1. Test the speakerphone
Take the measurement using the multimeter on the speakerphone, when the measurement results show that the speakerphone is damaged. Replace the part immediately, this may be one of the causes of the speaker not making sound.
2. Check the path and apply Jumper
Check all components are in the path of the Ring Speaker section. Carry out measurements, if found faulty components, immediately replace with new components of the same value. If it is detected that the lines are damaged, broken due to rust and corrosive water, then it is possible to carry out fishing to make the condition of the speaker line return to normal.
3. Replace the Audio IC
After checking the speaker part of the bell, components, and paths, the condition is still good. Most likely a damaged Audio IC, you can replace the Audio IC on Samsung Galaxy A20 to fix the problem of speaker ringing not working.
Samsung Galaxy A20 Speaker Problem |
To perform component replacement, wire fishing or audio IC switching, please do so carefully.
Such information and solutions to repair Samsung Galaxy A20 phones with speaker error. Hope this information can be useful to all of you, thank you.