Denon AVR-1707 Service Manual page 22

QQ
3 7 63 1515 0
LH28F800BJE (IC805)
SN74LV573APWR (IC818,819)
TE
L 13942296513
SN74LVC139APWR (IC820)
SN74LV14APWR (IC829)
1
1A
1Y 2
2A
3
2Y 4
5
3A
3Y 6
GND 7
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Vcc
20
OE 1
Q0
2 19
D0
3 18 Q1
D1
4 17 Q2
D2
16 Q3
D3 5
6 15 Q4
D4
14 Q5
D5 7
D6 8 13 Q6
D7 9 12 Q7 OE
GND 10
11 LE
1 16 V
1G
CC
2 15 2G
1A
1B 3 14 2A
1Y0 4 13 2B
5 12 2Y0
1Y1
1Y2 6 11 2Y1
1Y3 7 10 2Y2
2Y3
GND 8 9
MM74HCT00MTCX (IC814,815)
Vcc
14
13
6A
6Y
12
5A
11
10 5Y
9 4A
4Y
8
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8
D0 D1 D2 D3
2 3 4 6
D D D D
L
Q Q Q
L L L
11
E
1
19 18 17
Q Q
Q0 Q1 Q2
3 6 7 1 3
FUNCTION TABLE
(each decoder/demultiplexer)
INPUTS
OUTPUTS OUTPUTS
SELECT
G G
B A Y3 Y2
L L L H H
L L H H H
L H L H L
L H H L H
H X X H H
1A 1
14 Vcc
1B 2
13 4B
1Y 3
12 4A
2A 4
11 4Y
2B 3B
5 10
2Y 6
9
3A
GND
7
8 3Y
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22
AVR-1707/1507/687/587/487
2 9 9 4 2 8
D4 D5 D6 D7
5 7 8 9
D D D D
Q Q Q
Q Q
L L L L L
16 15 14 13 12
Q4 Q5 Q6 Q7
Q3
1 5 0 5 8 2 9 9 4
Y1 Y0
H L
L H
H H
H H
H H
m
co
9 9
2 8 9 9