Setting Range Correction - Toshiba e-STUDIO350 Service Handbook

3.3.4

Setting range correction

The values of the background peak / text peak in the range correction can be switched to "varied" or
"fixed" in the following codes.
If they are fixed, the range correction is performed with standard values.
The values of the background peak affect the reproduction of the background density and the values of
the text peak affect that of the text density.
Original mode
Text/Photo Photo
570 571
(913) (915)
693 694
(916) (918)
* The values in "( )" are the adjustment codes of the Custom Mode.
Make a test copy and compare the image obtained with the current settings; if necessary, make
adjustment using the following procedure.
<Procedure>
Procedure is same as that of
3.3.5 Setting range correction (Adjustment of background peak)
The levels of the background peak for the range correction can be set at the following codes.
Original mode
Text/Photo Photo
532 533
(919) (921)
* The values in "( )" are the adjustment codes of the Custom Mode.
Make a test copy and compare the image obtained with the current settings; if necessary, make
adjustment using the following procedure.
<Procedure>
Procedure is same as that of
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Item to be adjusted
Text
572 Range correction for original
(914) manually set on the original
glass
695 Range correction for original
(917) set on the RADF
P. 3-21 "3.3.1 Density adjustment".
Item to be adjusted
Text
534 Background peak for range
(920) correction
P. 3-21 "3.3.1 Density adjustment".
3 - 23
< Adjustment Mode (05) >
Remarks
The following are the default values
set for each original mode.
Text/Photo: 12, Photo: 12, Text: 22
Each digit stands for:
One's place: Automatic density mode
Ten's place: Manual density mode
The setting conditions possible are
as follows:
Background peak Text peak
1: fixed
2: varied
3: fixed
4: varied
< Adjustment Mode (05) >
Remarks
When the value increases, the back-
ground (low density area) of the
image is not output.
Acceptable values: 0 to 255
(Default: Text/Photo: 40, Photo: 16,
Text: 64)
e-STUDIO350/352/353/450/452/453
ADJUSTMENT
3
fixed
fixed
varied
varied