front side of the new Sub battery. Be careful not to damage the battery.
  • Page 190 Disassembly and Assembly Remove the clear film from the new sponge Sub battery tape and apply it to the right of the front side of the Sub battery. Be careful not to damage the battery. When attaching the new sponge Sub battery tape, be careful to expose the blue tape and the battery barcode.
  • Page 191 Disassembly and Assembly Using the tweezers or your fingers, carefully remove the release films attached to the both sides of the Sub battery. Be careful not to damage the battery.
  • Page 192 Disassembly and Assembly With the battery connector on the left, carefully place the Sub battery based on the upper left side of the battery. Then, assemble the Sub battery to the exact position of the screen module using your fingers. Be careful not to damage the battery.
  • Page 193 Repair Assistant app after repairing and assembling your device. Refer to Calibrations for more information. Visit a Samsung Service Center when finding some issues from the calibration • results. However, you may incur additional charges if the device has a...
  • Page 194 This guide is a property of Samsung Electronics Co., Ltd. Any unauthorized use of guide can be punished under applicable international and/or domestic law. © Samsung Electronics Co., Ltd.
  • Page 195 MEMORY AUDIO MIC FPCB  MIC  MIC  MIC POWER SPK1/RCV UPPER SPK UPPER_SPK_ SPK2 LOWER_SPK LOWER SPK _AMP J‐TAG SENSOR GRIP  X_GND BTM SENSOR #1 eUSB  GRIP  MAIN1 TUNER REPEATER SENSOR #2 MAIN2 TUNER Direct Charging MOTOR IF PMIC HAPTIC DRV.  SUB BATTERY CLK Gen. SUB PMIC  CAM POWER IF PMIC MAIN BATTERY 6 Axis  CAM MCU SENSOR #1 SUB BATTERY 6 Axis  SENSOR #2 MAGNETIC ...

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