Cara memperbaiki Audio Car Double Din Avi Mati Total

AVI brand car audio or car stereo system Complaints of total power failure. Check results indicate a dead or damaged DC-to-DC inverter system supplying 5 volts to the module. This method is a trick to increase efficiency by adding a step-down circuit, taking the 12 volt voltage and lowering it by 5 volts by rotating or adjusting the VR on the module. This step is considered safe and durable. The same complaint may not be resolved with the same method. Always check and perform point tests on each part. Thank you. Best wishes for continued health and success.