Xerox 490 - Manual (Page 202)

Resource Management Xerox 490/980 Color Continuous Feed Printing System
10-46 Printer & PC GUI Guide
• Default: Resets the gradation curve for the selected color toner to the default line.
• All Defaults: Resets the gradation curves for all color toners to the default line.
• Control Point: This is the position information for specifying the gradation curve. Input and
Output are displayed at the control point. This means to print by modifying the Input value
to the Output value. For both Input and Output, the color toner rate is indicated between 0
and 100 at intervals of 1%. The default value is in two kinds: Input 0/Output 0, and
Input100/Output100.
• Add: One new control point can be added. Select one control point at Control Point, and
select [Add]. The new control point is created between the selected and the next ones. A
maximum of 32 types can be added.
• Delete: It is possible to deletes a control point. For deletion of the control point, select the
desired one at the Control Point, and select [Delete].
• Modifying a control point: Select a control point on the graph by selecting it. Upon
selection, the control point turns red. Drag the control point to modify the control point
values.
Edit a TRC File
TRC file editing is possible. Select the editing file from the color resource files and select [Edit]
to display the Edit TRC screen.