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Yamaha AVR-S80 Service Manual page 42

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A
B
AVR-S80/NX-SW80
1
I BLOCK DIAGRAM
AVR-S80 (1/3)
See page 56
2
26
27
33
35
28
30
3
23
29
24
7
27
4
22
4
9
21
10
30
1
See page 57
29
PCB SUB (4)
2
28
L
3
R
TUNER & RDS
5
TUNER & RDS Control Signal
See page 57
See page 57
PCB SUB (4)
PCB SUB (3)
Front Input
VIDEO
5
6
VIDEO1_IN
3
VIDEO2_IN
9
VCR_IN
7
DVD_IN
7
42
C
D
MAIN
See page 55 SCHEMATIC DIAGRAM
NJM2068MD
26
COM1
5
7
20
COM3
NJM2068MD
COM1
5
11
COM3
3
1
NJM2068MD
25
NJM2068MD
6
COM2
23
8
COM2
13
14
15
CONTROL
INPUT Selector
11
VCR_OUT
15
MONITOR_OUT
14
10
4
6
CONTROL
VIDEO SW
E
F
5
7
12
9
2
1
7
3
1
14
NJM2068MD
NJM2068MD
6
NJM2068MD
NJM2068MD
1
17
19
20
2
1
5
7
12
9
3
1
14
7
NJM2068MD
6
NJM2068MD
1
NJM2068MD
17
19
20
9
2
1
7
12
5
1
3
14
7
NJM2068MD
6
NJM2068MD
1
NJM2068MD
17
19
20
CONTROL
6ch Volume
G
H
PHONE_DET
3
1
BA15218F
7
5
7
BA15218F
7
3
1
5
7
IC27
7
NJM2068MD
NJM2068MD
I
J
See page 57
PCB SUB (4)
Front Input
4
2
3
1
JK501
4
3
2
1
8
7
6
5
SP-RY2
B
A
0
9
C
JK1
Q17
L
R
Q16
Q19
RL
RR
Q18
Q21
CT
PRE_MUTE
SW
Q20

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