Sony HCD-ZUX9 Service Manual - Page 73
Ic500, Bu4052bcf-e2 Main Board 4/4, Ic501, Ic151, Tc74hc4066aftel Main Board 1/4, Ic152, Ic153,
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IC500 BU4052BCF-E2 (MAIN Board (4/4)) IC501 BU4052BCF-E2 (MAIN Board (4/4)) VDD X2 X1 X X0 X3 16 15 14 13 12 11 HCD-ZUX9 AB 10 9 1 23 4 5 Y0 Y2 Y Y3 Y1 BINARY TO 1 OF 4 DECODER WITH INHIBIT LEVEL CONVERTER 6 78 INH VEE VSS IC151 TC74HC4066AFT(EL) (MAIN Board (1/4)) IC152 TC74HC4066AFT(EL) (MAIN Board (1/4)) 1I/O 1 1O/I 2 2O/I 3 2I/O 4 2C 5 3C 6 GND 7 14 VCC 13 1C 12 4C 11 4I/O 10 4O/I 9 3O/I 8 3I/O IC153 TC74VHC157FT(EKJ) (MAIN Board (1/4)) SELECT 1 1A 2 INPUT 1B 3 OUTPUT 1Y 4 2A 5 INPUT 2B 6 OUTPUT 2Y 7 GND 8 S 1A G 1B 4A 1Y 4B 2A 4Y 2B 3A 2Y 3B 3Y 16 VCC 15 STROBE 14 4A INPUT 13 4B 12 4Y OUTPUT 11 3A INPUT 10 3B 9 3Y OUTPUT 73
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73
HCD-ZUX9
IC500
BU4052BCF-E2 (MAIN Board (4/4))
IC501
BU4052BCF-E2 (MAIN Board (4/4))
IC151
TC74HC4066AFT(EL) (MAIN Board (1/4))
IC152
TC74HC4066AFT(EL) (MAIN Board (1/4))
IC153
TC74VHC157FT(EKJ) (MAIN Board (1/4))
1
Y0
2
Y2
3
Y
4
Y3
5
Y1
15
X2
14
X1
13
X
12
X0
11
X3
10
A
9
B
16
VDD
6
INH
7
VEE
8
VSS
BINARY TO 1 OF 4
DECODER WITH INHIBIT
LEVEL
CONVERTER
1I/O
VCC
1
14
1C
13
4C
12
4I/O
11
4O/I
10
1O/I
2
2O/I
3
2I/O
4
2C
5
3C
6
GND
7
3O/I
9
3I/O
8
SELECT
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
1
12
11
10
INPUT
INPUT
OUTPUT
OUTPUT
G
4B
4Y
3A
4A
4B
4Y
3A
3B
9
3B
3Y
3Y
S