White Level Adjustment; Image Magnification In The Sub-Scan Direction Adjustment - Ricoh C211 Service Manual

1.8 WHITE LEVEL ADJUSTMENT

Adjust VR600 on the AD conversion board so that the maximum level is 2.0
± 0.1 V.
1.9 IMAGE MAGNIFICATION IN THE SUB-SCAN DIRECTION
ADJUSTMENT
Adjust the magnification ratio in the sub-scan direction using DIP103-1, 2, 3
on the main board, until the printed image length is 100% ± 0.5% when
compared with the original image length.
–DIP SW/Correction Ratio–
1
OFF
OFF
OFF
OFF
ON
ON
ON
ON
C224
DPS 104
2 3
OFF OFF
ON OFF
OFF ON
ON ON
OFF OFF
ON OFF
OFF ON
ON ON
Original Length
Print Image Length
5-6
2.0 ± 0.1 V
X 100
100%
99.5%
99.0%
98.5%
100%
100.5%
101.0%
101.5%
SM