Ricoh Aficio 480W Dolphin-C2 Service Manual page 239

SP (SERVICE PROGRAM) MODE TABLES
4909 Image Processing Through DFU
These SPs select the image processing modules for the CIS and SBU. The selections
are done by setting the appropriate bit to "1" in the display '(7) 00000000 (1).
Press the corresponding key on the operation panel to toggle the setting between "0"
and "1". To toggle the first digit on the right, press [0], press [1] to toggle the 2nd
position from the left, and so on.
001 IPU Scan Module
002 IPU Plotter Image Module
4961 Original Adjustment
001 Synchro-cut Adjustment
210 mm
002 Synchro-cut Adjustment
1000 mm
003 Original Length Display
Selects the image processing module for scanning
related to the CIS (Contact Image Sensor).
Bit Module
0 Shading Correction
1 Scanner γ
2 Filter
3 Thin/Thick Line Correction
4 Independent Dot Erase
γ (for scanner path)
5
6 Gradation Processing (for scanner)
7 Scanner Mask
Selects image processing module for scanning related
to the SBU (Scanning Board Unit).
Bit Module
0 Printer Magnification
1 Printer γ
2 Gradation Processing
3 Printer Mask
4 Not used
5 Not used
6 Not used
7 Not used
Adjusts the synchro-cut position.
[-9.9~+9.9/0.1 mm]
Use the 210-mm position in the sample to check the
difference. This difference is used to calculate the
motor clock count for adjusting the difference.
Adjusts the synchro-cut position.
[-9.9~+9.9/0.1 mm]
Use the 1000-mm position in the sample to check the
difference. This difference is used to calculate the
motor clock count for adjusting the difference.
Display the original length.
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28 April 2005