73
v Drum Driving Section
chap.2
(5) Control of the Main Motor
Circuit
R8S02E24e
1. Rotation Speed Control by Encoder Sensor
The encoder sensor detects the main motor
rotation. The main PCB Unit controls the number
of main motor rotations with the encoder sensor
signal.
The number of main motor rotations is checked
with the HELP-003.
HELP-003 \ see p.203