Image Processing - Toshiba e-STUDIO2020C Service Handbook

2.5.5

Image Processing

Classific
Code
ation
503 Image Density
adjustment
Manual
504
adjustment /
Center value
505 Image Density
adjustment
Manual
507
adjustment /
Light step
value
508 Image Density
adjustment
Manual
510
adjustment /
Dark step
value
514 Image Density
adjustment
Automatic
515
adjustment
580 Image Automatic
gamma
adjustment
(Black)
590-0 Image Gamma
balance
adjustment
590-1
(Text/Photo)
590-2
591-0 Image Gamma
balance
adjustment
591-1
(Text)
591-2
592-0 Image Gamma
balance
adjustment
592-1
(Photo)
592-2
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Adjustment mode (05)
Functi <Accept
Items
on
Text/Photo PPC
(black) <0-255>
Text PPC
(black) <0-255>
Text/Photo PPC
(black) <0-255>
Text PPC
(black) <0-255>
Text/Photo PPC
(black) <0-255>
Text PPC
(black) <0-255>
Text/Photo PPC
(black) <0-255>
Text PPC
(black) <0-255>
All media PPC
types (black)
Low PPC
density (black) <0-255>
Medium PPC
density (black) <0-255>
High PPC
density (black) <0-255>
Low PPC
density (black) <0-255>
Medium PPC
density (black) <0-255>
High PPC
density (black) <0-255>
Low PPC
density (black) <0-255>
Medium PPC
density (black) <0-255>
High PPC
density (black) <0-255>
2 - 39
Default
RAM Contents
able
value>
128 SYS The larger the value is,
the darker the image at
the center value
128 SYS
becomes.
20 SYS The larger the value is,
the lighter the image of
the "light" step
20 SYS
becomes.
20 SYS The larger the value is,
the darker the image of
the "dark" step
20 SYS
becomes.
128 SYS The larger the value is,
the darker the image
becomes.
128 SYS
- - • When color
deviation is found in
gradation
reproduction, the
gradation
reproduction of
color K can be
corrected with the
automatic gamma
adjustment.
• The result of the
correction above will
be applied to all
media types.
128 SYS The larger the value is,
the darker the image of
the area surrounding
128 SYS
the target area
becomes.
128 SYS
128 SYS
128 SYS
128 SYS
128 SYS
128 SYS
128 SYS
e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C
Proce
dure
1
1
1
1
1
1
1
1
7
4
4
4
4
4
4
4
4
4
SELF-DIAGNOSTIC MODE
2