This video demonstrates how to test LED strips from TV sets using 9-volt batteries. The creator shows how different strips require varying numbers of batteries to light up, and explains how to test individual LEDs. They also discuss the importance of using a resistor for safety.
6065 6 лет назад 1:50This video demonstrates a cheap and easy way to test LED backlights on a TV without a dedicated tester. Using three 9-volt batteries, some wire, and a razor blade, you can test each strip of LEDs to identify which ones are faulty. The video provides clear instructions and visual demonstrations, making it a helpful resource for anyone experiencing backlight issues.
420033 5 лет назад 9:13