Fix the error of not receiving the control, receiving the wrong command of the wall fan 

- Fans with remote control, specifically vinawin remote control wall fans, have very annoying errors such as uncontrollable, wrong control or not receiving control.... but the cause is 1 child caused by components. If someone is new to electronics, it is very difficult or time consuming to identify the error. And in this video I will share this error and how to fix it.
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