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Samsung SM-F926B, Service Manual

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Samsung SM-F926B Service Manual Download Page 30

 
 
 

 

Confidential and proprietary-the contents in this service guide subject to change without prior notice

 

Distribution, transmission, or infringement of any content or data from this document wi

thout Samsung’s written authorisation is strictly prohibited.

 

5. Disassembly and Assembly 

 

 

 

 

 

Main board module. 

Summary of Contents for SM-F926B

Page 1: ...ités fonctions spécifications et autres informations produit fournies dans le présent document y compris mais sans s y limiter les avantages l esthétique le prix les composants les performances la disponibilité et les capacités du produit peuvent être modifiées sans préavis Samsung se réserve ainsi le droit de modifier le présent document ou le produit décrit à tout moment sans obligation de notif...

Page 2: ...illful person 6 If need to access failure data of your device or need to get more detailed diagnosis please visit Samsung Authorised repair centre 7 If you need to replace the battery and PBA go to a Samsung service centre and receive instructions 8 Before repairing save personal information and important DATA and repair it 9 Refer to Tools for repair for a list of tools that you will use for asse...

Page 3: ...ve Devices Precaution Many semiconductors and ESDs in electronic devices are particularly sensitive to static discharge and can be easily damaged by it Properly shield the work environment from accidental electrostatic discharge before opening packages containing ESDs The potential for static electricity discharge may be increased in low humidity environments such as air conditioned rooms Increase...

Page 4: ...alcomm SM8350 OCTA Core 2 8GHz 2 4GHz 1 8GHz Connectivity GPS GLONASS BEIDOU NA Not support Galileo BT5 2 USB 3 2 Type C Wi Fi 802 11 a b g n ac ax MIMO NFC UWB WIFI 2 4G 5G 6G NA KOR 2 4G 5G Global Camera Rear Wide 12MP 2PD A F OIS F1 8 Tele 12MP PAF OIS F2 4 Ultra Wide 12MP F2 2 Front UDC 4MP FF F1 8 Cover 10MP FF F2 2 Display 7 6 QXGA Dynamic AMOLED 2X Main 6 2 HD Dynamic AMOLED 2X Sub RAM 12 G...

Page 5: ...e subject to change without prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 3 Exploded View and Parts List 3 1 Exploded View SVC REPAIR TAPE QRT01 QRT02 ...

Page 6: ...03404 QCR258 SCREW MACHINE 6001 003442 QCR257 SCREW MACHINE 6001 003443 QCR256 SCREW TAPPING 6002 001663 QAR01 AUDIO RECEIVER 3009 001736 QCR244 SCREW MACHINE 6001 003404 QCR244 SCREW MACHINE 6001 003404 QCR257 SCREW MACHINE 6001 003443 QME02 KEY FPCB VOLUME_SM F926U GH59 15504A QME09 ASSY US FP FINGER_POWER KEY FPCB_ZK_F926 GH96 14477A QVO01 ASSY KEY VOL_ZK GH98 46867A QSM01 ASSY SIM TRAY DUAL_ZK...

Page 7: ...e is complete 8 Check additional updates Click the Download and install button to check additional updates 9 Check the latest software If it s not the latest software Step 6 You can run it again Software update Network Error Your phone was disconnected from the network before the download was complete The download will continue when your phone reconnects to a network 4 1 2 Updating software With S...

Page 8: ... recovery continues to fail on the computer where the software update failed you can repair your device on another computer using the recovery code First you must locate and write down the recovery code The recovery code can only be found on the computer where the software update failed To locate the recovery code follow these steps 1 On the computer where the software update failed start Smart Sw...

Page 9: ... data including files and downloaded apps To do Factory reset on your device follow next steps Step 1 Run Setting If you need software updates run the settings Step 2 General management Select General management Step 3 Reset Select Reset Step 4 Factory data reset Select Factory data reset Step 5 Check information Read and check the precautions when initialising the factory Step 6 Check accounts Ch...

Page 10: ...Check the last guide Step 10 Run Delete all If you execute Delete all all data is deleted when rebooting During Factory data reset reboot can be repeated The logo may be displayed for a long time Please wait for setup wizard to run Check the battery level before Factory data reset If the battery level is low connect the charger There is a problem with system when power is turned off during factory...

Page 11: ...sassembly and Assembly 5 1 Tools for repair When repairing devices you absolutely must wear protective equipment for your safety Tool Part Code Image Description Safety glasses Prevents accidents during repair protective equipment Safety Gloves Prevents accidents during repair protective equipment Safety Mask Prevents accidents during repair protective equipment SIM Tray Ejector Pin Pin for ejecti...

Page 12: ...y and Assembly Opening Pick Tool for disassembling the Back cover and other parts Opening Tool Tool for disassembling the Connector and other parts Suction Cup Tool for disassembling the Back cover Battery and other parts Tweezers Tool for handling connectors cables and other parts Because it is possible to damage parts or components when using sharp metallic tweezers use tweezers made with plasti...

Page 13: ...e through excessive heat It is recommended to disassemble the device in an area with temperature gauge Place the Power button so it is facing the outside of the Gel Pad Warning Do not place the device directly in to the microwave and heat it Step 2 Place the Open pick in the gap between the Back cover and the Display module and increase the gap by pressing up down left right on all four sides Caut...

Page 14: ... the back cover before reassembling the device Step 1 Heat the microwaveable Gel Pad Caution Follow the Gel Pad s instructions for heating Correct temperature for use 55 65 degrees Celsius Be careful not to damage the device through excessive heat It is recommended to disassemble the device in an area with temperature gauge Place the Power button so it is facing the outside of the Gel Pad Warning ...

Page 15: ...Disassembly and Assembly 5 2 3 UWB Connector Remove Step 3 After removing the FPCB conn by placing the tweezers in the UB Conn cover s separator groove indicated by the arrow remove the SUB UB Step 4 Caution Be careful to not put your finger tips or foreign objects on the SUB Camera lens Caution Be sure to remove any residual tape attached on the inside of the SUB UB before reassembling the device...

Page 16: ... strictly prohibited 5 Disassembly and Assembly 5 2 4 Rear Wireless Charging Module MST Antenna Remove Step 1 Remove the MST ANT from the SET using the paddle Carefully remove the tape on the left and put the paddle as close as possible to the large tape on the inside Holding both the paddle and MST ANT remove the tape as slowly as possible Step 2 Ensure that the MST ANT is unfolded without damagi...

Page 17: ...amsung s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 2 4 Rear Wireless Charging Module MST Antenna Remove Step 1 Check the screws at the 12 different points The screws in the red boxes will be removed when the Main board is separated Be careful to not damage the battery when removing the screws in the red box Step 2 Remove the 12 screws with a cross head screwdriver ...

Page 18: ...zers in the right separator groove of the Top rear tilting the Top Middle rear so it is slanted more than 90 degrees Caution Be careful to not damage the Wireless charging module connector After disconnecting the rear MID place the tweezers in the left separator groove of the bottom part of the Rear And separate the Rear s bottom part Caution Be careful to not tear the Wireless charging module Cau...

Page 19: ...y Connector Cable Remove Step 1 Disconnect the battery connector from the PBA Warning Be sure to first disconnect the battery connector for your own safety Be careful to not damage the battery refer to Preparation Disconnect Connector Connector from the Main board Caution Be careful to not damage any of the components near the connector Disconnect Flex cable 1 and Cable 2 from the Main Board and C...

Page 20: ...mbly 5 2 5 Battery Connector Cable Remove Step 1 Disconnect USB cable from the Main board and USB PBA assembly Caution Be careful to not damage any of the components near the connector Disconnect the Bixby key FPCB from the Main Board Caution Be careful to not damage any of the components near the connector Disconnect Digitizer connector and UDC CAM FPCB 2 from the Main board and Charging assembly...

Page 21: ... 6 Main Board Remove The PBA can only be replaced at an authorised repair shop If the PBA is faulty contact Samsung for further action Step 1 Before disassembling the Main board remove the SIM tray Step 2 Remove the 3 screws from the Main board When removing the screws be careful to not damage the battery Step 3 Using the tweezers lift up on the separator groove to the lower left of the Main board...

Page 22: ...authorisation is strictly prohibited 5 Disassembly and Assembly 5 2 7 Rear Camera Remove Step 1 As the Rear camera is still connected to the Main board module disconnect the connector on the back of the Main board module Back Disconnect the 2 connectors on the back of the Main board module Caution Be careful to not damage any of the components near the connector Detach the rear camera from the Mai...

Page 23: ... TOP Remove Step 1 After disconnecting the Rear MID place the tweezers in the separator groove in the lower left side of the Rear part and detach the Rear lower part from the device Caution Be sure to not tear the Wireless charging module Step 1 Check the 13 different points where there are screws Remove the 13 screws with a cross head screwdriver When removing the screws in the blue box be carefu...

Page 24: ...nect the Sub UB connectors Disconnect the 6 connectors and the 1 coaxial cable Caution Be careful to not damage the connectors or the coaxial cable Step 1 Remove the binding screw from the USB PBA connector Caution Be careful to not damage the connector or coaxial cable Step 2 After desorbing the USB PBA FPCB connector with the separation stick remove the USB PBFA FPCB Caution Be careful to not da...

Page 25: ...mbly and Assembly 5 2 12 SUB PBA Remove 5 2 13 Vibrator Remove Step 1 Using the separator stick gently remove the SUB PBA assembly Lightly push up on both separator grooves When removing the Charging assembly turn it over and detach and remove the Front camera Point the lens upwards and put the Front camera on the ESD mat Step 1 Insert the tweezers into the separator groove and gently lift up the ...

Page 26: ...cument without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 2 14 Key Remove 5 2 15 Battery Remove If the battery needs to be changed visit a Samsung service centre and receive further action Step 1 Using the tweezers remove the Key assembly Step 2 Remove the Volume key and Power key by removing them with the tweezers via the separator groove ...

Page 27: ...isation is strictly prohibited 5 Disassembly and Assembly 5 3 Assembly 5 3 1 Key Assembly Step 1 Assemble the Volume key Caution Fully insert the Volume key into its position Be careful to not damage the battery Step 2 Assemble the Power assembly and Holder Caution Be careful to insert the Holder in the right direction Be sure to fully insert it into its position Ensure that the key is clicking pr...

Page 28: ...s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 3 2 Vibrator Assembly 5 3 3 SIM PBA Assembly Step 1 Make sure that the Contact pad is facing to the left and that the Motor is placed in the Front After placing it press down on it with your thumb for 1 second attach the Motor Caution Be careful to fully insert the Vibrator hall Step 1 Attach the SIM Socket Upper Cam in SU...

Page 29: ...tion is strictly prohibited 5 Disassembly and Assembly 5 3 4 USB PBA Assembly 5 3 5 Rear Camera Assembly Step 1 Attach the USB PBA to the MAIN Front Insert the 3 screw Caution Be careful to not damage the USB PBA Side contact Step 1 Assemble the Ultra wide camera and Telecamera module Step 2 Back 1 First connect the upper part of the Camera to the PBA 2 Connect connector 2 to the Main board and as...

Page 30: ...his service guide subject to change without prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly Main board module ...

Page 31: ... without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 3 6 Main Board Module Assembly Step 1 After attaching the upper part of the Main board module diagonally on the Display module assemble the lower part Step 2 Connect the Front camera connector to the Main board module Step 3 Connect the Key connector and Connectors 1 2 to the Main board module ...

Page 32: ...subject to change without prior notice Distribution transmission or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly Step 4 Insert the 3 screws into the Main board module ...

Page 33: ...risation is strictly prohibited 5 Disassembly and Assembly 5 3 7 FPCB Assembly Step 1 Connect the Display module s Flexible cable to the Main board connector Connect Flexible cable 2 to the Main board and Charging assembly Connect the Battery connector to the Main board Caution Be careful to not damage any of the nearby components Be careful to not damage the battery refer to Preparation Charging ...

Page 34: ...MFC Module Assembly Step 1 After inserting the Wireless charging module s lower part diagonally press down on the upper part Press down on both the left and right part of the Wireless charging module s lower half until you hear a locking sound Connect the connector on the Wireless charging module s lower part to the Main board Assemble the upper part of the Wireless charging module s upper half Pr...

Page 35: ...or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly Step 2 Insert the 12 screws Step 3 When attaching the MST make sure that it fits to the device s form Press down on the Rear part with your hand and fasten the Hook Refer to the arrow ...

Page 36: ...cument without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 3 9 Back Cover Assembly Step 1 After attaching the Back cover gently press down on the edges of 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 37: ...e Distribution transmission or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 5 Disassembly and Assembly 5 3 10 SIM Tray Assembly Step 1 Insert the SIM Tray Finish After finishing the last step ensure that there are no abnormalities ...

Page 38: ... another malfunction has occurred from the repair please visit a Samsung service centre to receive further action Any malfunctions caused by your repair may incur additional repair charges In order to improve the device the Samsung members app may update the UI and functions without any prior notice Tip Making an inquiry about a product or sending your opinion in will require logging in with a Sam...

Page 39: ...nsmission or infringement of any content or data from this document without Samsung s written authorisation is strictly prohibited 6 Quality Test Step 3 Check the test result 1 Blue coloured Check Mark Looking good and no issue 2 Red coloured Exclamation Mark Need to further checking Follow the instruction from the App ...

Page 40: ...g s written authorisation is strictly prohibited 6 Quality Test 6 2 Interactive checks Step 1 Run Samsung Members Need to Log in Step 2 Tap Get Help and select test items Step 3 1 When everything is OK only Normal will be displayed 2 When something is abnormal solutions will be displayed on the bottom and failed item will be emphasised with red circle and exclamation mark on Interactive checks scr...

Page 41: ... Measured by comprehensive battery values Capacity Battery Capacity Charging Charging source status Displayed only when the device is connected to charger Bluetooth 1 Purpose Check whether the Bluetooth can search other Bluetooth devices 2 Before Diagnosis Turn on Bluetooth Prepare other Bluetooth device 3 How to check Automatic Samsung Members will try to search other Bluetooth devices The number...

Page 42: ...le Wi Fi Routers will be displayed 4 Provided information Status If the device can search Wi Fi Routers normally the status will be Normal Available devices The number of searchable 5 To test this more accurately Check the Wi Fi is turned on Check the Wi Fi Routers is working normally Touch screen 1 Purpose Check all areas of Touch screen is working normally 2 How to check Tap or drag all rectangl...

Page 43: ...ctangles on a test screen with S Pen If the touch screen recognises your finger normally the rectangle will turn blue 2 Move S Pen from A to B keeping it about 1cm the screen Hovering test Blue circle will be moved according to S Pen 3 To test this more accurately Clear the screen and try again FAQ which displayed when failed includes more information This test is available only for Note series Ha...

Page 44: ... the Vibration motor is working normally 2 How to check 1 Tap the Vibration on Vibration test screen 2 Vibration will be output 3 If you feel vibration normally tap Yes Mic 1 Purpose Check the Microphone is working normally 2 How to check 1 Tap the Record on Mic test screen 2 Say something for recording 3 After recoding tap Play 4 If you hear what you recorded normally tap Yes 3 To test this more ...

Page 45: ... speaker test screen 2 If you can hear music tap Yes 3 Tap Speaker on Media speaker test screen 4 If you can hear music tap Yes 3 To test this more accurately If you cannot hear music please try again after volume up Camera 1 Purpose Check the rear front cameras are working normally 2 How to check 1 Tap the camera button to test the rear camera Taken picture will be displayed 2 Tap the camera butt...

Page 46: ...card status Service provider Network carrier of SIM card Number Phone number 4 To test this more accurately Please try again after removing the SIM card tray and reseating the SIM card If possible please try again with another SIM card Fingerprints 1 Purpose Check the Fingerprint scanner is working 2 How to check Place your finger on the fingerprint test screen Samsung Members will check your fing...

Page 47: ...gister your Iris in Biometrics and security settings 2 Open Iris test screen and scan your iris This test is available only in the devices which have Iris scanner Charger USB port 1 Purpose Check the port recognise the charger and USB cable normally 2 How to check 1 Open the Charger USB port test screen 2 Connect charger or USB cable 3 Check the Status is correct 3 To test this more accurately USB...

Page 48: ...bited 6 Quality Test Heart rate sensor 1 Purpose Check the heart rate sensor is working 2 How to check Automatic Samsung Members will check hear rate sensor is working This test is available only in the devices which have heart rate sensor Head phone jack 1 Purpose Check the Headphone jack recognises headphone normally 2 How to check Connect the headphones 3 To test this more accurately If possibl...

Page 49: ...tent or data from this document without Samsung s written authorisation is strictly prohibited 6 Quality Test Wireless charging 1 Purpose Check the Wireless charging working 2 Before Diagnosis Prepare Wireless charger 3 How to check Put the device on a wireless charger 4 To test this more accurately If possible please try with the Samsung Genuine charger ...

Page 50: ...paration est la propriété de Samsung Electronics Co Ltd Toute utilisation non autorisée dudit Manuel peut être punie en vertu des lois internationales et ou nationales applicables ⓒ Samsung Electronics Co Ltd 2021 08 Rev 1 0 ...

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