Colortemperature is a measure of light frequencies emitted from a black surface as it is heated. As the black surface is heated, the light changes color. The term red hot is a reference that light emitted appears to be red. With more heat, the emitted color goes from red, yellow, and eventually to white (white-hot), then blue.
MyTV looks like the one above, it is Vizio E70-E3. The 12 LED backlight strips appear to be controlled in sections of three Strips (each strip is 10 LEDs of 3V DC apiece). The pic above shows the lower right quadrant failing (one section of three strips). On my TV it was lower right and then a month later the top right also went dim. TV hisense u8k 65" Picture mode: standard (SDR) Picture mode settings: Backlight -> local dimming: low: Backlight -> backlight: 25 (it is around 200 cd/m2, if you need more then just set it at higher level, cause it will not affect calibration) Backlight -> automatic light sensor: off Inaddition, the backlight does not play a role in a self-luminous panel compared to LCD TVs. The sharpness level of the panel determines how clearly your Samsung TV should highlight contours from each other and how strongly corners and edges are accentuated on the screen. In order to start with the settings, you have to do some preparationBacklightworks as a dramatic effect that adds contrast and separates the subject from the background. This technique is challenging to perform well. The light behind your subject has a strong influence on exposure. If you do not use the correct metering mode and settings, your subject will appear too dark and underexposed. With auto exposure
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