How to Repair an Inverter Switching Power Supply | Step-by-Step Tutorial for Beginners

In this video, I’ll show you how to repair an inverter switching power supply step-by-step, using a real example of an industrial inverter (CFW300).

You’ll learn how to identify common faults, test key components such as transistors, diodes, and capacitors, and understand how the switching power stage works.

This tutorial is perfect for beginners in electronics who want to learn how to troubleshoot and repair inverter power supplies safely and effectively.

🔧 What you’ll see in this video:
– Visual inspection and fault detection
– Measuring voltages and testing with a multimeter
– Checking capacitors using an ESR meter
– Replacing faulty components (ICs, transistors, resistors)
– Power-up and final test

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