User Manual - Page 185

For QN75Q70CAFXZA.

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Go to Picture and adjust the Picture Mode, Contrast, Brightness, and Sharpness settings.
(left directional button) Settings All Settings Picture Picture Mode Try Now
(left directional button) Settings All Settings Picture Expert Settings Contrast Try Now
(left directional button) Settings All Settings Picture Expert Settings Brightness Try Now
(left directional button) Settings All Settings Picture Expert Settings Sharpness Try Now
(left directional button) Settings All Settings Picture Expert Settings Color Try Now
(left directional button) Settings All Settings Picture Expert Settings Tint (G/R) Try Now
The picture colors are black and white or do not look the way they should
look
If the product’s colors or absolute whites/blacks seem to be off, launch Picture Test.
(left directional button) Settings Support Device Care Self Diagnosis Picture Test
Try Now
If the test results indicate that the problem is not caused by the TV, do the following:
When using the One Connect Box,  that its video input connectors are connected to the correct external
device video output connectors.
If using a component cable, ensure that the green (Y), blue (Pb), and red (Pr) cables are connected properly.
Incorrect connections may cause color problems or a blank screen.
Component port may not be supported depending on the model.
Check whether Grayscale is set to On.
(left directional button) Settings All Settings General & Privacy Accessibility Grayscale
Try Now
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