10-39
Main Motor Drive Control
4
MCU PWB
PL13.1
I/F PWB
PL9.1
P/J410
J534
109 B11
B10
B9
B7
B15
B14
B13
B12
108
107
105
DC COM
DC COM
DC COM
DC COM
BLU
BLU
BLU
BLU
ORN
ORN
VIO
VIO
+24VDC
INTLK
DC COM
4
2
2
2
2
Main Motor ON
(L) +5VDC
MAIN MOTOR
HIGH SPEED 1 (L) +5VDC
MAIN MOTOR
HIGH SPEED 2 (L) +5VDC
MAIN MOTOR
CLOCK +5VDC
+24VDC INTERLOCK
+24VDC INTERLOCK
DC COM
DC COM
J203
NAIN MOTOR
PL1.1
MOT
3
FG
SERVO
CONTROL
J203
MAIN MOTOR
FAIL (H) +3.3VDC
J534
BLU
8
I/F PWB
PL9.1
MCU PWB
PL13.1
+3.3VDC
P/J410
B8
106
4.1B
4.1A MAIN MOTOR DRIVE CONTROL (1 of 2)
This drives at high speed for standard paper and half speed for OHP film
Main Motor rotates at normal speed wih DC330 [004-004] on, at half speed with
DC330 [004-007] on, and at double speed with DC 330 [004-008] on.
1
2
NOTE:
3
4
Rotation speed is controlled comared with the internal clock.
Main Motor Fail Detection is disabled.
5
6
7
9
1
2
3
4
7750-269
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