Phone · Samsung · Galaxy Note 4
Samsung Galaxy Note 4 Microphone Repair
Microphone Repair guide for the Samsung Galaxy Note 4
Before you begin
Tools
- Phillips #00 Screwdriver
- Plastic Spudger
- Plastic Opening Pick
- Precision Tweezers
Parts / materials
- Replacement Galaxy Note 4 Daughterboard with Microphone
- Double-sided thin adhesive tape
Safety
- Power off the device completely before beginning disassembly.
- Wear safety glasses to protect eyes against small plastic clips or debris.
- Use an anti-static wrist strap to avoid ESD damage to sensitive internal circuit boards.
Overview
Step-by-step
- 1
Eject the S-Pen
1 minPress the end of the S-Pen to release it, then pull the stylus completely out of the frame.
- 2
Remove the Back Cover
1 minInsert a plastic opening tool into the notch near the power button and pry the rear cover off the phone.
- 3
Remove the Battery
1 minUse your finger to lift the battery out from the recess near the bottom of the bay.
- 4
Remove the SIM and MicroSD Cards
1 minSlide the MicroSD card and SIM card straight out of their respective tray slots.
- 5
Unscrew the Midframe
4 minUse a Phillips #00 screwdriver to remove the 16 screws securing the midframe to the display assembly.
- 6
Pry the Midframe Loose
3 minInsert an opening pick into the seam between the chrome bezel and the screen, then slide it around the perimeter to release the internal clips.
- 7
Separate the Midframe
2 minGently lift and remove the midframe assembly away from the display chassis.
- 8
Disconnect the Antenna Cables
2 minUse the flat tip of a spudger to pry up and disconnect the red and blue coaxial antenna cables from the daughterboard.
- 9
Disconnect the Display Cable
1 minPry the display flex ribbon cable connector straight up from the motherboard.
- 10
Disconnect the Board Flex Ribbon
1 minUse your spudger to pop the lower daughterboard connector off its socket on the main motherboard.
- 11
Unseat the Soft Key Ribbons
3 minCarefully slide fine tweezers under the touch button flex ribbons on either side of the home button to peel them off the frame.
- 12
Remove the Daughterboard and Microphone
2 minInsert a spudger under the lower daughterboard assembly and gently pry it up to remove the port and microphone unit.
- 13
Install the New Microphone Board
2 minPlace the new daughterboard assembly into position, ensuring the primary microphone aligns with its rubber gasket.
- 14
Reattach the Soft Key Ribbons
2 minPress the capacitive touch button ribbons firmly back down onto their adhesive pads on the frame.
- 15
Reconnect All Board Connectors
2 minSnap the main daughterboard flex connector and the two coaxial antenna cables back onto their sockets.
- 16
Snap the Midframe into Place
2 minAlign the midframe over the front assembly and press firmly along all edges until it clicks tightly together.
- 17
Secure the Midframe Screws
3 minReinstall all 16 Phillips #00 screws into the midframe to hold the phone structure together.
- 18
Reinstall Battery and Rear Cover
2 minReinsert the SIM card, MicroSD card, battery, and S-Pen, then press the back cover firmly onto the phone.
After your Samsung Galaxy Note 4 microphone repair
Power the Galaxy Note 4 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 Samsung Galaxy Note 4 job before assuming the part is defective. Keep leftover adhesive and screws labeled in case you need a second pass.
Keep learning
Explore more Samsung Galaxy Note 4 repair context in the encyclopedia, or open related DIY guides.
