Mitsubishi Electric CP-D70DW Service Manual page 83

PWM CONTROL
TO
DIGITAL
24V
5V
3.3V
S3.3V
RHM RPT
CN1 S1
PCB-DRIVE BLOCK DIAGRAM
Paper INK TU Mecha
feeding
DC Motor DC Motor
M1 M3 M4
M1
M1 M3 M4
IC4001 IC4002 IC4003 IC4004
M1 Drive M2 Drive M3 Drive M4 Drive
MOTOR-CONTROL-SIGNAL
IC4010 IC4011 IC4012
parallel parallel parallel
SERIAL-CONTROL-SIGNAL
IC4016
IC4015
A/D
serial
SENSOR-OUTPUT
IC4020
SENSOR-CONTROL-
Comparator
SIGNAL
SENSOR-OUTPUT
RS1 RS2 RS10
S3 S2 S10
Paper roller INK SP
DC Motor DC Motor
M5 M6
M5 M6
IC4005 IC4006
M5 Drive M6 Drive
IC4013 IC4014
parallel parallel
IC4017 IC4018
serial serial
IC4017 IC4018
Comparator Comparator
RS12 RS13 RS14
S12 S24 S13 S14
B-2
PCB-DRIVE
3.3V
S3.3V
24V
5V
S3.3V
RS15 RL
S15 LR
M2
Cutter
DC Motor