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Yamaha A-S2100 Service Manual page 79

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A
B
C
FUNCTION 3/4
1
F U N C ( 2 )
FUNCTION (2)
2
R Y 1 0 1
M M
E C 2 - 2 4 N U - F
L 1 0 0 1
L 1 0 0 3
3
S B T - 0 2 6 0 T F
M M Z 1 6 0 8 Y 6 0 1
M C
4
J 1 0 0 2
0
L c h
L
INPUT
PHONO
R
5
J 1 0 0 3
R c h
0
T 7 4 3 1 - A A A A
S G
P J 1 0 1
C 1 0 5 1
n o _ u s e
S T 1 0 1
6
C 1 0 5 4
S T 1 0 2
s 1 0 0 3
S T 1 0 3
A G N D
S T 1 0 4
R Y 1 0 1
L 1 0 0 4
E C 2 - 2 4 N U - F
M C
L 1 0 0 2
S B T - 0 2 6 0 T F
S T 1 0 5
M M Z 1 6 0 8 Y 6 0 1
M M
S G
7
8
R E S I S T O R
9
R E M A R K S
P A R T S
N A M E
N O M A R K
C A R B O N
F I L M R E S I S T O R
C A R B O N
F I L M R E S I S T O R
M E T A L
O X I D E F I L M R E S I S T O R
M E T A L
F I L M
R E S I S T O R
M E T A L
P L A T E R E S I S T O R
F I R E
P R O O F C A R B O N
F I L M R E S I S T O R
C E M E N T
M O L D E D R E S I S T O R
S E M I
V A R I A B L E
R E S I S T O R
C H I P R E S I S T O R
10
D
E
F
M C H E A D A M P
R 1 0 0 9
1 0 K
Q 1 0 0 1
Q 1 0 0 5
Q 1 0 0 9
Q 1 0 1 3
C 1 0 1 0
L 1 0 0 5
S B T - 0 2 6 0 T F
1 0 0 / 1 6
R Y 1 0 2
R 1 0 0 1
M M
E C 2 - 2 4 N U - F
4 7
R 1 1 4 4
R 1 0 4 1
4 7
1 K
M C
C 1 0 0 8
1 0 0 / 1 6
Q 1 0 0 2
Q 1 0 0 6
Q 1 0 1 0
Q 1 0 1 4
R 1 0 1 0
1 0 K
R 1 0 1 1
1 0 K
Q 1 0 0 3
Q 1 0 0 7
Q 1 0 1 1
Q 1 0 1 5
C 1 0 0 9
1 0 0 / 1 6
R Y 1 0 2
M C
E C 2 - 2 4 N U - F
R 1 1 4 5
R 1 0 4 2
R 1 0 0 2
4 7
1 K
M M
4 7
C 1 0 1 1
L 1 0 0 6
S B T - 0 2 6 0 T F
1 0 0 / 1 6
Q 1 0 0 4
Q 1 0 0 8
Q 1 0 1 2
Q 1 0 1 6
R 1 0 1 2
1 0 K
C A P A C I T O R
R E M A R K S
P A R T S
N A M E
N O
M A R K
E L E C T R O L Y T I C
C A P A C I T O R
( P = 5 )
T A N T A L U M
C A P A C I T O R
( P = 1 0 )
N O
M A R K
C E R A M I C
C A P A C I T O R
C E R A M I C
T U B U L A R
C A P A C I T O R
P O L Y E S T E R F I L M
C A P A C I T O R
P O L Y S T Y R E N E
F I L M
C A P A C I T O R
M I C A
C A P A C I T O R
P
P O L Y P R O P Y L E N E
F I L M
C A P A C I T O R
S E M I C O N D U C T I V E C E R A M I C C A P A C I T O R
P O L Y P H E N Y L E N E
S U L F I D E
F I L M
S
C A P A C I T O R
G
H
M M E Q A M P
Q 1 0 1 9
Q 1 0 2 3
D 1 0 1 4
A G N D
n o _ u s e
D 1 0 1 5
Q 1 0 2 9
n o _ u s e
C 1 0 1 8
R 1 0 5 3
P
5 6
1 0 0 0 P / 1 0 0
R 1 0 7 7
R 1 0 7 9
4 . 7 K
6 2 K
C 1 0 2 4
C 1 0 2 6
R 1 0 8 9
C 1 0 3 2
R 1 0 6 6
C 1 0 2 8
P
P
B P
1 0 0
2 2 0
1 0 / 5 0
0 . 0 1 5 / 1 0 0
0 . 0 5 6 / 1 0 0
4 . 7 / 3 5
R 1 0 8 0
R 1 0 4 7
8 2 0 K
1 0
R 1 0 4 5
R 1 0 5 4
4 7
4 7
C 1 0 5 5
R 1 0 9 8
n o _ u s e
1 M
C 1 0 5 6
R 1 0 9 9
n o _ u s e
1 M
R 1 0 4 6
R 1 0 5 5
4 7
4 7
R 1 0 4 8
R 1 0 8 1
1 0
8 2 0 K
R 1 0 9 0
C 1 0 4 9
C 1 0 2 5
C 1 0 2 7
C 1 0 2 9
R 1 0 6 7
P
P
B P
1 0 0
2 2 0
1 0 / 5 0
0 . 0 1 5 / 1 0 0
0 . 0 5 6 / 1 0 0
4 . 7 / 3 5
R 1 0 7 8
R 1 0 8 2
4 . 7 K
6 2 K
C 1 0 1 9
R 1 0 5 6
P
5 6
1 0 0 0 P / 1 0 0
D 1 0 1 7
n o _ u s e
D 1 0 1 6
Q 1 0 3 0
n o _ u s e
A G N D
Q 1 0 2 2
Q 1 0 2 6
N O T I C E
( m o d e l )
J
J A P A N
U
U . S . A
C
C A N A D A
R
G E N E R A L
T
C H I N A
K
K O R E A
A
A U S T R A L I A
B
B R I T I S H
G
E U R O P E
L
S I N G A P O R E
E
S O U T H E U R O P E
V
T A I W A N
F
R U S S I A N
P
L A T I N A M E R I C A
S
B R A Z I L
H
T H A I
I
J
K
1 9 . 2 m A
3 2 m A
5 5 m A
3 8 . 8 m A
R Y 1 0 3
E C 2 - 2 4 N U - F
5 5 m A
3 2 m A
A G N D
R Y 1 0 3
E C 2 - 2 4 N U - F
R Y 1 0 1
E C 2 - 2 4 N U - F
D 1 0 0 7
1 S S 3 5 5 V M
R Y 1 0 3
E C 2 - 2 4 N U - F
D 1 0 0 8
1 S S 3 5 5 V M
D 1 0 0 9
1 S S 3 5 5 V M
R Y 1 0 2
E C 2 - 2 4 N U - F
Details of colored lines
Red / full line:
Power supply (+)
Red /dashed line:
Power supply (-)
Orange:
Signal detect
Yellow:
Clock
Green:
Protection detect
Brown:
Reset signal
Blue:
Panel key input
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
L
M
N
A-S2100
W 1 0 0 1
+18.4
M C + 1 8 V
1
-18.5
M C - 1 8 V
Page 76
M4
+20.8
M M + 2 0 V
to INPUT (2)_CB33
-20.8
M M - 2 0 V
J 1 0 0 1
M M M C _ A G N D
5
n o _ u s e
S A N - P H
W 1 0 0 2
P O L
1
Page 75
B3
A G N D
to INPUT (1)_CB901
P O R
3
W 1 0 0 3
R Y _ M M M C
1
R Y _ P H O N O
Page 77
B2
-12.2
- 1 2 D
to FUNCTION (1)_CB503
N C
4
S A N - P H
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
● 本回路図は標準回路図です。改良のため予告なく変更することがあります。
79

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