Acer KB272HL User Manual page 24

5. Contrast: adjust the contrast from 0 to 100.
Note: Sets the degree of difference between light and dark areas.
6. Blue Light: filter out blue light by adjusting different Blue Light showing
ratio - 80%, 70%, 60%, 50%
Note: Higher values allow more blue light through. For the best
protection, select a lower value.
7. Black Boost: This boosts the amplitude of the dark color levels of the
display– blacks will be less black. The higher the level, the higher the
boost.
8. ACM: Turn ACM on or off. The default is off.
9. Super Sharpness technology can simulate high-resolution images by
boosting the pixel density of the original source. It can make images
sharper and clear.
10. H. Position (only Analog input model): Adjust the horizontal position
from 0 to 100.
11. V. Position (only Analog input model): Adjust the vertical position from 0
to 100.
12. Focus (only Analog input model): Adjust the focus from 0 to 100.
13. Clock (only Analog input model): Adjust the clock from 0 to 100.
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