Acer KG251Q User Manual - Page 25

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 (Selective models): Adjust the horizontal position from 0 to 100. 11. V. Position (Selective models): Adjust the vertical position from 0 to 100. 12. Focus (Selective models): Adjust the focus from 0 to 100. 13. Clock (Selective models): Adjust the clock from 0 to 100. EN-15