Ricoh BE-C1 D046 Field Service Manual page 595

Scan Correction DFU
490
Adjusts the AEREF (Automatic Exposure Reference) setting used for shading correction processing
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during image scanning and shading data output.
Shading Correction: AEREF Setting
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[0 to 63/0/1]
Set a low value for weak background erase, a high value for stronger background erase.
Shading Correction: Shading Data Output
2
[0 to 4095/4000/1]
This SP displays and sets the coefficient for shading correction of scanned images.
Digital AE: AEREF Correction
Changes the level for background erase (AEREF value) that is used in the digital A/E processing
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of the scan data.
[-63 to +63/0/1]
Digital AE: Low Limit
Defines the lower limit of the background erase level that is used in the digital A/E processing
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of the scanned data.
[0 to 255/82/1]
Digital AE: Start Position
Changes the starting point for digital A/E processing of the scanning data.
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[0.5 to 10.0/3/0.1 mm]
Note: The starting position specified with the scanning application takes priority over this setting.
Digital AE: Left Start Position
This SP sets the start position for digital AE processing P-Wind for scanned image data in the main
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scan direction (from the center of the orignal as a reference point), starting at the left side of the
original.
[0 to 512/60/0.1 mm]
Digital AE: Right Start Position
This SP sets the start position for digital AE processing P-Wind for scanned image data in the main
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scan direction (from the center of the orignal as a reference point), stopping at the right side of
the original.
System Service Mode
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