Phone · Motorola · Moto Edge 50 Pro
Motorola Moto Edge 50 Pro Microphone Repair
Microphone Repair guide for the Motorola Moto Edge 50 Pro
Before you begin
Tools
- Precision Phillips #00 screwdriver
- Heat gun or hair dryer
- Suction cup tool
- Plastic prying tools / opening picks
- Tweezers
- Spudger tool
- SIM eject pin
Parts / materials
- Replacement microphone sub-board module
- Pre-cut rear cover adhesive strips
- Isopropyl alcohol (99%)
- Lint-free microfiber cloth
Safety
- Wear safety glasses to protect against potential glass fragments while heating and prying.
- Ensure the device is powered off before starting any internal disassembly.
- Avoid bending or puncturing the battery located directly above the sub-board.
- Handle delicate flex cable connectors with care to prevent damaging tiny motherboard pins.
Overview
Step-by-step
- 1
Power Off Phone
1 minPress and hold the power button, then select Power Off on the screen to completely shut down the device.
- 2
Remove SIM Card Tray
1 minInsert a SIM eject pin into the pinhole on the bottom frame and push inward to eject the tray.
- 3
Heat Back Cover
3 minApply continuous heat around the rear glass edges for two minutes using a heat gun or hair dryer to soften adhesive.
- 4
Attach Suction Cup
1 minPress a suction cup firmly onto the lower portion of the rear panel near the bottom edge.
- 5
Create Initial Gap
2 minPull upward on the suction cup handle to create a small gap between the back cover and the frame.
- 6
Insert Plastic Opening Pick
1 minSlide a thin plastic opening pick into the gap created at the bottom edge.
- 7
Slice Rear Panel Adhesive
5 minCarefully slide the opening pick around all four sides of the phone to cut through the perimeter adhesive.
- 8
Lift Off Rear Cover
2 minGently lift the rear cover clear of the chassis and place it on a clean surface.
- 9
Unscrew Speaker Cover
3 minRemove the Phillips #00 screws securing the bottom speaker and sub-board protective shield.
- 10
Remove Lower Loudspeaker
2 minInsert a spudger under the bottom speaker assembly and pop it out of the housing.
- 11
Disconnect Interconnect Flex Cable
2 minUse the flat end of a spudger to pry the main ribbon flex connector directly up from the sub-board.
- 12
Disconnect Antenna Coaxial Cables
2 minUse precision tweezers to gently unclip the antenna cable connectors straight up from the lower board.
- 13
Pry Out Microphone Sub-Board
2 minGently lever the old sub-board containing the primary microphone up from the bottom cavity.
- 14
Install New Microphone Sub-Board
2 minAlign the replacement microphone sub-board in the lower chassis slot and press it down into position.
- 15
Reconnect Flex Cables and Antennas
3 minSnap the interconnect flex connector back into place and reconnect the antenna cables using tweezers.
- 16
Reinstall Loudspeaker Assembly
3 minPlace the loudspeaker cover over the sub-board and tighten the Phillips #00 screws until snug.
- 17
Apply Pre-Cut Adhesive Tape
4 minClean remaining adhesive from the frame with isopropyl alcohol, then apply new pre-cut back cover adhesive strips.
- 18
Seal Rear Cover
2 minAlign the rear cover over the frame and press firmly along all edges to secure the bond.
After your Motorola Moto Edge 50 Pro microphone repair
Power the Moto Edge 50 Pro back on and test the microphone 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 Motorola Moto Edge 50 Pro job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Motorola Moto Edge 50 Pro repair context in the encyclopedia, or open related DIY guides.
