Ricoh B121 Service Manual page 139

3.13.3 ADF IMAGE ADJUSTMENT
Registration and Blank Margin
B121R509.WMF
NOTE: Make a temporary test chart as shown above, using A3/11" x 17" paper.
1. Place the temporary test chart on the ADF and make a copy from one of the
feed stations.
2. Check the registrations, and adjust as necessary using the appropriate SP
modes, as follows.
Side-to-side registration
Leading edge registration
Blank margin for the t railing edge
Side-to-side registration (Duplex: rear)
Sub-scan Magnification
NOTE: Make a temporary test chart as shown above, using A3/11" x 17" paper.
1. Place the temporary test chart on the ADF and make a copy from one of the
feed stations.
2. Check the registration, and if necessary adjust it using SP6-006-005. The
specification is ±1.0%.
SM
COPY ADJUSTMENTS: PRINTING/SCANNING
A
B
B121R510.WMF
SP mode
SP6-006-1
SP6-006-2
SP6-006-3
SP6-006-4
A: Sub-scan magnification
A
B121R511.WMF
3-55
A: Leading edge registration
B: Side-to-side registration
B121 Series/B259 Series