Sony STR-DH510 Service Manual page 42

STR-DH510
QQ
3 7 63 1515 0
OUTPUT
OUTPUT
TE
L 13942296513
www
.
42
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IC2601 TC74VHC157FT (EL) (DIGITAL BOARD (1/3))
SELECT 11 1 16
V
CC
S
1A 2 1A G 15 STROBE
INPUT
1B 3 1B 4A 14 4A
INPUT
4B
1Y 4 1Y 4B 13
5
2A 2A 4Y 11 12 4Y OUTPUT
INPUT
6 11 3A
2B 2B 3A
INPUT
7 10 3B
2Y 2Y 3B
3Y
3Y
GND 8 9 OUTPUT
IC2602 TC74VHC393FT(EL) (DIGITAL BOARD (1/3))
14 13 12 11
Q
A
CLEAR
CLEAR A
Q Q
A B
1 2 3 4
IC220 NJM2586AM (VIDEO STANDBY BOARD)
CH1 IN1 1
BIAS
2
SW1
CH1 IN2 3
BIAS
SW2 4
CONT2
CH1 IN3 5
BIAS
GND 6
V+1 7
8
CH2 IN1
BIAS
GND 9
CH2 IN2 10
BIAS
GND 11
CONT2
12
CH2 IN3
BIAS
x ao
y
i
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8
10 9 8
Q Q Q
B C D
B
Q Q
C D
5 6 7
Q Q
3 6 7 1 3
75Ω
6dB
DRIVER
AMP
CONT1
75Ω
6dB
DRIVER
AMP
CONT1
75Ω
6dB
DRIVER
AMP
CONT1
BIAS
BIAS
BIAS
CONT2
u163
.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
24 CH1 OUT
23
PS
22 CH2 OUT
21 V+2
20 CH3 OUT
19
GND
18 V-2
17 CH3 IN1
16 V-1
15 CH3 IN2
14 GND
13 CH3 IN3
m
co
9 9
2 8 9 9