Yamaha A-S3000, Service Manual

Page: 66 / 101

A
1
2
3
4
5
6
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8
9
10
B C D E F G H I J K L M N
A-S3000
66
INPUT 2/2
★
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。
+18.0
-18.0
+20.0
-20.0
-12.0
+10.3
P
P
P
P
P
P
P
P
P
P
P
B P
P
P
P
P
B P
P
P
P
P
P
P
P
P
P
P
P
P
P
Q 8 2 1
C3324-GR,BL(TE8
E C 2 - 2 4 N U - F
R Y 8 0 1
Q 8 2 6
A1312-GR,BL(TE8
D807
1SS355VM
C851
0.1/100
C834
15P/630
D817
UDZV20B
C827
0.01/16
R834 240
C848
0.1/100
R 8 9 1
2 2 0
C 8 3 9
0 . 0 5 6 / 1 0 0
D810
1SS355VM C 8 0 5
n o _ u s e
D815
UDZV18B
Q 8 3 3
CR513P
Q 8 2 9
A1312-GR,BL(TE8
R813
10
R835
240
R806
22K
R 8 4 8
1 0
CB907
19R-JE
C 8 0 1
0 . 1 / 1 6
C846
100/35
E C 2 - 2 4 N U - F
R Y 8 0 2
D809
1SS355VM
J 8 0 5
n o _ u s e
Q 8 1 3
C 3 3 2 4 - G R , B L ( T E 8
C 8 1 5
1 0 0 / 1 6
C811
0.01/100
R894 22K
D 8 0 1
n o _ u s e
R804
100
C849
100/35
E C 2 - 2 4 N U - F
R Y 8 0 3
3
2
4
R 8 9 2
2 2 0
R833
240
R893
22K
C833
15P/630
ST805
E C 2 - 2 4 N U - F
R Y 8 0 3
R 8 5 4
4 7
C 8 1 4
1 0 0 / 1 6
R831
10
C 8 4 0
0 . 0 5 6 / 1 0 0
Q841
KTC4370A-Y
R 8 8 0
1 M
R850
1.2K
R862
100
R 8 7 8
4 . 7 K
S G
D 8 1 2
1 S S 3 5 5 V M
R 8 5 6
5 6
C850
100/35
R849
910
R837
110
ST802
R 8 1 1
1 0 K
R815
10
Q 8 0 4
C 3 3 2 4 - G R , B L ( T E 8
Q83
1
AR513P
Q83
2
AR513P
R840
47K
R 8 7 9
1 M
C 8 2 6
1 0 0 0 P / 1 0 0
R 8 7 7
4 . 7 K
ST803
R843
150
E C 2 - 2 4 N U - F
R Y 8 0 1
0
J 8 0 3
D 8 1 1
1 S S 3 5 5 V M
C820
47/25
R868
220
P J 8 0 1
T 7 4 3 1 - A A A A
4
5
1
2
3
R864
4.7K
E C 2 - 2 4 N U - F
R Y 8 0 1
Q82
8
K209-BL(TE85L/
F
E C 2 - 2 4 N U - F
R Y 8 0 2
ST80
1
C828
0.01/1
6
C 8 2 4
n o _ u s e
C844
0.01/100
C 8 1 6
1 0 0 / 1 6
R872
120
C 8 2 3
n o _ u s e
R857
150
Q 8 1 0
A 1 3 1 2 - G R , B L ( T E 8
D 8 0 2
n o _ u s e
ST80
4
D804
UDZV6.2
B
R82
9
1
K
Q 8 0 6
A 1 3 1 2 - G R , B L ( T E 8
R828 1K
Q 8 1 6
C 3 3 2 4 - G R , B L ( T E 8
D808
1SS355VM
D814
UDZV18B
0
J 8 0 4
R870 330
R 8 6 6
1 0 0
Q 8 2 5
C3324-GR,BL(TE8
R861
100
C 8 4 1
4 . 7 / 3 5
Q 8 1 2
C 3 3 2 4 - G R , B L ( T E 8
R876
47K
Q 8 3 5
CR513P
R808
22K
R805
22K
E C 2 - 2 4 N U - F
R Y 8 0 2
Q 8 0 9
C 3 3 2 4 - G R , B L ( T E 8
CB909
19R-JE
R 8 5 5
4 7
R 8 8 3
8 2 0 K
R890
100K
C831
0.01/100
R817
10
R875
47K
Q827
K209-BL(TE85L/F
C807
s803
C804
s801
R 8 1 2
1 0 K
C 8 3 7
0 . 0 1 5 / 1 0 0
Q839
KTC4370A-Y
R 8 8 4
6 2 K
R816
10
R830
10
Q 8 2 3
A1312-GR,BL(TE8
C 8 4 2
4 . 7 / 3 5
R822
10
Q 8 2 2
A1312-GR,BL(TE8
C809
0.018/100
R 8 8 2
8 2 0 K
R885
33
R888
33
R 8 5 3
5 6
R814
10
Q 8 0 7
A 1 3 1 2 - G R , B L ( T E 8
C822
220P/630
E C 2 - 2 4 N U - F
R Y 8 0 3
6
7
5
C 8 0 6
0 . 1 / 1 6
s 8 0 2
Q 8 0 5
C 3 3 2 4 - G R , B L ( T E 8
R873 330
C847
0.1/100
R863
4.7K
R825
1K
C821
220P/630
R827
10
Q 8 2 4
C3324-GR,BL(TE8
R889
100K
Q 8 1 9
A1312-GR,BL(TE8
D803
UDZV6.2B
R887
33
R869
120
D816
UDZV20B
R896 22K
C808
s803
C838
10/50
Q817
K209-BL(TE85L/F
C832
0.01/100
R852
910
CB906
19R-JE
R836
240
Q842
KTA1659A
R838
110
R839
47K
Q 8 0 2
A 1 3 1 2 - G R , B L ( T E 8
D 8 0 5
n o _ u s e
Q840
KTA1659A
C852
0.1/100
R 8 1 0
1 0 K
Q 8 1 1
A 1 3 1 2 - G R , B L ( T E 8
C 8 1 3
1 0 0 / 1 6
C819
47/25
R824
10
Q818
K209-BL(TE85L/F
R823
10
R 8 4 6
4 7
0
J 8 0 1
R851
1.2K
R807
22K
Q 8 1 5
A 1 3 1 2 - G R , B L ( T E 8
C810
0.018/100
R874
120
Q 8 1 4
A 1 3 1 2 - G R , B L ( T E 8
D 8 0 6 n o _ u s e
R 8 8 1
6 2 K
C818
47/25
R858
150
Q 8 0 1
C 3 3 2 4 - G R , B L ( T E 8
Q 8 3 6
AR513P
Q 8 0 3
A 1 3 1 2 - G R , B L ( T E 8
C 8 0 2
0 . 1 / 1 6
R819
10
C 8 2 9
1 0 / 5 0
R 8 0 2
4 7
R 8 4 7
4 7
R 8 4 5
1 0
C 8 3 0
1 0 / 5 0
0
J 8 0 2
CB908
19R-JE
C803
s801
R895
22K
R 8 6 7
1 0 0
R 8 0 1
4 7
R832 1K
C845
100/35
R820
10
R803
100
C 8 3 6
0 . 0 1 5 / 1 0 0
C835
10/50
Q 8 3 0
A1312-GR,BL(TE8
C843
0.01/100
R886
33
Q 8 2 0
C3324-GR,BL(TE8
Q 8 3 4
CR513P
Q 8 3 7
AR513P
Q 8 0 8
C 3 3 2 4 - G R , B L ( T E 8
R859
18K
R844
150
D 8 1 3
1 S S 3 5 5 V M
R871
120
C817
47/25
Q 8 3 8
CR513P
R82
6
10
C81
2
0.01/10
0
R81
8
10
A G N D
C 8 2 5
1 0 0 0 P / 1 0 0
R 8 0 9
1 0 K
R860
18K
R821
10
R865
220
C B 8 0 1
X H L
1
2
3
4
5
C B 8 0 2
P H L
R 8 4 2
s 8 0 4
R 8 4 1
s 8 0 4
S W 8 0 1
A T E 1 D - 5 M 3 - 1 0 - Z
2
3
1
4
5
C B 8 0 3
P H L
1
2
3
4
5
6
7
C B 8 0 4
P H L
1
2
3
4
L 8 0 5
S B T - 0 2 6 0 T F
L 8 0 6
S B T - 0 2 6 0 T F
L 8 0 2
MMZ1608Y601
L 8 0 1
M M Z 1 6 0 8 Y 6 0 1
L 8 0 4
S B T - 0 2 6 0 T F
L 8 0 3
S B T - 0 2 6 0 T F
F r o m F U N C ( 1 )
F r o m F U N C ( 1 )
EV_LTRE SW_BAS EV_CK EV_RBAS
RY_BAL_COLD
MG MG MG EV_DT EV_RTRE
RYB1_PLTY
SW_TRE RY_TCBYP
RY_CD +5S
MT_MAIN -12C BAL2G_DET
RY_BAL2
EV_LCOM MG EV_LBAS BAL1G_DET
MT_REC RY_SEL_BAL RY_BAL1
+5S
RY_TU
BAL2_PLTY RYB2_PLTY
RY_BALGAIN RY_LINE2 -12C RY_LINE1 MT_PRE RY_MDIR
EV_RCOM BAL1_PLTY
MT_MAIN EV_LCOM
SW_BAS
BAL1G_DET
EV_RCOM
EV_CK
-12C
BAL2_PLTY
RY_TCBYP
BAL1_PLTY
EV_RBAS
BAL2G_DET
EV_LBAS
EV_DT
EV_RTRE
+5S
MG
SW_TRE
EV_LTRE
RY_TU
RY_LINE2
MG
+5S
RY_BAL2
-12C
MT_REC
MG
RY_CD
RYB2_PLTY
RY_LINE1
RY_SEL_BAL
RY_BAL_COLD
RYB1_PLTY
RY_BAL1
MT_PRE
MG
RY_BALGAIN
RY_MDIR
t o F U N C ( 2 )
t o I N P U T ( 1 )
I N P U T ( 2 )
M C H E A D A M P
M C + 1 8 V
M M E Q A M P
P O R
P O L
R Y _ P H O N O
R Y _ M M M C
M M
0 . 5 7 V
M C
M M
M C
M C
R c h
M M
L c h
M C - 1 8 V
M C
A G N D
M M + 2 0 V
M M
A G N D
M M - 2 0 V
M G
P W R _ M G T _ D E T
- 1 2 R Y
7 . 7 m A
P W R _ M G T _ D E T
1 , n o r m a l / L ( M G )
3 , a u t o s t a n d b y / H ( p u l l u p )
R Y _ P W R 1
+ 9 S
+ 9 S
R Y _ P W R 1
M G
N C
P H O N O
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
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
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
S
C A P A C I T O R C E R A M I C
F I L M S U L F I D E P O L Y P H E N Y L E N E
C A P A C I T O R
PHONO
AUTO POWER
STANDBY
ON/OFF
L
R
INPUT (3)
INPUT (2)
(For factory)
to INPUT (1)_CB904
Page 65 B6
to FUNCTION (1)_CB512
Page 67 A4
to FUNCTION (1)_CB510
Page 67 A5
to FUNCTION (2)_CB716
Page 68 B8
to INPUT (1)_W901
Page 65 F10
to FUNCTION (2)_W54
Page 68 M1
to FUNCTION (1)_W502
Page 67 D2