Read Sony STR-DA3700ES Service Manual online
STR-DA3700ES
111
IC2671 TC74VHC4052AFT (EK)
0Y 1
Y-COM 3
A
10
B
9
3X
11
0X
12
X-COM
13
1X
14
2X
15
VCC
16
O/I
I/O
C
2Y 2
O/I
I/O
C
3Y 4
O/I
I/O
C
1Y 5
O/I
I/O
C
INH 6
GND 7
GND 8
GND 8
I/O
O/I
C
I/O
O/I
C
I/O
O/I
C
I/O
O/I
C
– DISPLAY Board –
IC757 TC74VHC157FT (EKJ)
IC757 TC74VHC157FT (EKJ)
SELECT 11
1
1A 2
3
4
5
6
7
INPUT
INPUT
OUTPUT
OUTPUT
1A
1B
1Y
2A
2B
2Y
1B
1Y
2A
2B
2Y
GND 8
V
CC
STROBE
16
4A
15
14
13
11
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S
– HAT Board –
IC802 TC7W53F (TE12R)
IC802 TC7W53F (TE12R)
COMMON 1
INH 2
VEE 3
GND 4
CH 0
7
VCC
8
A
5
LOGIC
LEVEL
LEVEL
CONVERTER
C
OUT
IN
CH 1
6
C
OUT
IN
IC861 MAX3222IPWR
1
EN
2
C1+
3
V+
4
C1–
5
C2+
6
C2–
7
V–
8
DOUT2
9
RIN2
10
11
ROUT2
NC
14 NC
15 ROUT1
17 DOUT1
18 GND
19 VCC
20 PWRDOWN
16 RIN1
12 DIN2
13 DIN1
POWERDOWN
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