Phone · Motorola · Moto G3
Motorola Moto G3 Microphone Repair
Microphone Repair guide for the Motorola Moto G3
Before you begin
Tools
- Torx T3 screwdriver
- Plastic opening tool
- Spudger
- Precision tweezers
- Anti-static wrist strap
Parts / materials
- Replacement Moto G3 microphone module
- Isopropyl alcohol (99%)
Safety
- Power off the phone completely before starting any disassembly.
- Wear an anti-static wrist strap to protect sensitive electronic components from static discharge.
- Avoid using metal tools directly against the battery to prevent punctures or short circuits.
Overview
Step-by-step
- 1
Pry Off Outer Back Cover
1 minInsert a plastic opening tool into the notch at the bottom edge and lift the outer back cover off the phone.
- 2
Remove MicroSD Card
1 minPress the microSD card slightly inward to release the latch, then pull it straight out of its slot.
- 3
Remove Micro-SIM Card
1 minSlide the micro-SIM card out of its slot using your thumb or tweezers.
- 4
Unscrew Midframe Screws
4 minUse a Torx T3 screwdriver to remove all 14 screws securing the inner midframe to the chassis.
- 5
Unclip Inner Midframe
2 minInsert a plastic opening tool around the outer edge of the inner frame to release the plastic clips.
- 6
Lift Off Midframe Bezel
1 minGently lift the inner midframe bezel away from the phone body and set it aside.
- 7
Disconnect Battery Cable
1 minUse a spudger to pry the battery flex cable connector straight up from the motherboard.
- 8
Disconnect Display Cable
2 minPry up the display ZIF connector lock and gently slide the display cable out.
- 9
Disconnect Digitizer Cable
2 minUse a spudger to flip up the retaining flap on the digitizer connector and pull the cable free.
- 10
Unseat Motherboard Assembly
2 minInsert a spudger under the motherboard edges and carefully lever it up out of the rear housing.
- 11
Remove Primary Microphone Rubber Gasket
1 minUse fine-tip tweezers to lift the small rubber microphone gasket from the bottom of the frame.
- 12
Extract Faulty Microphone Module
2 minGently pry the original microphone board assembly out of its recess in the lower chassis.
- 13
Install New Microphone Module
2 minAlign the replacement microphone module into the lower frame recess and press it gently into place.
- 14
Reinstall Rubber Gasket
1 minFit the rubber microphone gasket over the new microphone module to ensure proper acoustic sealing.
- 15
Reseat Motherboard Assembly
2 minLower the motherboard back into the housing, ensuring alignment with all internal guide pins.
- 16
Reconnect Display and Digitizer Cables
2 minSlide the flex cables into their respective ZIF connectors and lock down the retaining flaps.
- 17
Reconnect Battery Cable
1 minPress the battery flex connector firmly onto its motherboard socket until it clicks.
- 18
Snap Inner Midframe in Place
2 minAlign the inner midframe over the phone and press around the perimeter until all clips snap shut.
- 19
Reinstall Midframe Screws
4 minThread and tighten the 14 Torx T3 screws to secure the inner midframe assembly.
- 20
Attach Outer Back Cover
1 minReinsert SIM and microSD cards, then press the outer back cover firmly onto the phone frame.
After your Motorola Moto G3 microphone repair
Power the Moto G3 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 G3 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 G3 repair context in the encyclopedia, or open related DIY guides.
