Table of Contents
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June 10th, 1997
6.11.4. Scanner Video Processing Parameters
The tables in the following pages show the following video processing pa-
rameter settings for each of scanning mode.
One byte of parameter is assigned for each mode, and they all have the
same definitions as follows.
MTF / Edge detection / Edge enhancement
Bit No.
FUNCTION
0
Not used
1
Not used
2
Not used
3
Not used
MTF
0: On
4
Edge enhancement during
the halftone process
5
0: Off
Edge detection during the
halftone process
6
0: Off
7
Not used
Copy Mode Parameters
Mode
BOOK
AID
Enlargement
W/O
ON
ADF
HALF
Enlargement
TONE
BOOK
Enlargement
ADF
AID
Enlargement
OFF
HALF
BOOK
Enlargement
TONE
ADF
Enlargement
Notes
Bits in the shaded part of the table must not be changed.
In halftone mode, the MTF process is disabled.
1: Off
0: The thickness of thin lines and dots are
enhanced, but small letters might become filled
in.
1: Thin lines may not be reproduced clearly.
0: Suitable for photo originals (default setting).
1: Suitable for originals with photo and text.
1: On
The edges of text become much sharper, but
moire might appear in photo areas.
This bit can be used in halftone mode only.
0: The image becomes lighter, and thin lines
1: On
become paler.
1: Suitable for most photo originals.
Address bit 7 bit 6 bit 5 bit 4 bit 3 bit 2 bit 1 bit 0
Full Size
800523H
800527H
Full Size
80052BH
80052FH
Full Size
800533H
800537H
Full Size
80053BH
80053FH
Full Size
800543H
800547H
Full Size
80054BH
80054FH
6 - 41
REPLACEMENT AND ADJUSTMENT
IMAGE ADJUSTMENT
COMMENTS
0
1
0
0
0
1
0
0
0
1
0
1
0
1
0
1
0
1
0
0
0
1
0
0
0
1
0
1
0
1
0
1
1
0
0
0
1
0
0
0
1
0
0
1
1
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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