Oki C942 C911dn/C931dn/C931DP/C941dn/C941DP/C942 Advanced Users Guide - Englis - Page 161
Changing gamma values and hues (Macintosh
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Convenient print functions Matching Colors Changing gamma values and hues (Macintosh) Color matching can be implemented by adjusting the gamma values and hues using the Color Correct Utility. Note zz For how to set up the Color Correct Utility, see "Installing utilities" (P.178). zz Set up each PPD file. zz Test print using paper of A4 size or greater. zz Cannot be used with shared printers. zz If job restrictions mod is enabled (encrypted jobs only), test printing functions cannot be used. For job restrictions mode, see "[Admin Setup]" (P.297). 1 Use the Color Correct Utility to change the gamma values and hues, etc. (1) Start the Color Correct Utility. Matching Colors Using Utilities (4) The "Gamma / Hue / Saturation Tuning" screen will be displayed. Select the basic mode from the list box, and click [Next]. 1 2 (5) Use the slide bars to change and adjust the Gamma, Hue, Saturation 3 values. 4 5 Using Utility Software Network Setup Checking and Changing Printer Settings Using the Control Panel Appendix Index (2) Select the target printer. Memo zz Printers supported by the tool will be displayed. (3) Click [Gamma / Hue / Saturation Tuning]. Memo zz The PPD file select in Step (2) will be displayed at the lower left of the screen. zz The overall brightness can be adjusted using the gamma slide bar, and the output colors adjusted using the hue/brightness slide bars. zz The further to the left the "Gamma" is adjusted, the brighter the image. zz The matched colors can be switched using the printer color buttons. zz Adjust the [Hue] for each color either clockwise (+) or counterclockwise (-) in the color circle. For example, moving the Y (yellow) slide bar clockwise (+) the color approaches G (green), and moving the bar counterclockwise (-) the color approaches R (red). (+) G(Green) Y(Yellow)(-) C(Cyan) R(Red) - 161 - B(Blue) M(Magenta) zz [Use ink primary colors] adjusts so that the 100% of the primary toner colors are used. Enable this check box to anchor the [Hue] slider bar for the relevant color, and adjust so that printing arranges the toners as described below.