Toshiba e-STUDIO163 Service Manual page 112

<Example> Reduction
3) Gamma correction
This function corrects the input/output characteristics of the scanner/printer and adjusts the image
signals so that the input/output characteristics would match with the copy mode.
4) Gradation processing
This function switches the type of gradation processing depending on the copy mode: A type which
selects the printer characteristics giving the priority to resolution such as for text data, and another
which selects the printer characteristics giving the priority to gradation reproducibility such as for
photographic images.
5) Scanner high quality image processing
This function corrects the image signals scanned by the scanner and reproduces them in a higher
image quality.
6) Smoothing processing
This function removes jaggy area, and output images after processing the smoothing the character
outline.
7) Image area control
This function sets the effective image area in horizontal and vertical directions to be output.
8) Laser related control
This function performs the APC (Auto Power Control).
9) Printer high quality processing
This function reproduces the image signals output from the printer controller sharper.
e-STUDIO163/203
IMAGE PROCESSING
100% 1 2 3 4
1 3 5 7
50%
Fig. 7-6
7 - 6
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