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Apple iPhone 7 Plus Microphone Repair

Microphone Repair guide for the Apple iPhone 7 Plus

Moderate
~46 min
20 steps

Before you begin

Tools

  • P2 Pentalobe screwdriver
  • Tri-point Y000 screwdriver
  • Phillips #000 screwdriver
  • Suction cup tool
  • Plastic opening pick
  • Spudger tool
  • Tweezers
  • Heat gun or hair dryer

Parts / materials

  • Replacement Lightning port and microphone flex cable
  • Display frame adhesive seal
  • Isopropyl alcohol (99%)

Safety

  • Disconnect the battery before touching internal motherboard components to avoid electrical shorts.
  • Do not puncture, flex, or damage the soft lithium-ion battery pouch.
  • Keep track of each screw position, as placing long screws in short holes causes fatal board damage.
  • Wear safe eye protection while heating glass screens.

Overview

# Apple iPhone 7 Plus Microphone Repair Repair Guide Action-specific microphone repair walkthrough for the Apple iPhone 7 Plus. About 46 minutes across 20 steps. This DIY guide walks through microphone repair on the Apple iPhone 7 Plus (iPhone series phone). Before you open the device, confirm the exact model number on the Apple settings screen or rear housing so your replacement part matches the iPhone 7 Plus specifically—not a similar iPhone sibling. Most DIY techs finish this Apple iPhone 7 Plus microphone repair in about 46 minutes when parts and tools are ready. Difficulty is rated intermediate for this model. Recommended tools for this Apple iPhone 7 Plus job: P2 Pentalobe screwdriver, Tri-point Y000 screwdriver, Phillips #000 screwdriver, Suction cup tool, Plastic opening pick, Spudger tool, Tweezers, Heat gun or hair dryer. Parts and supplies: Replacement Lightning port and microphone flex cable, Display frame adhesive seal, Isopropyl alcohol (99%). Power the iPhone 7 Plus 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 Apple iPhone 7 Plus, 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 down the iPhone

    1 min

    Press and hold the power button, then slide to turn off your iPhone 7 Plus completely before starting.

  2. 2

    Remove pentalobe screws

    2 min

    Unscrew the two 3.4 mm P2 Pentalobe screws located on the bottom edge near the charging port.

  3. 3

    Warm the display edges

    3 min

    Apply mild heat with a heat gun along the bottom and side edges to soften the internal display adhesive.

  4. 4

    Attach suction cup

    1 min

    Place a suction cup on the lower half of the front display, directly above the Home button.

  5. 5

    Create a lower opening gap

    2 min

    Pull up firmly on the suction cup while pushing down on the rear enclosure to create a thin gap at the bottom.

  6. 6

    Insert opening pick

    1 min

    Insert the flat edge of an opening pick into the gap between the glass screen and the aluminium bezel.

  7. 7

    Slice perimeter display adhesive

    3 min

    Slide the pick around the bottom and up both sides to cut through the waterproof display adhesive.

  8. 8

    Open display sideways

    2 min

    Swing the screen open from the left side like a book cover, resting it against a stable support.

  9. 9

    Remove lower cable bracket

    3 min

    Unscrew the four Tri-point Y000 screws securing the lower display cable shield and remove the bracket.

  10. 10

    Disconnect the battery

    1 min

    Use the edge of a plastic spudger to pop the battery connector straight up off its socket.

  11. 11

    Disconnect lower display cables

    2 min

    Disconnect the lower display flex cable and digitizer cable from the logic board using your spudger.

  12. 12

    Remove upper bracket screws

    2 min

    Unscrew the three Phillips #000 screws holding the upper display connector bracket and remove it.

  13. 13

    Detach the screen assembly

    2 min

    Disconnect the front camera and sensor assembly cable, then lift the display assembly completely away from the body.

  14. 14

    Unscrew the Taptic Engine

    2 min

    Remove the three Phillips #000 screws securing the Taptic Engine linear resonant actuator near the bottom.

  15. 15

    Remove the Taptic Engine

    2 min

    Disconnect the Taptic Engine connector from the lower flex cable and lift the component out.

  16. 16

    Unscrew the loudspeaker assembly

    3 min

    Unscrew the five Phillips screws holding the lower loudspeaker in place on the bottom edge.

  17. 17

    Lift out the speaker

    2 min

    Gently lift the loudspeaker out from the bottom housing and set it aside.

  18. 18

    Unscrew the microphone assembly

    3 min

    Remove the four Phillips screws anchoring the lower microphone and Lightning connector assembly to the bottom frame.

  19. 19

    Peel up the microphone flex

    4 min

    Use a spudger to carefully peel the microphone, barometric vent, and flex cable off the inner housing adhesive.

  20. 20

    Install replacement microphone assembly

    5 min

    Align the new lower microphone and Lightning flex cable in the housing, press down firm adhesive contacts, and reassemble.

After your Apple iPhone 7 Plus microphone repair

Power the iPhone 7 Plus 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 Apple iPhone 7 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 Apple iPhone 7 Plus repair context in the encyclopedia, or open related DIY guides.

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