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How to fix LCD/LED TVs black screen

LED strip tester

Ever had your TV showing nothing but a black screen even if the audio was working? Unfortunately, that’s a common issue with low/middle-end LCD/LED TVs these days… Even more frustrating, this issue often comes from a rather tiny and cheap component that can be easily replaced. Most common issues are:

  • Defective capacitor on the power supply board
  • Defective LED in the backlight system

In this post, we’ll take a look at the latter and at one way to fix it.

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