Asus Zenfone 11 Service Manual
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Asus Zenfone 11 Service Manual

Asus Zenfone 11 Service Manual

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E24351
Revised Edition V2 / November 2024
Service Manual

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Summary of Contents for Asus Zenfone 11

  • Page 1 E24351 Revised Edition V2 / November 2024 Service Manual...
  • Page 2 Warranty Statement, up to the listed contract price of each product. ASUS will only be responsible for or indemnify you for loss, damages or claims based in contract, tort or infringement under this Warranty Statement.

  • Page 3: Table Of Contents

    Table of Contents Disclaimer ........................5 Safety notices ......................5 Guidelines........................6 Repair tools ........................7 ASUS AI2401_H overview ..................12 Major components ....................14 Back cover .......................14 FHD+ LCD module ....................17 Motherboard ......................21 Antenna board ......................24 Camera module ....................25 Screws ........................28 Warranty seal ......................31 Disassembly .........................33 Removing the back cover .................36...
  • Page 4 Proximity sensor calibration ................100 Firmware upgrade ....................106 Appendix ........................108 Wiring and connection diagram ..............108 Service Manual...

  • Page 5: Disclaimer

    ASUS parts and correct tools. Please note that the product’s water resistance is not guaranteed if it is repaired by someone without the necessary skills.

  • Page 6: Guidelines

    Use only certified power adapters or batteries supplied by the manufacturer or authorized retailers. • Ensure to install the correct screw models on your ASUS Phone to prevent damage. Guidelines Please pay close attention to the following warning to prevent any damage.

  • Page 7: Repair Tools

    Repair tools Back cover 2. Rear glass adhesive pressing fixtures 3. Thermal grease alignment tool (phone holder) 4. Graphite bending Screws 6. Waterproof oil paste jig (M1.4*4.35L*3pcs) 9. Pressing fixture 7. Thermal grease 8. Pressing fixture holder fixtures (lower mold) Service Manual...
  • Page 8 Heating Phillips #00 12. Dust Blower platform screwdriver 13. Tweezers (ESD) Plastic blade ESD gloves Heavy-duty 17. Static bracelet 18. Anti-static mat suction cups Service Manual...
  • Page 9 Sponge 19. 95% alcohol 20. Dust-free cloth (0.5~1.0cm thick, 10cm x 8cm) ≦ Weights Thickness (1~2kg, diameter Brush gauge ≤ 8 cm) Kapton tape 27. OTG Type-C USB SIM pin (10mm x 33m) cable Service Manual...
  • Page 10 USB mouse PC computer 30. Nano SIM card USB Type-C WiFi router Adapter cable (5GHz) Wireless 35. Fingerprint test 36. Fingerprint test charging test weight (600g) tool tool Service Manual...
  • Page 11 37. Fingerprint test 38. Prying lever tool Service Manual...

  • Page 12: Asus Ai2401_H Overview

    ASUS AI2401_H overview Service Manual...
  • Page 13 Service Manual...

  • Page 14: Major Components

    Major components Back cover Rear glass assembly NOTE: The back cover module includes the following parts that can be ordered separately for repair. Service Manual...
  • Page 15 NOTE: The parts in this page are NOT reusable after disassembly. rear glass adhesive ring conductive sponge 4 main camera dust-proof sponge anti-noise Kapton tape Service Manual...
  • Page 16 NOTE: The parts in this page are NOT reusable after disassembly. flash FPC R2.0 flash FPC adhesive ring conductive sponge 2 ring conductive sponge 1 ring copper foil Service Manual...

  • Page 17: Fhd+ Lcd Module

    FHD+ LCD module 6.78 FHD+ LCD module NOTE: The LCD module includes the following parts that can be ordered separately for repair. Service Manual...
  • Page 18 NOTE: The parts in this page are NOT reusable after disassembly. anti-shock rubber RF F-M PCB conductive gasket cable holder fix rubber sub-PCB shielding conductive cloth 2 side type-C conductive cloth LCM BTB double-sided adhesive Service Manual...
  • Page 19 NOTE: Parts 1, 2, 5 in this page are NOT reusable after disassembly. key FPC key PIN volume key power key key pin stopper rubber Service Manual...
  • Page 20 NOTE: The parts in this page are NOT reusable after disassembly. front battery top adhesive 1 front battery top adhesive 2 front battery bottom adhesive 1 front battery bottom adhesive 2 front battery bottom adhesive 3 receiver sealing speaker sealing Service Manual...

  • Page 21: Motherboard

    Motherboard motherboard NOTE: The MB module includes the following parts that can be ordered separately for repair. Service Manual...
  • Page 22 NOTE: The parts in this page are NOT reusable after disassembly. 20-pin BTB double-sided adhesive sponge motherboard 3-in-1 BTB double-sided adhesive sponge RF 4-in-1 BTB double-sided adhesive sponge RF battery BTB double-sided adhesive sponge LCP BTB double-sided adhesive sponge Service Manual...
  • Page 23 type-C socket double-sided adhesive sponge RF camera BTB double-sided adhesive sponge RF 2-in-1 BTB double-sided adhesive sponge LGF BTB double-sided adhesive sponge NOTE: The parts in this page are NOT reusable after disassembly. MIC3 Kapton tape motherboard CPU conductive rubber Service Manual...

  • Page 24: Antenna Board

    Antenna board upper sub-board BTB double-sided adhesive upper antenna cover assembly upper RF coaxial cable upper antenna board cable holder receiver box assembly upper sub-board Service Manual...

  • Page 25: Camera Module

    Camera module NOTE: Parts 2 in this page are NOT reusable after disassembly. 50MP+13MP dual CMOS camera module camera dual sponge 1 camera dual sponge 2 camera FPC bracket 32MP CMOS camera module Service Manual...
  • Page 26 NOTE: Parts 2 and 3 in this page are NOT reusable after disassembly. 32MP telephoto CMOS camera module (tele SKU only) 8MP fixed focus macro camera module (5MP/8MP SKU only) Telephoto FPC reinforcement Kapton tape (tele SKU only) Upper sub-board receiver support rubber (tele SKU only) Service Manual...
  • Page 27 dual camera FPC camera extension dual adhesive 1 camera extension dual adhesive 2 camera extension dual adhesive 3 flash pad adhesive RFB to upper 20-pin FPC RFB to upper 34-pin FPC Service Manual...

  • Page 28: Screws

    Screws Screw M1.4*5.3L Service Manual...
  • Page 29 Screw M1.4*1.85L Service Manual...
  • Page 30 Screw M1.4*5.9L Screw M1.4*4.7L Screw M1.4*3.5L Screw M1.4*5.0L antenna sub-board nut 25D Screw M1.4*2.6L Service Manual...

  • Page 31: Warranty Seal

    Warranty seal NOTE: The following part is NOT reusable after disassembly. sealed label Service Manual...
  • Page 32 Please execute ASUS SMMI function test application before initiating the repair process You can use ASUS SMMI function test application on Android system to test function of your device and get to know which part needs replacement, please refer to the table below for coverage details of the...

  • Page 33: Disassembly

    Caution: ASUS hereby provides a basic instruction for the disassembly of ASUS products, i.e. to remove components and materials that require selective treatments, which are defined by Annex II of the European Union (EU) Waste Electrical and Electronic Equipment (WEEE) Directive 2002/96/ EC.
  • Page 34 hydrofluorocarbons (HFC), hydrocarbons (HC), - gas discharge lamps, - liquid crystal displays (together with their casing where appropriate) of a surface greater than 100 square centimeters and all those back- lighted with gas discharge lamps, - external electric cables, - components containing refractory ceramic fibers as described in Commission Directive 97/69/EC of 5 December 1997 adapting to technical progress Council Directive 67/548/EEC relating to the classification, packaging and labelling of dangerous substances,...
  • Page 35 Disassembly key components Back cover Button Speaker Rear camera module Front camera module USB charging connector (EC) Microphone Battery Touch panel module Service Manual...

  • Page 36: Removing The Back Cover

    Removing the back cover Before you begin Read the Safety notices and Guidelines. Perform a water resistance test and verify the test results before proceeding with disassembly. Tool list Heating Platform Heavy-duty suction cups Brush 95% alcohol Prying lever Phillips #00 screwdriver Tweezers Service Manual...
  • Page 37 Ensure that the heating platform is preheated to 70˚C. Place the device with the back cover facing down on the heating platform for 10~15 minutes. Apply a small amount of alcohol to the brush and gently spread it around the entire perimeter of the gap between the phone and the back cover.
  • Page 38 lever with a small amount of alcohol, taking care not to scratch it. Remove the back cover carefully from the side indicated in the illustration below. IMPORTANT! Avoid opening the back cover from the opposite side, as this may damage the FPC. Service Manual...
  • Page 39 Remove the screw from the motherboard. Service Manual...
  • Page 40 Disassemble the bracket from the motherboard. Push the bracket in the direction indicated in the illustration below. Use the tweezers to disconnect the FPC connector. IMPORTANT! When disassembling the back cover, ensure the environment remains clean to prevent dust from entering the camera lens. Service Manual...

  • Page 41: Removing The Button

    Removing the button Before you begin Read the Safety notices and Guidelines. Remove the following component: • Back cover Tool list Tweezers Service Manual...
  • Page 42 Use the tweezers to carefully remove the key pin stopper rubber from the front case. Use the tweezers to remove the buttons. volume key power key Service Manual...

  • Page 43: Removing The Speaker

    Removing the speaker Before you begin Read the Safety notices and Guidelines. Remove the following component: • Back cover Tool list Tweezers Prying lever Phillips #00 screwdriver Service Manual...
  • Page 44 Removing the wireless RX coil Use the tweezers to disconnect the wireless RX coil connector. IMPORTANT! Two transparent Kapton tapes are located in the upper left and lower right corners; avoid direct pulling to prevent damage to the coil and the underlying battery. Service Manual...
  • Page 45 Use the prying lever to carefully start disassembling the wireless RX coil from the left upper corner. To remove the wireless RX coil safely, press down on the Kapton tape area with your finger and gently use the prying lever to lift the coil.
  • Page 46 Remove the bracket. Push the VC module in the direction indicated in the illustration below. Service Manual...
  • Page 47 Carefully lift the VC module. Removing the battery connector Use the tweezers to disconnect the battery connector. Removing the speaker Remove the screws. Service Manual...
  • Page 48 NOTE: There are three different types of screw. Be careful to keep track of the differences to ensure proper reassembly. Gently lift the speaker from the FPC area. Then, carefully lift to detach it. Service Manual...

  • Page 49: Rear Camera Module

    Rear camera module Before you begin Read the Safety notices and Guidelines. Remove the following components: • Back cover • Speaker Tool list Phillips #00 screwdriver Tweezers Service Manual...
  • Page 50 Removing the receiver box Disassemble the screws in the reverse order of how they were originally tightened, as illustrated below. Carefully lift the receiver box from the bottom to the top. Avoid lifting it at too steep an angle. the receiver box IMPORTANT! Lifting at too steep an angle can damage the receiver rubber, which may result in failure of the water resistance...
  • Page 51 testing process. Removing the upper sub-board Use the tweezers to disconnect the upper sub-board connectors. IMPORTANT! Ensure the upper sub-board remains securely in place during the disassembly process. Remove the screw. Service Manual...
  • Page 52 Carefully lift the upper sub-board from the bottom to the top. Removing the FPC Use the tweezers to carefully lift the FPC from the camera. Removing the camera module Remove the 2 screws securing the camera. Remove the screw securing the upper antenna cover. Service Manual...
  • Page 53 Use the tweezers to disconnect the FPC and remove the camera. Remove the screw of the shielding case. Use tweezers to grip the shielding case and gently pull it out. Service Manual...
  • Page 54 Removing the dual camera Use the tweezers to disconnect the dual camera FPC. Remove the screw. Carefully lift the dual camera. Service Manual...

  • Page 55: Front Camera Module

    Front camera module Before you begin Read the Safety notices and Guidelines. Remove the following components: • Back cover • Speaker • Rear camera module Tool list Tweezers Service Manual...
  • Page 56 Use the tweezers to disconnect the front camera FPC. Carefully lift the front camera. Service Manual...

  • Page 57: Usb Charging Connector (Ec)

    USB charging connector (EC) Before you begin Read the Safety notices and Guidelines. Remove the following components: • Back cover • Speaker Tool list Tweezers SIM pin Phillips #00 screwdriver Service Manual...
  • Page 58 Removing the lower sub-board Disassemble the bracket from the sub-board. Lift in the direction indicated in the illustration below. Use the tweezers to disassemble the sub-board connectors. Use the tweezers to disconnect the connector after removing the Mylar film from it. Service Manual...
  • Page 59 Use a SIM pin to remove the sim tray. Lift the sub-board from the top, taking care with the leaf spring on the bottom. IMPORTANT! Be cautious with the thin area of the sub-board to avoid breaking or damaging it. Service Manual...
  • Page 60 Removing the USB FPC Remove the screws of the USB FPC. Carefully lift the FPC. Service Manual...

  • Page 61: Microphone

    Microphone Before you begin Read the Safety notices and Guidelines. The microphones are positioned in three locations as shown on the illustration above: • Upper sub-board (top) • Lower sub-board (middle) • Motherboard (bottom) Remove the following components: • Back cover •...
  • Page 62 • Parts of rear camera module (refer to P50-P52) • Receiver box • Upper sub-board Tool list Tweezers Removing the LCD connector Use the tweezers to carefully remove the gasket securing the connector on the FPC, then gently disconnect the connector. Use the tweezers to carefully disconnect the connector attached to the motherboard.

  • Page 63: Removing The Motherboard

    Removing the motherboard Hold the USB FPC in place before lifting the motherboard from the left side. Carefully tilt the motherboard downward to remove it from its position. Flip the motherboard over to remove all FPC connections. Service Manual...
  • Page 64 Insert the prying lever into the bracket, and lift the bracket to detach it. NOTE: The other two microphones on the upper and lower sub-boards were removed earlier in the disassembly. See their illustration below. Upper sub-board Lower sub-board Service Manual...

  • Page 65: Battery

    Battery Before you begin Read the Safety notices and Guidelines. Remove the following components: • Back cover • Speaker • Rear camera module • Front camera module • USB charging connector (EC) • Microphone Discharge the battery. Service Manual...
  • Page 66 Tool list Phillips #00 screwdriver Brush 95% alcohol Prying lever Removing the battery Apply a little alcohol to the prying lever. Carefully insert the prying lever under the battery, following the area indicated in the illustration below, to loosen all the adhesive. Avoid folding or twisting while removing the battery from the LCD module.
  • Page 67 Repeat the same step to remove the other battery. Service Manual...

  • Page 68: Touch Panel Module

    Touch panel module Before you begin Read the Safety notices and Guidelines. Remove the following components: • Back cover • Speaker • Rear camera module • Front camera module • USB charging connector (EC) • Microphone • Battery Service Manual...
  • Page 69 Tool list Tweezers Phillips #00 screwdriver Removing the audio jack sub-board connector Use the tweezers to remove the Kapton tape from the FPC, then remove the connector. Use the tweezers to remove the connectors from both the sub- board and the motherboard. Service Manual...
  • Page 70 Remove the screw, then use the tweezers to remove the connector. Lift the sub-board from the right side. Service Manual...
  • Page 71 Removing the upper antenna board and cable connector Use the tweezers to disconnect the connector from the bottom. Remove the screw and lift the upper antenna board. Removing the left antenna board and cable connector Use the tweezers to disassemble the left antenna board from the bottom.
  • Page 72 Removing the cable holder Use the tweezers to disassemble the cable holder from the right side. Removing the vibrator Use the tweezers to disassemble the vibrator from the left corner indicated by the illustration below. Service Manual...
  • Page 73 Waterproof labels Refer to the following illustrations for the location of the waterproof labels of your ASUS Phone: Service Manual...

  • Page 74: Assembly

    Assembly NOTE: Due to differences in the timing of document released, there might be slight variations in the appearance or dimensions of certain parts depicted in the images included in this manual compared to what is observed on the actual phone. These differences of the parts will not affect the equipment repair procedures.

  • Page 75: Installing The Battery

    Installing the battery Attach two BAT THERMAL PAD to the front frame. Replace the five AD FRONT BATT. Make sure RCV SEALING and SPK SEALING are not damaged or deformed. Service Manual...
  • Page 76 Position the transparent film correctly and apply two BAT SIDE PROTECT Kapton strips to the sides of the battery. Use a thickness gauge to measure the surrounding gaps and assemble the battery onto the LCD module. Yellow gap: 0.2~0.3 mm Red gap: 0.6 mm Green gap: 0.15~0.2 mm Purple gap: 0.1~0.15 mm...
  • Page 77 Apply pressure to all battery adhesive areas to ensure a strong bond. Service Manual...

  • Page 78: Installing The Motherboard

    Position the battery’s edge (marked by a yellow line) accurately, and then affix two BATPCB GRAPHITE SHEET on top of the battery. Installing the motherboard Connect the three FPC to the motherboard and verify that each connector is well-connected. 1) RFB_TO_UP_20P_FPC 2) RFB_TO_SUB_24P_FPC 3) BOT_USB_FPC NOTE: The device features double-sided rubber around the motherboard...
  • Page 79 Assemble 20P REINFORCE METAL and MB 3IN1 REINFORCE METAL. Position the RF cables around the motherboard which should not be pressed, then assemble the motherboard to the front frame. Order and temporarily secure three Screw M1.4*4.35L(P/N:13050- 30804209), applying a torque force between 0.45 and 0.55 kgf-cm. Note that these screws will need to be removed and replaced with the final screws later in the assembly process.
  • Page 80 Installing the back cover Clean up all the residual adhesive on the back cover and the front frame. NOTE: Refer to the tutorial for more information: https://sip.asus.com/ document/DisplayDocument.aspx?folder_type=PUB&doc_id=225177. Replace the RING COND SPONGE 4. Service Manual...
  • Page 81 Place the back cover adhesive on the alignment tool, and then position the back cover on the AD tool. Press on the adhesive area to ensure that the tape is firmly attached to the back cover. Press on the adhesive area to ensure that the tape is securely attached to the back cover.
  • Page 82 Remove the blue film then connect the back cover FPC connector to the motherboard. Assemble the LGFBTB REINFORCE METAL and secure it with an M1.4*5.3 screw, applying a torque force between 0.7 and 0.8 kgf- Service Manual...
  • Page 83 Align the back cover on the left side and proceed with the assembly. Service Manual...
  • Page 84 Position the phone with the LCD facing upward into the Pressing Fixtures. Put the phone in the Pressing Holder (Lower mold) and into the Pressing Fixture, then press for 80 seconds. Service Manual...
  • Page 85 10. Remove the left sponge from the Pressing Holder Lower mold and clean it thoroughly. 11. Position the phone on the left side of the Pressing Holder (Lower mold) to ensure the Pressing Fixture is centered. Then, apply pressure for 30 seconds. Service Manual...
  • Page 86 12. Take the phone out of the fixture and inspect it to ensure all aspects of its appearance are normal. Service Manual...

  • Page 87: Diagnostics And Calibration

    (Audio & Fingerprint) and the SMMI test on the phone to check whether the phone can function normally. Please visit the below link of ASUS official Support Site to obtain the software tools and SOP: Audio Calibration (execute when dismantling/reassembling the phone);...

  • Page 88: Audio Calibration

    Audio calibration To carry out audio calibration: Enable the USB debugging: Go to Settings > System > About Phone > Software information > Build number and tap it 7 times to become a developer, then from the System menu, go to Developer Options and enable USB Debugging.
  • Page 89 Connect your phone to a PC via a USB cable. Install the USB adb driver. Check Always allow from this computer and tap Allow to allow USB debugging on your phone screen. Service Manual...
  • Page 90 Extract AudioCalibrationAssistantTool.zip and execute AudioCalibrationAssistant.exe. Audio calibration is successful. If audio calibration fails and the value is out of range, please check if the speaker and the receiver are properly assembled. eg: the value of the receiver is out of range Service Manual...

  • Page 91: Fingerprint Calibration

    Fingerprint calibration Preparatory Steps and Guidelines Item Preparation: Fingerprint test weight (600g) Fingerprint test tools Remove the screen protector before performing fingerprint calibration. Clean and wipe the FOD (fingerprint on display) area to ensure it is free from dirt before initiating fingerprint calibration. Prior to fingerprint calibration, delete all stored fingerprints by navigating to: Settings >...
  • Page 92 Fingerprint Calibration APK Installation: Connect the phone to a PC via a USB cable. Service Manual...
  • Page 93 Click the ‘START’ button to go to the test. Service Manual...
  • Page 94 Position the FLESH FLAT with a 600g weight, then tap the ‘NEXT’ button. Service Manual...
  • Page 95 Position the BLACK FLAT with a 600g weight, then tap the ‘NEXT’ button. Service Manual...
  • Page 96 Position the FLESH CHART with a 600g weight, ensuring the direction of the stripe on the 3D rubber aligns with the phone’s orientation, then tap the ‘NEXT’ button. Service Manual...
  • Page 97 Service Manual...

  • Page 98: Smmi Function Test

    SMMI function test To use SMMI self-test app: Tap Calculator app. Input .12345+= to enter SMMI self-test app. Service Manual...
  • Page 99 Select Test all or Single test to start self-test procedure. Service Manual...

  • Page 100: Proximity Sensor Calibration

    Proximity sensor calibration Connect the phone to a PC via a USB cable. Service Manual...
  • Page 101 Service Manual...
  • Page 102 Click ‘DISPLAY_BACKPOINT_TEST‘ to enter the display blackpoint test. Check the white area of the box. If no abnormalities are found, click the “PASS” button. Ensure there are no obstructions around the proximity sensor, and the area above the sensor is clear. Avoid overhead light sources or direct sunlight.
  • Page 103 Click “OK” and then “Start” to begin calibration. Service Manual...
  • Page 104 Click “PROXIMITY_TEST” to begin test. Service Manual...
  • Page 105 Move your hand near and away from the proximity sensor area to test functionality. Service Manual...

  • Page 106: Firmware Upgrade

    Firmware upgrade To upgrade the firmware on your ASUS Phone: Go to the phone’s Settings > System > System update. Service Manual...
  • Page 107 Find Check Update and tap to download the latest firmware. Service Manual...

  • Page 108: Appendix

    Appendix Wiring and connection diagram LCP RF connector (lower) Wireless charger connector Panel connector Lower 24-pin connector Battery connector LCP RF connector (upper) Upper 34-pin connector Tele camera connector Dual camera 30-pin connector 10. Dual camera 40-pin connector Service Manual...
  • Page 109 11. Upper 20-pin connector 12. USB power connector 13. Lower 40-pin connector 14. Lower 16-pin connector Service Manual...
  • Page 110 15. Lower 16-pin connector 16. Fingerprint connector 17. LCP RF connector (lower) 18. Lower 34-pin connector 19. Audio jack connector 20. Lower 24-pin connector 21. Wide camera connector 22. Upper 34-pin connector 23. LCP RF connector (upper) 24. Upper 20-pin connector Service Manual...

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