Page 2 - Table of Contents; Usage Notices; Instructional Icons; Software Update
2 Table of Contents Usage Notices 5 Precautions for Repair6 ESD (Electrostatic Discharge) Precautions7 Instructional Icons Software Update 8 Updating Software through FOTA8 Software Update Failure8 Updating Software through Smart Switch9 Recovering from a Software Update Failure9 Recovering on Anoth...
Page 5 - Precautions for Repair
Usage Notices 5 Usage Notices All functionality, features, specifications, and other device information provided in this document, including but not limited to, benefits, design, pricing, components, performance, availability, and capabilities of the device are subject to change without notice. Sams...
Page 6 - Tools for Disassembly and Assembly; ESD (Electrostatic Discharge) Precautions
Usage Notices 6 • 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 assembli...
Page 7 - Warning; : situations that could cause injury to yourself or others; Caution
Usage Notices 7 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 - Updating Software through FOTA
Software Update 8 Software Update Updating Software through FOTA Update your device’s software through the firmware over-the-air (FOTA) service. You can also schedule software updates.Launch the Settings app and tap Software update → Download and install . • Install now : Install updates. • Schedule...
Page 10 - Performing a Factory Data Reset
Software Update 10 3 On the devices list, click the device that failed to update the software and check the recovery code. 4 On another computer, launch Smart Switch . 5 Click → Emergency Software Recovery and Reset → Emergency code recovery . 6 Enter the recovery code and click OK . 7 Follow the on...
Page 11 - Reset; All data will be deleted when rebooting.
Software Update 11 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 for a long time.
Page 12 - Quality Test; Quality Test Using the Samsung Members App; Samsung Members
Quality Test 12 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 th...
Page 13 - Test all; Test Items; NFC
Quality Test 13 3 Tap Test all . The device performs a test on all items.When the test is finished, you can check the test results. • Tick mark: Working normally • Exclamation mark: Needs further inspection • The test proceeds automatically, but you may need to follow the on-screen instructions depe...
Page 18 - Camera; Provided information
Quality Test 18 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 ‒ Status: View the statu...
Page 23 - S Pen
Quality Test 23 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. The blue circle wi...
Page 26 - Calibrations
Calibrations 26 Calibrations 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...
Page 27 - Using the Self Repair Assistant App
Calibrations 27 • 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 main and cover scr...
Page 28 - Continue
Calibrations 28 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 to our site.
Page 30 - Start; Refer to
Calibrations 30 6 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 ...
Page 31 - Completed; : Calibration was done; Failed; On the calibration results page, tap; Close
Calibrations 31 7 Check the results 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 your device to finish calibrating.
Page 32 - Optical Fingerprint Sensor Calibration; Self Repair Assistant
Calibrations 32 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 Assista...
Page 35 - Resetting the Battery Cycle Count
Calibrations 35 8 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. 1 L...
Page 38 - Range Sensor Calibration; Launch the; Select the part that you have replaced and; Next; Check part and calibration and tap
Calibrations 38 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 ...
Page 39 - In a dark room or area, place the phone
Calibrations 39 4 Read the on-screen instructions and tap Start . 5 In a dark room or area, place the phone face-down, then press the Volume button. 6 The calibration will perform automatically.A tone will play when calibration is complete. 7 Check the calibration result.
Page 40 - Touch Screen Panel Calibration
Calibrations 40 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...
Page 41 - The calibration will perform automatically
Calibrations 41 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 42 - Speaker Calibration
Calibrations 42 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. 1 Launch the Self Repair Assistant app. 2 Select the part that you h...
Page 43 - The calibration will perform automatically.
Calibrations 43 4 Tap Start . 5 The calibration will perform automatically. 6 Check the calibration result.
Page 46 - Digital Hall Sensor Calibration (Fold and Flip Models Only)
Calibrations 46 Digital Hall Sensor Calibration (Fold and Flip Models Only) Whenever the screen is replaced, the digital hall sensor must be calibrated to guarantee optimized digital hall sensor performance for devices that have it.Digital hall sensor calibration is available through the Self Repair...
Page 49 - Exploded View and Parts List; Exploded View
Exploded View and Parts List 49 Exploded View and Parts List The product’s composition may vary depending on the country, region, or carrier. Exploded View
Page 50 - Parts List; Number
Exploded View and Parts List 50 Parts List Number Name QCR254 Screw 3326 QCR253 Screw 3427 QCA03 Rear Camera (Ultra Wide) QCA02 Front Camera QCA01 Rear Camera (Wide) QCA04 Rear Camera (Macro) QAN01 Rear (Top) QSP01 Speaker (Top) QMO01 Vibrator motor QME03 Main Flex Cable 1 (Sub PBA to PBA) QFP01 Fin...
Page 51 - Disassembly and Assembly; Image
Disassembly and Assembly 51 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 Safety Goggles Prevents accidents during repair (protective equipment) Safety Gloves (...
Page 54 - Fasteners (Adhesives and Materials) for Assembly; Item
Disassembly and Assembly 54 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 Adhesive Tape GH02-25681A 1 Double sided adhesive tape for attaching the back cover t...
Page 55 - Disassembly and Reassembly for replacement; Before disassembling:
Disassembly and Assembly 55 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. • Remove the SIM card tray from the device. • Wear an anti-static wrist str...
Page 56 - Follow the disassembly steps in this guide.
Disassembly and Assembly 56 4 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 5 Follow the disassembly steps in this...
Page 57 - SIM Card Tray; Disassembly
Disassembly and Assembly 57 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 58 - Reassembly
Disassembly and Assembly 58 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 59 - Back Cover; It is possible for the device or battery to be damaged by heat.
Disassembly and Assembly 59 Back Cover Disassembly When removing the back cover, ensure that the device is fixed on a flat surface. 1 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 he...
Page 63 - cover before reassembling the device.
Disassembly and Assembly 63 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, miscell...
Page 67 - Rear Top and Bottom
Disassembly and Assembly 67 Rear Top and Bottom Disassembly • Remove the Back Cover first before you begin. • If only the rear top needs to be removed, disassemble only the rear top. 1 Check and remove the screws at the 16 different points at the top and bottom of the rear using a cross-head screwdr...
Page 70 - down on it in its position with your fingers.
Disassembly and Assembly 70 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.If only the rear top was disassembled, reassemble the rear top only. 1 Using the tweeze...
Page 73 - Charging Port and Microphone
Disassembly and Assembly 73 Charging Port and Microphone The microphone is built into the charging port module. Disassembly Remove the Back Cover and Rear Top and Bottom first before you begin. 1 Using the tweezers, disconnect the 2 flex cable connectors and the fingerprint recognition sensor connec...
Page 76 - device, and press down on it in its position smoothly.
Disassembly and Assembly 76 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. 1 Using the tweezers, insert the charging port module to the bottom metal frame of dev...
Page 78 - Main Board
Disassembly and Assembly 78 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 and Rear Top and Bottom first before you begin. 1 Using the tweezers, disconnect the 2 flex cable connect...
Page 80 - Be careful not to damage the battery.
Disassembly and Assembly 80 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. 1 Align the main board module onto the device frame. After attaching the upper part of...
Page 82 - Front Camera
Disassembly and Assembly 82 Front Camera Disassembly Remove the Back Cover and Rear Top and Bottom first before you begin. 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 ...
Page 84 - Rear Camera
Disassembly and Assembly 84 Rear Camera Disassembly Remove the Back Cover , Rear Top and Bottom , and Main Board first before you begin. Disconnect the rear camera connector from the main board using the tweezers, and remove the rear camera carefully from the main board. Leave the camera lens facing...
Page 86 - Top Speaker
Disassembly and Assembly 86 Top Speaker Disassembly • Remove the Back Cover , Rear Top and Bottom , and Main Board first before you begin. • The top speaker is already built into the screen module. Disassemble the speaker only if the speaker itself requires repairs. Lift up on the separator groove o...
Page 88 - Button; only if the buttons themselves require repairs.; sharper and thinner tool.
Disassembly and Assembly 88 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 or Side button, lightly press one end of the button with your fingers so that the other end protrud...
Page 89 - button and insert it on the slot carefully.
Disassembly and Assembly 89 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. 1 Remove the release film of new Volume button. Using your fingers, grab the Volume bu...
Page 91 - Screen Module
Disassembly and Assembly 91 Screen Module Disassembly Remove the Back Cover and Rear Top and Bottom first before you begin. 1 Using the tweezers, disconnect the 3 cable connectors and remove the flex cable completely. • Be careful not to damage the cable. • Be careful not to damage the near componen...
Page 97 - tape on the bottom of the vibrator motor.
Disassembly and Assembly 97 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. 1 If you use the existing vibrator motor as it is when reassembling, remove the adhesi...
