How to repair Tecno android H7 mic or mouthpiece

Today we are bringing you a simple trick to change your Tecno H7 mic. 

As you know Tecno H7 comes with 4 legs mic or mouthpiece but this particular mic is different. Just follow the image below.

Tecno android H7 mic solution

How to repair Tecno H7 mic or mouthpiece solution

What you need to fix Tecno H7 mic or mouthpiece problem

1. A good working common sense very important.


2. A complete set of phone screw drivers.


3. Working digital or analogue meter.


4. A rework station in case you want replace an ic.


5. A sharp blade to scratch the point you want to solder.


6. A good working soldering iron and soldering paste.


7. Connecting wires or use old handsfree wires.


8. A little technical skill.


9. Check the diagram or picture very well.


10. Make jumper according to the picture diagram and connect your universal mouthpiece.

Tecno android H7 mic solution

How to fix Tecno H7 mic or mouthpiece problem.

1. Loose or disassemble the Tecno H7


2. Carefully remove Tecno H7 cover.


3. Use cleaning fluid to clean tecno android H7 phone.


4. Scrap the points according to the picture.


5. Use your connecting wire to short or join the points together.


6. Ensure that your soldering iron is hot and has a good tip.


7. Test the continuity with meter of the point you just join together.

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We tested this solution in our workshop and it worked. If you follow the  instruction very well your must work.