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Hello, this is our fourth class talking about the most common errors in switch-based power supply boards. Below are the links to the previous classes: Class 1👉 • Most common power supply defects. Class 1... Class 2👉 • Good fuse and no load capacitor. au... Class 3👉 • Most common errors in switch-based power supply boards... LED TV repair course available at the link below:👇 https://go.hotmart.com/W75960546P Follow my Basic Electronics Course from Scratch at the link below 👇 https://hotm.art/fUwjUwhq