Ricoh C211 - Focus Adjustment; Reduction Ratio Adjustment

1.6 FOCUS ADJUSTMENT
•
B
A
x 100
≥
20%
• Amplitude "B" (difference between white and black levels) must be
a maximum.
Position the resolution chart so that the 300 DPI section can be read. Adjust
the lens position so that the above wave appears.
1.7 REDUCTION RATIO ADJUSTMENT
Position the resolution chart so that the 300 DPI section can be read. Adjust
the lens block position so that the cross points are less than 8.
BA
Cross point
Replacement
Adjustment
SM 5-5 C216