Phone · Samsung · Galaxy S10 Plus
Samsung Galaxy S10 Plus Fingerprint Sensor Repair
Fingerprint Sensor Repair guide for the Samsung Galaxy S10 Plus
Before you begin
Tools
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools
- Precision screwdriver set (Phillips #000)
- Spudger tool
- Tweezers
- Opening picks
Parts / materials
- S10 Plus rear glass adhesive gasket
- Replacement ultrasonic fingerprint sensor
- 99% Isopropyl alcohol
- Lint-free wipes
Safety
- Wear eye protection to guard against potentially shattered glass
- Use heat-resistant gloves when handling heated glass surfaces
- Always disconnect the battery before handling delicate circuit components
Overview
Step-by-step
- 1
Power Off and Remove SIM Tray
2 minTurn off your Galaxy S10 Plus completely. Insert a SIM eject tool into the top hole to pop out and remove the SIM card tray.
- 2
Heat Rear Glass Edges
3 minUse a heat gun or hair dryer on medium heat to warm the edges of the rear glass for 2-3 minutes to soften the internal adhesive.
- 3
Attach Suction Cup
1 minPress a suction cup firmly onto the lower portion of the rear glass near the charging port.
- 4
Create Initial Gap
3 minPull up gently on the suction cup while pressing a thin opening pick into the seam under the back cover glass.
- 5
Slice Back Cover Adhesive
5 minSlide plastic prying picks around all four edges of the phone to cut through the perimeter adhesive gasket.
- 6
Lift Off Rear Glass Panel
2 minCarefully lift the rear glass off the frame and set it aside on a clean workspace.
- 7
Unscrew Midframe Fasteners
4 minUse a Phillips #000 screwdriver to remove the 15 identical screws securing the midframe and wireless charging coil.
- 8
Detach Wireless Charging Assembly
2 minGently peel the wireless charging pad and midframe shield away from the chassis using a plastic spudger.
- 9
Disconnect Battery Press Connector
1 minPry the battery connector straight up from the motherboard using the flat edge of a spudger to cut power.
- 10
Disconnect Display Flex Cable
2 minUnsnap the display ZIF/press connector located near the middle-right side of the motherboard using tweezers or a spudger.
- 11
Remove Motherboard Retaining Screws
2 minUnscrew the single Phillips #000 screw holding the mainboard assembly to the aluminum frame.
- 12
Lift Out Main Motherboard
3 minCarefully angle the top of the main motherboard up and remove it from the phone body.
- 13
Heat Ultrasonic Sensor Area
2 minWarm the lower third of the front display panel with a heat gun for 1 minute to soften the sensor's adhesive backing.
- 14
Pry Up Damaged Fingerprint Sensor
4 minSlide a thin plastic pick under the ultrasonic sensor flex cable on the inside frame and lift it off the screen housing.
- 15
Clean Sensor Mounting Surface
3 minWipe away remaining glue residue from the sensor mounting area with a lint-free wipe dampened with 99% isopropyl alcohol.
- 16
Install Replacement Fingerprint Sensor
4 minPeel the protective backing off the new sensor, align it precisely with the display cutout, and press it firmly into place.
After your Samsung Galaxy S10 Plus fingerprint sensor repair
Power the Galaxy S10 Plus back on and test the fingerprint sensor repair function before you put every screw away. Check touch/display response, charging, cameras, buttons, and wireless as relevant to this repair. If something fails after closing the device, reopen carefully and reseat the connectors for this Samsung Galaxy S10 Plus job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Samsung Galaxy S10 Plus repair context in the encyclopedia, or open related DIY guides.
