Ricoh B121 Service Manual page 171

SP4-XXX (Scanner)
4008* Sub-Scan Magnification (Scanner)
4008 1 Adjusts the actual sub-scan direction scanning magnification. The higher the
setting, the lower the scanner motor speed (
4009* Main Scan Magnification (Scanner)
4009 1 Adjusts the magnification along the main scan direction, for scanning (
• The specification is 100 ± 1.0%
• Main scan magnification is implemented in steps of 0.5. Accordingly, your input
value should be a multiple of 0.5 (–1.0, –0.5, 0, +0.5, or +1.0)
4010* Leading Edge Registration (Scanner)
4010 1 Adjusts the leading edge registration for scanning in platen mode (
• (–): The image moves toward the leading edge.
• (+): The image moves toward the trailing edge·
The specification is 2 ± 1.5 mm.
4011* Side-to-side Registration (Scanner)
4011 1 Adjusts the side-to-side registration for scanning in platen mode (
• Increasing the value shifts the image to the right
• The specification is 2 ± 1.5 mm.
4012* Scan Erase Margin
Adjusts the scanning margin individually for each of the four edges. It is generally
best to adjust the scanning margin as little as possible, and use the printing margin
for image adjustments.
4012 1 Leading edge
4012 2 Trailing edge
4012 3 Left
4012 4 Right
Scanner Free Run
4013
4013 1 Performs a scanner free run with the exposure lamp on. Press ON or to start. Press
OFF to stop.
4015* White Plate Scanning
4015 1 Start position
Adjusts the scanning start position on the white plate for auto shading. The base
value stored in the machine is 15.2 mm toward the white plate from the scanner
H.P. This SP setting specifies the offset from this base value.
4015 2 Scanning length
Adjusts the length of the white plate scan, in the main scan direction. The scan
begins at the start position set above [in SP4-015-1] and extends for the specified
length. The base value stored in the machine is 4.76 mm. This SP setting specifies
the offset from this base value.
SM
SERVICE PROGRAM MODE
[-0.9 ~ +0.9 / 0.0 / 0.1%/step]
3.13.2).
[–0.9 ~ +0.9 / 0.0 / 0.1%/step]
[–5.0 ~ +5.0 / 0.0 / 0.1 mm/step]
[–4.2 ~ +4.2 / 0.0 / 0.1 mm/step]
[0 ~ 9.0 / 1.0 / 0.1 mm/step]
[–3.0 ~ +6.0 / 0.0 / 0.1 mm/step]
[–3.0 ~ +6.0 / 0.0 / 0.1 mm/step]
5-11
3.13.2).
3.13.2).
3.13.2).
B121 Series/B259 Series