Phone · Motorola · Moto G Original
Motorola Moto G Original Microphone Repair
Microphone Repair guide for the Motorola Moto G Original
Before you begin
Tools
- Torx T3 screwdriver
- Plastic prying tools
- Spudger tool
- Tweezers
- SIM card eject tool
Parts / materials
- Replacement Moto G (1st Gen) microphone daughterboard assembly
- Double-sided electronics adhesive tape
Safety
- Wear an anti-static wrist strap to avoid damaging sensitive electronic components.
- Do not bend or puncture the internal lithium-ion battery.
- Use caution with small plastic clips to prevent breaking the internal housing.
Overview
Step-by-step
- 1
Power Down the Device
1 minPress and hold the power button, then tap Power Off on the screen. Ensure the device is fully shut down before proceeding.
- 2
Remove the Rear Cover
2 minInsert a plastic prying tool into the notch near the charging port. Lever the plastic rear cover up to detach it from the phone body.
- 3
Eject the SIM Card Tray
1 minInsert a SIM eject tool into the hole on the SIM card slot. Push firmly to eject the tray and set it aside.
- 4
Unscrew the Inner Midframe Screws
4 minUse a Torx T3 screwdriver to remove the 14 screws securing the inner rear midframe to the phone frame.
- 5
Unclip the Midframe Assembly
3 minInsert the flat edge of a spudger along the seam of the inner midframe. Gently pry around the perimeter to release the plastic clips.
- 6
Lift Off the Inner Rear Midframe
1 minGently lift the inner frame straight up off the chassis. Set the midframe aside in a clean work area.
- 7
Disconnect the Battery Connector
2 minInsert the pointed end of a spudger under the battery flex cable connector. Pry straight up to disconnect it from the motherboard.
- 8
Disconnect the Lower Daughterboard Flex Cable
2 minPry up the press-fit connector of the lower daughterboard flex cable located near the bottom of the motherboard.
- 9
Remove the Speaker Module Screw
2 minUse the Torx T3 screwdriver to remove the single screw securing the lower speaker and microphone module.
- 10
Pry Out the Speaker Assembly
3 minInsert a plastic prying tool under the lower speaker enclosure. Carefully pry the module up out of the phone frame.
- 11
Extract the Defective Microphone Assembly
2 minUse tweezers to pick up the microphone daughterboard assembly out of its lower housing slot. Note the rubber gasket orientation.
- 12
Position the Replacement Microphone Assembly
3 minPlace the new microphone and daughterboard assembly into the lower slot. Ensure the rubber gasket fits tightly over the mic port.
- 13
Reinstall the Speaker Module
2 minPress the lower speaker module back into place over the microphone assembly until it sits flush.
- 14
Secure the Speaker Module Screw
2 minReinsert and tighten the single Torx T3 screw to hold the speaker and microphone module in place.
- 15
Reconnect the Lower Daughterboard Flex Cable
2 minAlign the flex cable press-fit connector over its socket on the motherboard. Press down firmly until it snaps into place.
- 16
Reconnect the Battery
1 minPress the battery flex cable connector straight down onto its motherboard socket until it clicks.
- 17
Snap On the Inner Midframe
3 minAlign the inner midframe over the phone body. Press around the edges until all perimeter clips snap securely shut.
- 18
Fasten the Midframe Screws
4 minDrive the 14 Torx T3 screws back into the inner midframe until snug.
- 19
Reinsert SIM Tray and Attach Rear Cover
2 minSlide the SIM card tray back into the phone. Align the plastic rear cover and press firmly until all clips snap into place.
After your Motorola Moto G Original microphone repair
Power the Moto G Original 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 G Original 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 G Original repair context in the encyclopedia, or open related DIY guides.

