Tecno Spark 9T KH6 Sub Board Mic & Speaker Problem Solution | Easy Fix Guide

Описание: Facing Tecno Spark 9T KH6 sub board mic or speaker problems? If your phone has no sound, mic not working, ringer dead, speaker low or dead, this video explains the complete hardware solution step-by-step.

We cover:

Sub board connector testing

Mic line and speaker line checking

Jumper points for broken lines

Audio IC troubleshooting

Water damage effects

Hardware replacement and repair methods

This video helps both technicians and DIY users fix no mic, no ringer, or no speaker issues on Tecno Spark 9T KH6 sub board easily.

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