Phone · Samsung · Galaxy S5 Mini
Samsung Galaxy S5 Mini Microphone Repair
Microphone Repair guide for the Samsung Galaxy S5 Mini
Before you begin
Tools
- Phillips #00 screwdriver
- Plastic opening tools
- Opening picks
- Tweezers
- Heat gun or iOpener
- Anti-static wrist strap
Parts / materials
- Replacement Galaxy S5 Mini microphone flex cable
- Pre-cut display adhesive strips
- Isopropyl alcohol (99%)
Safety
- Wear safety glasses while heating the glass screen to protect against splinters.
- Do not puncture or apply pressure to the lithium-ion battery.
- Wear an anti-static wrist strap to prevent electrostatic discharge to sensitive components.
Overview
Step-by-step
- 1
Turn off the phone completely
1 minPress and hold the power button, then select Power Off on the screen. Ensure the device is fully powered down before proceeding.
- 2
Remove the back cover
1 minInsert a plastic opening tool into the notch at the top edge of the back cover. Gently pry upward to unclip and remove the cover.
- 3
Extract the battery
1 minUse your fingernail or plastic opening tool at the bottom recess of the battery bay. Lift the battery up and remove it from the device.
- 4
Remove SIM and microSD cards
1 minPress inward on the installed micro-SIM and microSD cards to unlatch them. Slide both cards completely out of their slots.
- 5
Warm the display edges
3 minApply a heated iOpener or heat gun around the front glass perimeter for about two minutes. This softens the adhesive holding the display assembly.
- 6
Slice screen adhesive
4 minInsert a plastic opening pick under the upper glass edge. Carefully slide the pick around the perimeter to separate the screen adhesive.
- 7
Disconnect the display cable
2 minPry open the small plastic access cap near the top of the frame. Use tweezers to disconnect the display ribbon cable from the motherboard terminal.
- 8
Lift off the display assembly
1 minGently lift the loosened AMOLED screen assembly away from the body frame. Place it face-down on an anti-static surface.
- 9
Remove midframe screws
3 minUse a Phillips #00 screwdriver to remove all visible screws securing the internal midframe to the outer chassis.
- 10
Detach the midframe
2 minInsert a plastic opening tool into the seam between the midframe and housing. Pry around the perimeter to release the plastic clips and remove the midframe.
- 11
Disconnect the microphone cable
1 minLocate the primary microphone flex cable near the bottom of the motherboard. Use fine tweezers to unclip the connector straight upward.
- 12
Pry out the microphone assembly
2 minGently lift the microphone module and attached flex strip out of the lower chassis recess. Use isopropyl alcohol if adhesive resists.
- 13
Position the new microphone
2 minPlace the replacement microphone module precisely into the lower frame cavity. Press down lightly to stick the adhesive backing.
- 14
Attach the flex cable
1 minAlign the replacement microphone ribbon connector over its socket on the motherboard. Press down firmly until it snaps into place.
- 15
Secure the midframe
3 minSnap the plastic midframe back onto the main chassis assembly. Reinstall and tighten all Phillips #00 midframe screws.
- 16
Reconnect the display cable
2 minFeed the display ribbon cable through the chassis opening and press the connector into its socket. Snap the small plastic protective cap closed.
- 17
Adhere the display assembly
4 minApply fresh pre-cut adhesive strips around the frame perimeter. Carefully align the display assembly and press firmly along all edges.
- 18
Reinstall battery and rear cover
2 minReinsert the microSD and SIM cards, place the battery back into its bay, and snap the rear cover tightly closed.
After your Samsung Galaxy S5 Mini microphone repair
Power the Galaxy S5 Mini 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 S5 Mini 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 S5 Mini repair context in the encyclopedia, or open related DIY guides.

