Toshiba e-studio281c, Service Handbook, Page: 97 / 678

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ERROR CODE AND SELF-DIAGNOSTIC MODE
2 - 75
2
1630 Image Maximum text
density
adjustment
Y PPC
(color)
5
<0-10>
SYS When the value
increases by “1”, the
maximum text density
of each color becomes
darker.
1
1631 M PPC
(color)
5
<0-10>
SYS 1
1632 C PPC
(color)
5
<0-10>
SYS 1
1633 K PPC
(color)
5
<0-10>
SYS 1
1642 Image Automatic
gamma
adjustment
Color/
Black
PPC - SYS Automatic adjustment
of gradation reproduc-
tion in the Full Color
Mode (each color of Y,
M, C and K) and Black
Mode.
7
1643 Color PPC - SYS Automatic adjustment
of gradation reproduc-
tion in the Full Color
Mode (each color of Y,
M, C and K).
7
1675 Image Judgment threshold for
ACS
PPC
(color)
70
<0-255>
SYS When the value
increases, originals
tend to be judged as
black, and when the
value decreases, they
tend to be judged as
color in auto-color
mode.
1
1676 Image Judgment threshold for
ACS on original set on the
RADF
PPC
(color)
70
<0-255>
SYS 1
1688 Image Automatic off-
setting adjust-
ment for
background
processing
(background
density)
Text/Photo PPC
(color)
128
<0-255>
SYS When the value
increases, the back-
ground becomes
darker.
1
1689 Text PPC
(color)
128
<0-255>
SYS 1
1690 Printed
image
PPC
(color)
128
<0-255>
SYS 1
1691 Photo PPC
(color)
128
<0-255>
SYS 1
1692 Map PPC
(color)
128
<0-255>
SYS 1
1693 Image Automatic off-
setting adjust-
ment for
background
processing
(text density)
Text/Photo PPC
(color)
128
<0-255>
SYS When the value
increases, the text
becomes darker.
1
1694 Text PPC
(color)
128
<0-255>
SYS 1
1695 Printed
image
PPC
(color)
128
<0-255>
SYS 1
1696 Photo PPC
(color)
128
<0-255>
SYS 1
1697 Map PPC
(color)
128
<0-255>
SYS 1
Adjustment mode (05)
Code
Classifi-
cation
Items
Func-
tion
Default
<Accept-
able
value>
RAM Contents
Pro-
cedur
e