2020 QLED Q80T QE55Q80TATXXU - dark spots on screen. 08-11-2020 07:35 PM in. i have a dark spot on the screen showing on all content and tests, see pictures below. I have tried unplugging the tv and plugging it back in after a minute, no change. Please help. It is possible that this is a bad backlight array, LED covers that have come off or a bad signal etc.. Remove the TV from power by unplugging the TV. Remove all video inputs. Hold down the power button for 30-60 seconds. After that connect the power to an outlet and use one local video source (i.e. DVD/BR player) and try to turn your TV on. CCFL Backlight Assemblies for 22.0" Samsung LTM220MT05 Monitor Repair CCFL Backlight Assemblies for 17.0" Chunghwa CLAA170EA10 5 Wire Touch Screen for Bally iVIEW 6.2" Hitachi #TX16D11VM2CCA LED Backlight Replacements for 46" AUO T460HVD01.0 Commercial Grade Display 74.46P06.001-4-DX1 5. New same brand LED Strip. Carefully remove all screws with help of suitable + Screw Drivers. 2. I checked the voltage on the LED backlight connector and found the DC Voltage comes while shut down TV. This is the backlight led problem. Remove LED Connection connector and LED driver hub plat wire. 3. Steps to identify Backlight problem. Easy guidance and know Startup and programming sound. Switch on your Led tv under doubt, Check whether standby indicator light appears. Release the standby with the help of the power button in the tv remote. When you come to know the television is in power on condition (such as blue or green color light " LCD TV's have either a CCFL backlight (requires a separate backlight inverter, or LED backlight which most commonly uses the power board for the inverter circuits. Since the technology is better, all LCD TVs now use LED lights There are no LED TV's and OLED is an exception but different technology altogether xcIT.
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    • samsung led tv backlight problems