Testing Backlight Failure

Theres dust in the vents of your TV!

Don't forget to pull the TV away from the wall and vacum the vents.

Other electronics to clean- laptop computers fans, Printers, Stereo Recievers vents.

Always pay attention to Blocking vents on ANY electronic device.  Stacking units like a DVR ontop of a Reciever will also overheat the unit


Tube back light verses LED backlight

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