Original Modes; Overview - Ricoh Aficio 480W Dolphin-C2 Service Manual

IMAGE PROCESSING

6.3.2 ORIGINAL MODES

Overview

Here is a brief summary of the original modes that the user can select for this
machine at the operation panel.
NOTE: The condition of the auto image density (ADS) feature is selected
automatically after the original mode is selected:
• ADS ON: Drawing, Text, Text/Photo, Background Lines, Generation
• ADS OFF: Photo, Patched Original
Mode
1 Drawing
2 Text
3 Text/Photo
4 Photo
5 Background
Lines
6 Patched
Original
7 Generation
Tables on the following pages show which SP modes can be used for each original
mode: SP4903 or SP4904.
The SP settings are only valid if the following user tool is set to "Custom Setting":
Copier/Document Server – General Features – Copy Quality. Also, SP5106 must
be set to "3".
Best reproduction of fine lines. This is the default selection.
Best reproduction of text.
Achieves the best reproduction for originals with text and photos on
the same page.
Conducts dither processing for photo originals to remove jagged
edges. Achieves the best reproduction for copied photographs.
Ignores only the blue or green lines of section (graph) paper on the
originals. Dark blue and sepia lines will not drop out.
Prevents background from appearing in copies of originals where the
textures of the backgrounds differ. For example, this mode will even
out the backgrounds and eliminate the shadows and lines on page or
boards pasted up for design layout.
Similar to the Text mode, but attempts to reduce the thickness of thick
characters, restore the thin or broken lines of originals, ignore the
background texture, and erase independent dots that tend to appear in
copies of originals which are 2nd, 3rd, etc. generation copies
Function
6-14
28 April 2005