Scanner Motor Drive Control - Minolta Di450 Service Manual

8-6.

Scanner Motor Drive Control

• The speed at which the Scanner is moved is controlled by varying the period of the motor
drive pulse that is timed with the reference clock.
Period
• The distance over which the Scanner travels is controlled by the number of motor drive
pulses that correspond to each paper size and zoom ratio.
M51
High Speed
Low Speed
CONTROL SIGNAL
PWB-IC PJ3IC-1~3
M-24
ON OFF WIRING DIAGRAM
Pulse Output 10 -A