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Motorola G35 Microphone Repair

Microphone Repair guide for the Motorola G35

Moderate
~30 min
17 steps

Before you begin

Tools

  • Phillips #000 screwdriver
  • Heat gun or hair dryer
  • Suction cup tool
  • Plastic prying tools
  • Spudger tool
  • Tweezers
  • SIM eject tool

Parts / materials

  • Replacement microphone sub-board
  • Pre-cut back cover adhesive tape
  • Isopropyl alcohol (99%)

Safety

  • Wear protective safety glasses when applying heat near glass or plastic components.
  • Always disconnect the battery flex cable before handling internal hardware.
  • Do not bend or puncture the internal lithium-ion battery.

Overview

# Motorola G35 Microphone Repair Repair Guide Action-specific microphone repair walkthrough for the Motorola G35. About 30 minutes across 17 steps. This DIY guide walks through microphone repair on the Motorola G35 (Moto G series phone). Before you open the device, confirm the exact model number on the Motorola settings screen or rear housing so your replacement part matches the G35 specifically—not a similar Moto G sibling. Most DIY techs finish this Motorola G35 microphone repair in about 30 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Motorola G35 job: Phillips #000 screwdriver, Heat gun or hair dryer, Suction cup tool, Plastic prying tools, Spudger tool, Tweezers, SIM eject tool. Parts and supplies: Replacement microphone sub-board, Pre-cut back cover adhesive tape, Isopropyl alcohol (99%). Power the G35 off completely, remove SIMs/SD cards if present, and work on a clean, well-lit surface with a magnetic mat for screws. If a step feels wrong for your Motorola G35, stop and compare the connector layout to the photos in this guide. When you prefer a same-day pro repair in Seattle instead, LML Repair can handle microphone repair for this model with tested parts and a workmanship warranty.

Step-by-step

  1. 1

    Power Off Device

    1 min

    Press and hold the power button, then select Power Off on the screen. Ensure the device is completely powered down before starting.

  2. 2

    Remove SIM Card Tray

    1 min

    Insert a SIM eject tool into the hole next to the card slot. Push gently until the tray pops out, then remove it.

  3. 3

    Heat Back Cover

    2 min

    Apply heat evenly around the outer edges of the rear panel using a heat gun on low power for two minutes to soften the adhesive.

  4. 4

    Apply Suction Cup

    1 min

    Attach a suction cup near the bottom edge of the rear cover. Pull upward firmly to create a slight gap between the cover and the chassis.

  5. 5

    Slice Back Panel Adhesive

    3 min

    Insert a plastic opening pick into the gap created by the suction cup. Slide it along the perimeter to slice through the adhesive.

  6. 6

    Remove Rear Panel

    2 min

    Carefully lift the rear panel away from the phone body and set it aside on a clean surface.

  7. 7

    Unbolt Loudspeaker Bracket

    2 min

    Use a Phillips #000 screwdriver to remove the screws securing the bottom loudspeaker assembly.

  8. 8

    Pry Out Loudspeaker Module

    2 min

    Insert the flat end of a spudger beneath the loudspeaker module and pry upward to remove it from the frame.

  9. 9

    Disconnect Battery Cable

    1 min

    Locate the battery flex cable connector on the motherboard and disconnect it using a plastic spudger to disable power.

  10. 10

    Disconnect Interconnect Cable

    1 min

    Use a spudger to pop off the main interconnect ribbon cable press connector from the sub-board.

  11. 11

    Detach Antenna Coaxial Cables

    2 min

    Use fine tweezers to gently pry up the antenna coaxial cables connected to the bottom daughterboard.

  12. 12

    Remove Microphone Sub-board

    2 min

    Pry the sub-board containing the integrated primary microphone up from the bottom housing recess.

  13. 13

    Position New Sub-board

    2 min

    Place the replacement microphone daughterboard into the lower housing, pressing gently to seat it in position.

  14. 14

    Reconnect Antenna and Flex Cables

    2 min

    Snap the antenna coaxial connectors onto the sub-board, then press down the interconnect ribbon cable until it clicks.

  15. 15

    Reconnect Battery Cable

    1 min

    Align the battery flex connector over its terminal on the mainboard and press down firmly to re-engage power.

  16. 16

    Reinstall Loudspeaker Assembly

    2 min

    Lower the loudspeaker housing back over the sub-board and tighten the Phillips screws securely.

  17. 17

    Reseal Rear Cover

    3 min

    Apply pre-cut adhesive strips along the phone frame perimeter, place the rear panel back on top, and press firmly along the edges.

After your Motorola G35 microphone repair

Power the G35 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 G35 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 G35 repair context in the encyclopedia, or open related DIY guides.

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