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DHC-EX77MD, DHC-MD77, MHC-EX66, TA-EX66, TA-EX660, TA-EX77, TA-EX770 - Sony Audio Service Manual (repair manual). Page 10

Read Sony DHC-EX77MD / DHC-MD77 / MHC-EX66 / TA-EX66 / TA-EX660 / TA-EX77 / TA-EX770 Service Manual online

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 IC Block Diagrams
IC104
BA6208
1
2
3
4
5
6
7
8
9
NC
OUTPUT 2
Vcc
GND
NC
INPUT 2
INPUT 1
NC
MOTOR
DRIVE
MOTOR
DRIVE
REG
SWITCH
SWITCH
OUTPUT1
IC105
SN74HC138AN
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
Y7
G1
G2B
G2A
C
B
A
A
B
C
G2A
Y7
G1
G2B
Y6
Y5
Y6
Y5
Y4
Y3
Y2
Y1
Y0
16
VCC
DATA OUTPUTS
OUTPUT
ENABLE
SELECT
Y4
Y3
Y2
Y1
Y0
IC203, 503
MC14052BCP
12
14
15
11
9
16
13
10
1
5
2
4
3
6
7
8
V
DD
SELECT A
SELECT B
3
2
1
0
3
2
1
0
INH 7
V
EE
V
SS
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