Ricoh Aficio 2022, Service Manual

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SCANNER SERVICE MODE
SM 3-3 B577
Printer/
Scan
ner
B577
3.2 SCANNER SERVICE MODE
3.2.1 SCANNER PROGRAM MODE TABLE
1004* Compression Type Selects the compression type for binary picture
processing.
[1:
MH , 2: MR, 3: MMR]
1005* Erase Margin Creates an erase margin for all edges of the scanned
image.
If the machine has scanned the edge of the original,
create a margin.
[0 – 5 / 0mm / 1mm step]
1007 Store Priority 1: Send 2:Store Only 3: Send & Store
2002 Text (Print) Mode Settings
1* MTF Filter Coefficient
(Main scan)
Selects the MTF filter coefficient in the main scan
direction for Text mode.
Select a higher number for a stronger filter.
If this is “0”, the MTF filter is not applied.
[0-13 / 8 / 1 step]
2* MTF Filter Coefficient
(Sub scan)
As above, for sub scan
[0-13 /
7 / 1 step]
3* MTF Filter Strength
(Main scan)
Selects the MTF filter strength in the main scan
direction for Text mode.
Select a higher number for a stronger filter.
[0-7 / 4 / 1 step]
4* MTF Filter Strength
(Sub scan)
As above, for sub scan
[0-7 / 4 / 1 step]
5* Independent Dot Erase Selects the independent dot erase level.
With a larger SP setting, more dots are detected as
independent dots and erased.
If this is “0”, independent dot erase is disabled.
[0-7 / 0 / 1 step]
6* Unevenness correction Selects whether the unevenness correction is done.
This function is like an FCI function. If this is “1”, the
edges of characters in scanned images will be
smoothed.
[ 0: OFF , 1: ON]
7* Smoothing Filter Selects the smoothing pattern for Text mode when
using binary picture processing mode.
A larger value could cause moiré to appear in the
image.
[0-7 / 0 / 1 step]
8* Scanner Gamma Selects the scanner gamma type for Text mode
when using binary picture processing mode.
[0-11 /
4 / 1 step]