iPhone Air Auxiliary Microphone
Before You Begin
Warning
Read Battery Safety and follow workspace and battery handling guidelines before you begin.
Tools
Adjustable torque driver (10–34 Ncm)
Crosshead 44 mm half-moon bit
ESD-safe tweezers
Nylon probe (black stick)
Super screw 50 mm bit
Torque driver (gray, 0.55 kgf cm)
Torque driver (orange, 0.85 kgf cm)
Torque driver (teal, 0.75 kgf cm)
Trilobe 44 mm half-moon bit
Refer to a full list of tools required for all repairs.

Important
Removal
Note: If you’ve already completed the removal steps, skip to reassembly.
Important
Complete back glass removal steps 1 through 3. Then continue to step 1.
Use a torque driver and the trilobe bit to remove the six trilobe screws.
Use a torque driver and crosshead bit to remove the nine crosshead screws. Then complete the entire step before continuing to the next step.
Remove the logic board cowling and the back glass cowling. Save the cowlings for reassembly.
Lift the end of the battery flex cable (1) off the connector.
Caution: You must disconnect the battery flex cable first to ensure that the iPhone stays turned off.
Lift the ends of the back glass flex cable (2) and the USB-C connector flex cable off the connectors (3).
Hold the back glass by the edges. Pull the tabs on the suction cups to release them from the back glass. Then set the back glass facedown on a clean, flat surface.
Remove the Taptic Engine cowling and the Taptic Engine chin cowling. Save the cowlings for reassembly. Then complete the entire step before continuing to the next step.
Use the black stick or adhesive cutter to separate the Taptic Engine flex cable from the USB-C connector flex cable.
Lift the ends of the Taptic Engine flex cable and the auxiliary microphone flex cable off the connectors.
Remove the battery. Then continue to step 5.
Remove the Taptic Engine.
Gently peel the USB-C connector flex cable from the enclosure.
Caution: Don't bend the flex cable more than 45 degrees.
Use a torque driver and super screw bit to remove one super screw.
Use a torque driver and crosshead bit to remove one crosshead screw.
Remove the auxiliary microphone.
Important: The auxiliary microphone is held in place by strong adhesive. Pull the auxiliary microphone toward the top of the enclosure until the microphone separates from the adhesive.
Reassembly
Screw Diagram

Use ESD-safe tweezers to remove all adhesive from the enclosure. Use an ethanol or IPA wipe to clean the enclosure.
Use ESD-safe tweezers to peel the protective liner from the adhesive on the auxiliary microphone. Then position the auxiliary microphone in the enclosure by aligning the screw holes.
Set the 10–34 Ncm adjustable torque driver to 10 Ncm. Use the adjustable torque driver super screw bit to install one new super screw (923-13700) into the auxiliary microphone.
Use the teal torque driver and crosshead bit to install one new crosshead screw (923-13974) into the auxiliary microphone.
Use the orange torque driver and crosshead bit to install one new crosshead screw (923-13690) into the auxiliary microphone.
Use the gray torque driver and crosshead bit to install one new crosshead screw (923-13976) into the auxiliary microphone.
Reposition the USB-C connector flex cable along the enclosure wall using the screw holes as a guide.
Press the end of the USB-C connector flex cable to the connector.
Use the gray torque driver and crosshead bit to install three new crosshead screws (923-13693) into the USB-C connector.
Press and hold the top of the auxiliary microphone for 15 seconds to adhere it to the enclosure.
Press the end of the auxiliary microphone flex cable to the connector.
Reinstall the following parts to complete reassembly: