How to Repair LED TV Backlight


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As the name suggests, "backlights" are the light sources to our TV screen; no light source results in no viewable picture on the screen. Backlight damage is most likely caused due to problems in two essential components that make up the backlight: the Backlight Driver Board/Powerboard or the actual Backlight strips.


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How to Diagnose + Fix Backlight Issues With Vizio TVs. 1. Vizio TV Black On The Top or Side. 2. Check for Power Board Failure. 3. Dark Areas of Your Screen is an Inverter or Backlight Issue. 4. Failures at the Individual LED Level.


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The replacement cost for an LED backlighting strip can generally range from $100 to $125. This value also includes parts and work costs. However, the cost to repair a TV will increase for older models. If you know yours is old, you should evaluate the value of fixing the current TV vs. buying a new one regardless.


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September 28, 2023 by Hey there! As a TV repair expert with over 10 years of hands-on experience, I know backlight issues can be frustrating. In this comprehensive guide, I'll provide insider tips to help diagnose and fix faulty backlights in LCD and LED TVs. My goal is to save you money by repairing instead of replacing your malfunctioning TV.


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LED TV Repair. LED TV repairs range from $60 to $475, depending on the scale of the problem. LED televisions are a specific type of LCD TV that use LED backlights to illuminate the liquid crystal display.. Backlight TV Repair. Backlight repairs average $100 to $200. The backlight is what illuminates the display of your television, providing.


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Track Your Repair Two ways to get your repair. In-store repair. Bring your TV (under 42") in to your local Best Buy store. We'll repair it, no matter where you bought it. 1 Make an in-store reservation for TV repair You can also bring in your wireless audio devices, speakers and other smaller products to be repaired.


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The cost of repairing an LED TV backlight can vary depending on the factors mentioned earlier. However, to provide a general idea, the average cost of LED TV backlight repair typically ranges from $100 to $400. Simple repairs, such as replacing a few LED bulbs or fixing a loose connection, may fall on the lower end of the cost spectrum.


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What Causes TV Backlight to Fail? Most hardware operates at voltages between 1.8 V - 5.2 V. However, the backlight circuit operates at about 15 - 20 V. At this higher voltage, the backlight components are more prone to damage when a short circuit occurs. The high voltage backlight circuit is also prone to corrosion from water damage.


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