Yamaha A-S2100, Руководство по обслуживанию

Страница: 75 / 115

A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
75
INPUT 1/2
A-S2100
SCHEMATIC DIAGRAMS
★
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.
● 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。
BAL L
-0.02V(Vceo)
+13.01V(Vcbo)
+13.01V(Vcbo)
+13.09V(Vcbo)
+13.09V(Vcbo)
-25.8V(Vceo)
-0.01V(Vceo)
+13.03V(Vcbo)
+13.03V(Vcbo)
+13.18V(Vcbo)
+13.09V(Vcbo)
-25.95V(Vceo)
+13.3
+13.3
+5.0
+13.3
+20.8
-20.8
-13.3
-12.3
+20.43V(Vceo)
+20.49V(Vceo)
+19.28V(Vceo)
-20.6V(Vceo)
+20.2V(Vceo)
-18.99V(Vceo)
+19.26V(Vceo)
-20.34V(Vceo)
+20.48V(Vceo)
-19.22V(Vceo)
P
P
P
P
P
P
P
P
P
P
P
P
R E S I S T O R
R E M A R K S
N O M A R K
P A R T S N A M E
C A R B O N
C A R B O N
M E T A L
M E T A L
M E T A L
F I R E
C E M E N T
S E M I
F I L M R E S I S T O R
F I L M R E S I S T O R
O X I D E F I L M R E S I S T O R
F I L M R E S I S T O R
P L A T E R E S I S T O R
P R O O F C A R B O N F I L M R E S I S T O R
M O L D E D R E S I S T O R
V A R I A B L E R E S I S T O R
( P = 5 )
( P = 1 0 )
C H I P R E S I S T O R
P
P
P
P
P
P
P
P
P
P
R E M A R K S
C A P A C I T O R
P A R T S N A M E
N O
N O
M A R K
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
C E R A M I C 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 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
T A N T A L U M C A P A C I T O R
T U B U L A R C A P A C I T O R C E R A M I C
P
P
P
P
P
P
P
P
P
P
P
P
P
P
1
12
13
15
7
1
P
P
P
P
14
3
1
1
P
P
P
P
R Y _ B A L G A I N _ P
R Y _ S E L _ B A L _ P
R Y _ T U _ P
R Y _ C D _ P
R Y _ L I N E 1 _ P
R Y _ L I N E 2 _ P
R Y _ M D I R _ P
N _ M T _ P R E _ P
R Y _ M D I R _ P
N _ M T _ R E C _ P
R Y _ S E L _ B A L _ P
R Y _ L I N E 2 _ P
R Y _ B A L G A I N _ P
R Y _ L I N E 1 _ P
R Y _ C D _ P
R Y _ T U _ P
R Y _ S E L _ B A L _ P
R Y _ B A L G A I N _ P
R Y _ S E L _ B A L _ P
N _ M T _ P R E _ P
N _ M T _ R E C _ P
R Y B _ P L T Y
R Y B _ P L T Y
C971
47/35
C917
no_use
R 9 8 2
2 2 K
R967
2.2K
C964
100P/630
C960
100P/630
Q 9 3 9
A 1 3 1 2 - G R , B L ( T E 8
R 9 3 4
1 0 K
P J 9 0 1
T 7 4 3 1 - A A A A
4
5
1
2
3
E C 2 - 2 4 N U - F
R Y 9 1 0
6
7
5
Q 9 3 7
A 1 3 1 2 - G R , B L ( T E 8
C 9 2 4
1 0 / 5 0
C 9 4 6
2 2 P / 6 3 0
C 9 4 4
2 2 P / 6 3 0
R1001
100
C952
1000P/100
C961
100P/630
R968
2.2K
R 9 4 7
1 0 K
C914
no_use
Q 9 4 0
C 3 3 2 4 - G R , B L ( T E 8
C965
100P/630
V +
8
C910
no_use
C H A S S I S 1
C972
100/35
Q 9 3 8
C 3 3 2 4 - G R , B L ( T E 8
EC2-24NU-F
RY906
P J 9 0 4
T 6 9 0 5 - A A A E
1
4
2
3
5
8
6
7
G
9
Q 9 4 1
A 1 3 1 2 - G R , B L ( T E 8
Q929
K 2 0 9
R 9 3 5
1 0 K
C 9 0 1
n o _ u s e
EC2-24NU-F
RY910
C969
47/35
Q918
K 2 0 9
R999 100
P J 9 0 5
T 6 9 0 5 - A A A E
1
4
2
3
5
8
6
7
G
9
E C 2 - 2 4 N U - F
R Y 9 0 6
3
2
4
C916
no_use
R 9 4 6
1 0 K
R1023
1P2.2
C 9 2 7
1 0 / 5 0
R1021
1P2.2
R 9 4 0
1 0 K
E C 2 - 2 4 N U - F
R Y 9 0 3
6
7
5
R 9 3 7
1 0 K
EC2-24NU-F
RY908
R 9 2 6
1 / 2 P 4 7 0
C967
100P/630
R1007
270
C915
no_use
C 9 2 5
1 0 / 5 0
R 9 9 3
2 2 K
D 9 0 2
n o _ u s e
C963
100P/630
R 9 7 9
2 2 K
C913
no_use
C 9 3 4
n o _ u s e
Q915
K 2 0 9
C H A S S I S
Q917
K 2 0 9
C968
47/35
L 9 0 1
M M Z 1 6 0 8 Y 6 0 1
C 9 0 2
n o _ u s e
C962
100P/630
R 9 2 7
1 / 2 P 4 7 0
R970
2.2K
V -
4
EC2-24NU-F
RY903
Q931
K 2 0 9
E C 2 - 2 4 N U - F
R Y 9 1 0
3
2
4
C951
1000P/100
C912
no_use
C 9 4 5
2 2 P / 6 3 0
C908
100P/630
R 9 8 1
2 2 K
R969
2.2K
E C 2 - 2 4 N U - F
R Y 9 0 3
3
2
4
C 9 2 6
1 0 / 5 0
Q 9 3 6
C 3 3 2 4 - G R , B L ( T E 8
C911
no_use
E C 2 - 2 4 N U - F
R Y 9 0 8
6
7
5
EC2-24NU-F
RY907
C B 9 0 1
P H I
Q916
K 2 0 9
E C 2 - 2 4 N U - F
R Y 9 0 7
6
7
5
Q927
K 2 0 9
R 9 9 0
2 2 K
L 9 0 2
M M Z 1 6 0 8 Y 6 0 1
C 9 0 3
n o _ u s e
C928
no_use
C 9 0 7
n o _ u s e
R1009 270
D 9 0 1
n o _ u s e
R1011
270
R916
1/2P47K
R1002
100
R 9 2 9
1 / 2 P 4 7 0
E C 2 - 2 4 N U - F
R Y 9 0 7
3
2
4
R1000
100
R 9 9 4
2 2 K
Q 9 4 2
C 3 3 2 4 - G R , B L ( T E 8
R 9 2 8
1 / 2 P 4 7 0
C 9 0 4
n o _ u s e
R 9 9 2
2 2 K
R1024
1P2.2
C950
1000P/100
E C 2 - 2 4 N U - F
R Y 9 0 8
3
2
4
C 9 4 7
2 2 P / 6 3 0
R917
1/2P47K
E C 2 - 2 4 N U - F
R Y 9 0 6
6
7
5
Q933
K 2 0 9
Q 9 3 5
A 1 3 1 2 - G R , B L ( T E 8
C953
1000P/100
C 9 3 6
n o _ u s e
R 9 8 0
2 2 K
C970
47/35
C909
100P/630
R1022
1P2.2
C966
100P/630
R1005 270
C973
100/35
EC2-24NU-F
RY904
R Y 9 0 4
3
2
4
E C 2 - 2 4 N U - F
R Y 9 0 4
6
7
5
EC2-24NU-F
RY905
R Y 9 0 5
3
2
4
E C 2 - 2 4 N U - F
R Y 9 0 5
6
7
5
R 9 8 3
3 3 0 K
Q 9 2 8
C3324-GR,BL(TE8
Q 9 3 0
C 3 3 2 4 - G R , B L ( T E 8
C 9 3 7
n o _ u s e
Q 9 3 2
C3324-GR,BL(TE8
Q 9 3 4
C 3 3 2 4 - G R , B L ( T E 8
EC2-24NU-F
RY909
R Y 9 0 9
3
2
4
E C 2 - 2 4 N U - F
R Y 9 0 9
6
7
5
EC2-24NU-F
RY911
R Y 9 1 1
3
2
4
E C 2 - 2 4 N U - F
R Y 9 1 1
6
7
5
C 9 3 5
n o _ u s e
R 9 8 4
3 3 0 K
J 9 1 2
n o _ u s e
J 9 1 3
n o _ u s e
C 9 0 6
n o _ u s e
C 9 3 8
1 0 0 P / 6 3 0
C 9 3 9
1 0 0 P / 6 3 0
J 9 1 6
n o _ u s e
J 9 1 7
n o _ u s e
EC2-24NU-F
RY912
E C 2 - 2 4 N U - F
R Y 9 1 2
E C 2 - 2 4 N U - F
R Y 9 1 2
R 9 3 8
1 0 K
R 9 3 9
1 0 K
C 9 0 5
0 . 0 1 / 1 0 0
R 9 1 5
1 / 2 P 4 7 0
R 9 1 4
1 / 2 P 4 7 0
R1028 27K
R1027
27K
R 9 8 7
1 P 6 8 0
R 9 8 8
1 P 6 8 0
C942
100/16
C943
100/16
C94
0
100P/63
0
C941
100P/63
0
R901 2.2
P J 9 0 2
T 7 4 3 1 - A A A A
4
5
1
2
G
3
P J 9 0 3
T 7 4 3 1 - A A A A
4
5
1
2
G
3
W 9 0 4
S A N - P H
Q 9 0 9
A1037AK(Q/R/S)
R945 100K
R944
82
R948
100K
R953
47K
Q911
A1037AK(Q/R/S)
Q910
A1037AK(Q/R/S)
R949
82
R950
100K
Q 9 1 2
A 1 0 3 7 A K ( Q / R / S )
R955
47K
R951
100K
R960
no_use
R952
47K
R954
47K
R 1 0 3 1
1 K R 1 0 3 2
1 K
R 9 3 1
5 1 0
R 9 3 6
5 1 0
R 9 3 0
5 1 0
R 9 4 1
5 1 0
R 9 1 9
1 P 4 7 0
R 9 1 8
1 P 4 7 0
R902
1P47K
R903
1P47K
R962
330K
R961
330K
R964
330K
R963
330K
R909 47K
R910 47K
R911 22K
R912 22K
R 9 3 2
5 1 0
R 9 3 3
5 1 0
R 9 4 2
5 1 0
R 9 4 3
5 1 0
R 9 2 1
1 P 4 7 0
R 9 2 0
1 P 4 7 0
R 9 2 3
1 P 4 7 0
R 9 2 2
1 P 4 7 0
R 9 2 5
1 P 4 7 0
R 9 2 4
1 P 4 7 0
R904
1P47K
R913
1P47K
R908
1P47K
R907
1P47K
R906
1P47K
R905
1P47K
D925
1SS355VM
D926
1SS355VM
D927
1SS355VM
D928
1SS355VM
D929
1SS355VM
D930
1SS355VM
D921
1SS355VM
D922
1SS355VM
D931
1SS355VM
D932
1SS355VM
D933
1SS355VM
D934
1SS355VM
D935
1SS355VM
D936
1SS355VM
D923
1SS355VM
D924
1SS355VM
D 9 1 5
1 S S 3 5 5 V M
D 9 1 6
1 S S 3 5 5 V M
D905
1SS355VM
D906
1SS355VM
D907
1SS355VM
D908
1SS355VM
D909
1SS355VM
D910
1SS355VM
D911
1SS355VM
D912
1SS355VM
D913
1SS355VM
D914
1SS355VM
I C 9 0 1
O P A 2 1 3 4 U A / 2 K 5 E 4
5
6
7
I C 9 0 1
O P A 2 1 3 4 U A / 2 K 5 E 4
3
2
1
C922
2.2/50
C923
2.2/50
Q943
CR513P
Q945
CR513P
Q947
CR513P
Q949
CR513P
Q 9 0 1
D2704(K)
Q 9 0 2
D2704(K)
Q 9 0 3
D 2 7 0 4 ( K )
Q 9 0 4
D 2 7 0 4 ( K )
Q 9 0 5
D 2 7 0 4 ( K )
Q 9 0 6
D 2 7 0 4 ( K )
Q 9 0 7
D 2 7 0 4 ( K )
Q 9 0 8
D 2 7 0 4 ( K )
D919
TFZGTR13B
D920
TFZGTR13B
R975
470
R976
470
R977 47
0
R978
470
R 9 6 5
2 . 7 K
R 9 6 6
2 . 7 K
R974
2.7K
R973
2.7K
R 9 9 1
6 . 8 K
R986
6.8K
R 9 8 9
6 . 8 K
R985
6.8K
R995
5.1K
R996
5.1K
R997 5.1K
R998
5.1K
C959
100/50
C958
100/50
C957
100/50
C956
100/50
R1006
200
R1008
200
R1010
200
R1012
200
Q950
AR513P
Q948
AR513P
Q946
AR513P
Q944
AR513P
R1013
1P68
R1014
1P68
R1015
1P68
R1016
1P68
R1017
1P68
R1018 1P68
R1019
1P68
R1020
1P68
C929
470/16
R1003
33K
R1004 33K
C920
100P/630
C921
100P/630
EC2-24NU-F
RY913
EC2-24NU-F
RY914
E C 2 - 2 4 N U - F
R Y 9 1 4
3
2
4
E C 2 - 2 4 N U - F
R Y 9 1 4
6
7
5
E C 2 - 2 4 N U - F
R Y 9 1 3
3
2
4
E C 2 - 2 4 N U - F
R Y 9 1 3
6
7
5
D951
1SS355VM
Q951
KTC4370A-Y
Q952
KTA1659A
C918
no_use
C919
no_use
W 9 0 2
S C N - X H
W 9 0 5
S A N - P H
W 9 0 3
W 9 0 6
W 9 0 1
S A N - P H
Q 9 1 3
K R C 4 0 4 - R T K / P
Q914
K R C 4 0 4 - R T K / P
C974
330/16
D945
UDZV20B
D946
UDZV20B
P N 9 0 1
n o _ u s e
P N 9 0 2
n o _ u s e
W 9 0 7 A W 9 0 7 B
R 1 0 3 3
n o _ u s e
W 9 0 8 A
n o _ u s e
W 9 0 8 B
n o _ u s e
R 1 0 3 4
0
C933
s901
C930
s901
C931
s901
C932
s901
CD
TUNER
LINE1
LINE2
REC OUT
MAIN IN
PREOUT
B A L _ R +
B A L _ R -
B A L _ L +
B A L _ L -
L +
L -
R +
R -
P R E O U T _ L
P R E O U T _ R
P R E O U T
L I N E L , R
N _ M T _ P R E
N _ M T _ R E C
+ 5 S
R Y _ B A L G A I N
I N P U T
S E L E C T O R
R E C M U T E
P R E O U T
M U T E
A G N D
A G N D
A G N D
R Y _ T U
R Y _ S E L _ B A L
P O R
P O L
R E C O U T B U F F E R
A G N D
A G N D
R Y _ C D
L
R
L
R
L
R
L
R
L
R
R Y _ M D I R
R Y _ L I N E 2
R Y _ L I N E 1
L I N E 1 - 2 0 V
L I N E 1 + 2 0 V
L I N E 1 _ A G N D
L I N E 1 _ A G N D
U N B A L A N C E
B A L A N C E
G A I N L O W
& U N B A L A N C E
B A L A N C E
G A I N H I
S W S e l
H i
L o w & U N B A L A N C E
R s R f
2 2 k
2 2 k 1 0 k / / 6 . 2 k : 3 . 8 3 k
1 0 k
G A I N
1 6 . 5 8 d B
1 0 . 1 d B
U N B A L A N C E
B A L A N C E
A G N D
A G N D
A G N D
A G N D
G A I N : - 1 5 . 7 2 d B
R
L
L
R
- 1 2 D
+ 1 2 P R E
- 1 2 P R E
INPUT(2) CB31
FUNC(2)
W1002
CB34
INPUT(2)
FUNC(1)
CB713
FUNC(1)
CB715
CB504
FUNC(1)
I N P U T ( 1 )
1
1 2
2
3
1
4
1
5
1
7
1
4 7 K
47K
4 7 K
47K
6 7 m A
5 5 m A
1 0 . 9 m A
1 0 . 9 m A
43mV
19.5mA
43mV
19.5mA
43mV
43mV
19.5mA
19.5mA
7 . 3 8 V
( 1 2 . 6 m A R E C M U T E O N )
7 . 3 8 V
R Y B _ P L T Y
B A L _ R - +
B A L _ L - +
A G N D
A G N D
A G N D
A G N D
FUNC(1)
ST714
A G N D
(14.6mA REC MUTE ON
)
16.3mA
1 3 N C
B A L A N C E
G A I N H I
G A I N L O W
& U N B A L A N C E
0.59V
1.26mA
1.38V
0.62mA
+ 1 2 . 9 V
- 1 2 . 9 V
- 2 0 . 2 8 V
+ 2 0 . 2 8 V
+ 5 S
+ 1 2 P R E
N O T I C E
U . S . A
G
C A N A D A
E U R O P E
L
C H I N A
A U S T R A L I A
S I N G A P O R E
K O R E A
G E N E R A L
U
C
T
A
K
R
J A P A N
( m o d e l )
B B R I T I S H
J
S O U T H E U R O P E 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
IC901 : OPA2134UA/2K5E4
Audio operational amplifier
OUT A
-IN A
V-
V+
OUT B
1
2
A
B
- +
- +
3
4 5
+IN A -IN B
+IN B
6
7
8
LINE 1
R
L
R
L
R
L
PB
LINE 2
R
L
CD
R
L
TUNER
R
L
REC OUT
R
L
MAIN IN
PRE OUT
INPUT (1)
INPUT
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
to INPUT (2)_CB31
Page 76 E2
to FUNCTION (2)_W1002
Page 79 L5
to INPUT (2)_CB34
Page 76 M5
to FUNCTION (1)_CB713
Page 78 F10
to FUNCTION (1)_ST714
Page 78 F10
to FUNCTION (1)_CB715
Page 78 K4
to FUNCTION (1)_CB504
Page 77 C2