Ricoh B079 Service Manual page 249

SP4 Mode Number
4903* 38* Photo MTF (All)
39 Text/Photo (Edge) Coefficient
25-64%
40 Text/Photo (All) Coefficient
25-64%
43* Text/Photo (Edge)
Coefficient 65-154%
SM
CÓPIA NÃO CONTROLADA
SERVICE PROGRAM MODE TABLES
Function and [Setting]
Selects the MTF filter coefficient sharpening an
entire image in the Photo mode. The higher the
number you select, the greater the effect on
sharpening low contrast text and thin lines.
However, high setting could cause background
to drop or, or cause moiré to appear in photos
shaded with dots.
[0~7 / 0 / 1]
0: Off
1: Softest
7: Sharpest
( 6.2 Image Processing)
!
Selects the filter coefficient that affects the clarity
in reproduction of edges for images copied in the
Text/Photo mode and enlarged in the range 25%
to 64%.
A higher setting increases effect of this adjustment
and a lower setting decreases the effect.
[0~7 / 1 / 1]
This adjustment can improve the appearance of
text and lines, but selecting a higher setting can
cause moiré in photographs created with dots
(newspaper and magazine photos).
Selects the filter coefficient that affects the clarity
in reproduction of an entire page copied in the
Text/Photo mode and enlarged in the range 25%
to 64%.
A higher setting increases effect of this adjustment
and a lower setting decreases the effect.
[0~7 / 4 / 1]
This adjustment can improve the appearance of
low density text, but selecting a higher setting can
cause rough texture background to appear and
also cause moiré in photographs created with dots
(newspaper and magazine photos).
Selects the MTF filter coefficient for text edges
within 65-154% magnification in the text/photo
mode. Select a higher number to improve the
clarity of text and lines. However, greatly
increasing the value could increase the incidence
of moiré.
[0~7 / 1 / 1 step]
0: Off
1: Softest
7: Sharpest
( ! 6.2 Image Processing)
5-23
CÓPIA NÃO CONTROLADA
B079/B082