Phone · Motorola · Moto E7 Power
Motorola Moto E7 Power Microphone Repair
Microphone Repair guide for the Motorola Moto E7 Power
Before you begin
Tools
- Phillips #00 screwdriver
- SIM card eject tool
- Plastic opening picks
- Spudger
- Precision tweezers
- Anti-static wrist strap
Parts / materials
- Replacement Moto E7 Power daughterboard with microphone
- Isopropyl alcohol (99%)
Safety
- Wear an anti-static wrist strap to protect internal components from electrostatic discharge.
- Power down the phone completely before starting the repair process.
- Avoid bending or puncturing the lithium-ion battery while working inside the device.
Overview
Step-by-step
- 1
Power Off Phone
1 minPress and hold the power button, then select Power Off on the screen to completely shut down the device.
- 2
Eject SIM Tray
1 minInsert a SIM eject tool into the small hole on the left edge of the phone and press firmly to pop out the tray.
- 3
Unclip Rear Cover
4 minInsert a plastic opening pick into the seam between the screen frame and back cover, prying gently along the edges to release the plastic clips.
- 4
Disconnect Fingerprint Cable
2 minSlightly lift the rear cover and use the flat end of a spudger to disconnect the fingerprint sensor flex cable from the motherboard.
- 5
Remove Loudspeaker Screws
3 minUse a Phillips #00 screwdriver to remove the seven screws securing the lower loudspeaker housing.
- 6
Remove Loudspeaker Housing
2 minInsert a pry tool under the edge of the loudspeaker housing and gently lift it up to detach it from the phone frame.
- 7
Disconnect Interconnect Cable
1 minUse a spudger to lever up the press-fit connector of the main ribbon cable from the bottom daughterboard.
- 8
Disconnect Antenna Cable
2 minCarefully pry the white coaxial antenna cable head straight up off its socket on the daughterboard using precision tweezers.
- 9
Remove Old Daughterboard
2 minSlide a thin plastic opening tool under the bottom daughterboard containing the microphone and carefully pry it out of the recess.
- 10
Transfer Microphone Gasket
2 minPeel the small rubber microphone gasket off the old board using tweezers and fit it onto the microphone of the replacement daughterboard.
- 11
Install New Daughterboard
2 minSet the replacement daughterboard into its slot at the bottom of the phone, pressing lightly until it rests flush.
- 12
Reconnect Antenna Cable
2 minAlign the coaxial antenna cable head over its socket on the new daughterboard and press down gently until it snaps into place.
- 13
Reconnect Interconnect Cable
1 minPress the flex cable connector down onto the daughterboard socket until you feel a firm click.
- 14
Reinstall Loudspeaker Housing
2 minPosition the loudspeaker housing back over the bottom assembly and push down to seat it properly.
- 15
Fasten Housing Screws
3 minThread and tighten the seven Phillips #00 screws to secure the loudspeaker housing in place.
- 16
Reconnect Fingerprint Cable
2 minHold the rear cover near the phone body and reconnect the fingerprint sensor flex cable to the motherboard.
- 17
Snap Rear Cover
2 minAlign the back cover with the phone body and press firmly around the outer edges until all plastic tabs snap shut.
- 18
Reinsert SIM Tray
1 minPush the SIM card tray back into its slot on the side of the device until it sits flush.
After your Motorola Moto E7 Power microphone repair
Power the Moto E7 Power 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 E7 Power 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 E7 Power repair context in the encyclopedia, or open related DIY guides.
