Phone · Apple · iPhone 7 Plus
Apple iPhone 7 Plus Microphone Repair
Microphone Repair guide for the Apple iPhone 7 Plus
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
Step-by-step
- 1
Power down the iPhone
1 minPress and hold the power button, then slide to turn off your iPhone 7 Plus completely before starting.
- 2
Remove pentalobe screws
2 minUnscrew the two 3.4 mm P2 Pentalobe screws located on the bottom edge near the charging port.
- 3
Warm the display edges
3 minApply mild heat with a heat gun along the bottom and side edges to soften the internal display adhesive.
- 4
Attach suction cup
1 minPlace a suction cup on the lower half of the front display, directly above the Home button.
- 5
Create a lower opening gap
2 minPull up firmly on the suction cup while pushing down on the rear enclosure to create a thin gap at the bottom.
- 6
Insert opening pick
1 minInsert the flat edge of an opening pick into the gap between the glass screen and the aluminium bezel.
- 7
Slice perimeter display adhesive
3 minSlide the pick around the bottom and up both sides to cut through the waterproof display adhesive.
- 8
Open display sideways
2 minSwing the screen open from the left side like a book cover, resting it against a stable support.
- 9
Remove lower cable bracket
3 minUnscrew the four Tri-point Y000 screws securing the lower display cable shield and remove the bracket.
- 10
Disconnect the battery
1 minUse the edge of a plastic spudger to pop the battery connector straight up off its socket.
- 11
Disconnect lower display cables
2 minDisconnect the lower display flex cable and digitizer cable from the logic board using your spudger.
- 12
Remove upper bracket screws
2 minUnscrew the three Phillips #000 screws holding the upper display connector bracket and remove it.
- 13
Detach the screen assembly
2 minDisconnect the front camera and sensor assembly cable, then lift the display assembly completely away from the body.
- 14
Unscrew the Taptic Engine
2 minRemove the three Phillips #000 screws securing the Taptic Engine linear resonant actuator near the bottom.
- 15
Remove the Taptic Engine
2 minDisconnect the Taptic Engine connector from the lower flex cable and lift the component out.
- 16
Unscrew the loudspeaker assembly
3 minUnscrew the five Phillips screws holding the lower loudspeaker in place on the bottom edge.
- 17
Lift out the speaker
2 minGently lift the loudspeaker out from the bottom housing and set it aside.
- 18
Unscrew the microphone assembly
3 minRemove the four Phillips screws anchoring the lower microphone and Lightning connector assembly to the bottom frame.
- 19
Peel up the microphone flex
4 minUse a spudger to carefully peel the microphone, barometric vent, and flex cable off the inner housing adhesive.
- 20
Install replacement microphone assembly
5 minAlign 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.

