Introduction
Use this guide to replace the fingerprint sensor in your Motorola Edge (2022).
Before you begin, download the Rescue and Smart Assistant app to backup your device and diagnose whether your problem is software or hardware related.
For your safety, discharge the battery below 25% before disassembling your phone. This reduces the risk of fire if the battery is accidentally damaged during the repair. If your battery is swollen, take appropriate precautions.
You'll need replacement adhesive in order to complete this repair.
What you need
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Tool used on this step:Tweezers$4.99
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Insert a SIM eject tool, bit, or straightened paperclip into the SIM card tray hole on the bottom edge of the phone.
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Press the SIM eject tool into the sim card tray hole to eject the SIM card tray.
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Use your fingers or tweezers to remove the SIM card tray.
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Heat an iOpener and apply it to the back cover's right edge for two minutes.
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Apply a suction cup to the back of the phone, as close to the middle of the right edge as possible.
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Pull up on the suction cup with a strong, steady force to create a gap between the back cover and the frame.
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Insert an opening pick into the gap.
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Slide the pick along the right edge to slice the adhesive.
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Leave the pick in the bottom right edge to prevent the adhesive from resealing.
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Apply a heated iOpener to the back cover's bottom edge for two minutes.
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Rotate the pick around the bottom right corner to slice the adhesive.
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Insert an opening pick between the right edge of the camera bezel and the motherboard cover.
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Slide the pick back and forth along the edge to slice the adhesive.
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Lift the camera bezel from the phone and remove it.
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This is a good point to test your phone's functionality before sealing it up. Use this guide to run a hardware test. Be sure to power your phone back down completely before you continue working.
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If you are replacing the fingerprint sensor or screen assembly, use this guide to calibrate the fingerprint sensor.
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Follow this guide to replace the back cover and camera bezel adhesive.
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Insert the pointed end of a spudger underneath the tape that connects the wireless charging coil to the speaker on the bottom left of the phone.
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Slowly lift the spudger up until the tape detaches from the speaker.
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Insert a spudger underneath the tape that connects the wireless charging coil to the daughterboard cover on the bottom right of the phone.
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Slowly lift the spudger up until the tape detaches.
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Slowly pull the motherboard cover up and away from the phone and remove it.
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Use your fingers to move the graphite film that covers the battery out of the way.
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Use the pointed end of a spudger to pry up and disconnect the battery's press connector.
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Use a Phillips screwdriver to remove the five screws securing the daughterboard cover:
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Four 4.1 mm screws
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One 3 mm screw
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Insert a spudger under the daughterboard cover on the bottom right corner of the phone.
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Pry up with the spudger to release the clips securing the cover.
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Tool used on this step:Tweezers$4.99
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Use your fingers or tweezers to remove daughterboard cover.
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Use the pointed end of a spudger to pry up and disconnect the interconnect cable's press connector from the daughterboard.
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Use a Phillips screwdriver to remove the two 3 mm screws:
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One screw securing the fingerprint sensor cover.
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One screw securing the daughterboard.
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Use your fingers or tweezers to lift the daughterboard out of its recess and remove it.
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Tool used on this step:Tweezers$4.99
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Use the flat side of a spudger to pry the fingerprint sensor from the frame.
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Use your fingers or tweezers to remove the fingerprint sensor from the phone.
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Compare your new replacement part to the original part—be sure to transfer remaining components and remove adhesive backings from the new part before installing.
To reassemble your device, follow the instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
Compare your new replacement part to the original part—be sure to transfer remaining components and remove adhesive backings from the new part before installing.
To reassemble your device, follow the instructions in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting, or ask our Answers community for help.
