Toshiba e-studio281c, Service Handbook, Page: 83 / 678

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ERROR CODE AND SELF-DIAGNOSTIC MODE
2 - 61
2
512 Image Density
adjustment
Fine adjust-
ment of “auto-
matic density”
Photo PPC
(black)
128
<0-255>
SYS When the value
increases, the image
becomes darker.
1
514 Text/Photo PPC
(black)
128
<0-255>
SYS 1
515 Text PPC
(black)
128
<0-255>
SYS 1
532 Image Range correc-
tion Back-
ground peak
adjustment
Text/Photo PPC
(black)
40
<0-255>
SYS When the value
increases, the back-
ground of the image
(low density area)
becomes harder to be
printed out.
1
533 Photo PPC
(black)
16
<0-255>
SYS 1
534 Text PPC
(black)
40
<0-255>
SYS 1
570 Image Range correc-
tion on origi-
nal manually
set on the
original glass
Text/Photo PPC
(black)
22
<11-14,
21-24,
31-34,
41-44>
SYS Sets whether the values
of the background peak
and text peak are fixed
or not. One’s place is
an adjustment for “auto-
matic density” and ten’s
place is for “manual
density”. Once they are
fixed, the range correc-
tion is performed with
standard values. The
values of the back-
ground peak and text
peak affect the repro-
duction of the back-
ground density and text
density respectively.
1: fixed/fixed
2: varied/fixed
3: fixed/varied
4: varied/varied
* Background peak/
Text peak
1
571 Photo PPC
(black)
12
<11-14,
21-24,
31-34,
41-44>
SYS 1
572 Text PPC
(black)
22
<11-14,
21-24,
31-34,
41-44>
SYS 1
580 Image Automatic gamma adjust-
ment
PPC
(black)
- - Adjusts the gradation
reproduction automati-
cally.
7
Adjustment mode (05)
Code
Classifi-
cation
Items
Func-
tion
Default
<Accept-
able
value>
RAM Contents
Pro-
cedur
e