HP Color LaserJet 4730 HP Color LaserJet 4730mfp - Software Technical Referenc - Page 241
Neutral Grays, Halftone, Color Themes
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Edge Control determines how edges are rendered. Edge Control consists of three components: Adaptive Halftoning, Trapping, and Color Resolution Enhancement technology (C-REt). Adaptive Halftoning increases the edge sharpness. Trapping reduces the effect of color plane misregistration by slightly overlapping the edges of adjacent objects. C-REt increases the apparent resolution by placing each dot for the smoothest edges. The Edge Control option offers four settings: ● Off. The Off setting turns Trapping, Adaptive Halftoning, and C-REt to Off. ● Light. The Light setting provides minimal trapping. Adaptive Halftoning is set to On and C-REt is set to On. ● Normal. The Normal setting provides the default trapping settings. Adaptive Halftoning is set to On, and C-REt is set to On. ● Maximum. The Maximum setting provides the most trapping. Adaptive Halftoning is set to On, and C-REt is set to On. Neutral Grays The Neutral Grays drop-down menu controls the selection of a device-dependent color table that is embedded in the product firmware. The options are Black Only or 4-Color. You can adjust the Neutral Grays setting independently for text, graphics, or photographs. ● Black Only. This option generates neutral colors (grays and black) by using only black toner. This option guarantees that neutral colors do not have a color cast. Black Only is the default setting for the Text and Graphics components. ● 4-Color. This option generates neutral colors by combining all four colors of toner, which produces smoother gradients and transitions to non-neutral colors. It also produces the darkest possible black. 4-Color is the default setting for Photographs. Halftone The Halftone setting controls the selection of a product-dependent halftone algorithm that is embedded in the product firmware. Halftoning is a method by which the product mixes the four primary colors (cyan, magenta, yellow, and black) in varying proportions to create millions of colors. The Halftone options affect the resolution and clarity of the color on the printed page. You can select Halftone settings for text, graphics, and photographs independently. The following Halftone options are available: ● Detail. This is the default option; it is useful for text and graphics that require sharp distinctions among lines or colors, or for images that contain a pattern or a high level of detail. Choose this option for sharp edges and detail. ● Smooth. This option provides better results for large, solid-filled print areas. It also enhances photographs by smoothing out fine color gradations. Choose this option for uniform and smooth area fills. Color Themes The Color Themes group box contains the following settings: ● Default (sRGB) ● Image Optimization (sRGB) HP unidrivers for Windows ENWW Color tab features 219