Ricoh A219 Service Manual page 57

OPTICS
6) Reproduction Ratio Correction Factor
The exposure lamp voltage is increased depending on the selected
magnification ratio in order to compensate for the change in concentration of
light on the drum.
Magnification Ratio
50% to 61%
62% to 119%
120% to 139%
140% to 159%
160% to 179%
180% to 200%
1 step = 0.5 V (120 V machines) or 1.0 V (230 V machines)
A219
CÓPIA NÃO CONTROLADA
Reproduction Ratio Correction Factor
+2 steps
0
+2 steps
+4 steps
+8 steps
+12 steps
2-14
CÓPIA NÃO CONTROLADA
SM