Sharp MD-R3 Service Manual page 39

TRAY MOTOR
MOB2
IN1
9
VREF
8
OUT1
7
VS
6
GND
5
NC 4
OUT2 3
VCC 2
IN2 1
1 2 3 4 5
CNPB2
CNSB2 1 2 3 4 5
BIB104 1 2 3 4 5
BIB102
CNS505
TRAY
SWITCH
M
IN1
–
+
VREF
OUT1
GND
M GND
OUT2
VCC
M +9V
IN2
MICOM
44 43 42 41 40
1 SW-B
2 SW-C
3 SW-D
ICB101
4 M-CONT1
IX0177AW
M-CONT2
5
CHANGER
6 M-CONT3
MICROCOMPUTER
M-CONT4
7
V-SEL
8
LED3
9
LED2
10
LED1
11
12 13 14 15 16
RESET
ICB104
PST9127
3 4
1 2 5
2 4
3
1
TO MAIN PWB
Figure 39 BLOCK DIAGRAM (6/6)
– 39 –
SWITCHING
QB102
M
MOB1
MAIN CAM MOTOR
9
–
+
8
7
VS
6
5
M GND
NC 4
3
2
M +9V
1
+5V
37
38 36
39 37 35
SW-1
33
IKISUGI
32
CLOCK
31
MODE DATA 30
COMAND DATA
29
READY
28
KEY OUT4
27
KEY IN0 26
KEY IN1
25
KEY IN2 24
KEY 23
IN3
17 18 19 20 21 22
XB101
3MHz
1
3
2
+5V
1 2 3 4 5
BIB101
CNS504 1 2 3 4 5
TO MAIN PWB
MD-R3
1 2 3 4 5 6
CNPB1
1 2 3 4 5 6
CNSB1
6
MAIN CAM SWITCH