THOMSON VP2750 Technical Manual page 72

DRUM MOTOR CONTROL CIRCUIT
IT003
600Hz
CK
COUNTER
SIGNAL
DECODER
GENERATOR
CTL MOTOR
11
VM
OUTPUT OUTPUT
OUTPUT
AMPLIFIER AMPLIFIER
AMPLIFIER
7Hz
START
OSC.
START
STOP
7
14 6,10 8 9
0,1V
RT008
CT016
RT009
4 Vcc /10 Hz
13V
7V
IT003 pins 7,8,9
DRUM
T=10ms
MOTOR
68