Yamaha HTR-2866A, Руководство по обслуживанию

Страница: 105 / 138

A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
105
MAIN 2/3
RX-V375/HTR-3066/HTR-2866
★
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。
DIGITAL IN
FRONT L
SURROUND L
SUBWOOFER
CENTER
ANALOG IN
ANALOG IN
5.0
0 0 0 0 0 0 0
0
0
0 0 0 0 0 0 0 0
0
2.5
0
2.5
0
2.5
0
2.5
0
2.5
0 0
2.5
-12.0
12.0
3.1 3.1 3.1
12.0
7.1
-12.0
-7.1
DAC_SR
A E
DAC_SL
C_MT
D A F R
D A S L
D A C _ F R
DAC_SW
A V 4 _ D
D A C
AV2_D
D A C _ C
V O F R
D A C _ S W
DAC_C
A E
D A S W
C
A E
C _ M T
S R
D A C _ S R
ADL
S_MT
A V 3 _ D
ADR
V O S W
V O S L
AV1_D
V O S R
A V 2 _ D
D A C _ S L
D A S R
DAC_FR
S L
DAC_FL
F R
AV4_D
A V O U T _ L
P R E S W
AV3_D
A V O U T _ R
D A F L
V O F L
D A C _ F L
V O C
P R E S W
F_MT
F _ M T
A V 1 _ D
S _ M T
AUXR AUXL
A E
A E
A E
VOSW VOSL VOSR VOFL VOFR
VOC
A O L
A O R
A V O U T _ L
A V O U T _ R
D A C
D A S W
D A S L
D A S R
D A F L
D A F R
AUXL
A D L
A D R
AU1R AU1L AV5R AV5L
A U 2 R
A U 2 L
AUXR
MIC
MIC
A V 5 R
A V 5 L
A E
A U 1 L
A U 1 R
A U 2 L
A U 2 R
AE
A O L
A O R
R 2 8 9
1 0 0
R 2 7 1
1 0 K
R280
47
K
M S P - 2 4 4 V 1 - 0 1 N I
P J 2 1
3
2
6
1
7
5
4
A E
C211
47P(CH)
I C 2 2
T C 7 4 V H C U 0 4 F T ( E L
5 6
R 3 0 8
1 . 2 K
R 2 4 8
5 . 6 K
R 2 7 2
1 0 K
C 2 0 4
0 . 1 / 1 6
C241
6 8 0 P ( S L )
SL
+ 5 D
R232 82
4 7 0
R 2 0 9
C205
22P(CH)
4 7 0
R 2 0 4
D G
C295
no_use
A E
4 7 0
R 2 0 7
R 2 4 6
5 . 6 K
- 1 2 A
R 3 3 9
1 0 K
R 2 8 7
1 0 0
R332
no_use
R 3 3 8
1 0 K
C229
47/50
R 2 3 6
4 . 7 K
R 2 4 1
2 2
1 4
4 7 0
R 2 1 0
C296
no_use
R 3 2 5
1 0 K
S W G
CB22
53290-1880
R 2 3 8
1 8 K
C288
47/50
C212
47P(CH)
1 K
R 2 1 7
220P(SL)
C210
D G
100K
R229
1 0 / 1 6
C 2 2 7
C289
47/50
C216
220P(SL)
A E
R 3 2 1
1 0 K
100K
R228
C
7
R 3 3 6
6 8 0
R 2 7 3
1 0 K
L 2 0 2
B L M 2 1 P G 6 0 0 S N 1 D
R 2 4 5
5 . 6 K
F R
Q 2 0 1
D 2 7 0 4 ( K )
C 2 4 7
1 0 0 P ( S L )
R331
no_use
C228
0.1/16
I C 2 2
T C 7 4 V H C U 0 4 F T ( E L
1 2
220P(SL)
C209
C242
6 8 0 P ( S L )
SL
- 1 2 A
100K
R335
C 2 4 8
1 0 0 P ( S L )
3 4 2 R
K 6 . 5
C299
no_use
C 2 0 3
0 . 1 / 1 6
R 2 9 4
1 0 0 K
C213
220P(SL)
I C 2 2
1 3 1 2
S R
Q 2 0 4
D 2 7 0 4 ( K )
R 3 0 9
1 . 2 K
+ 7 A
S T 2 1
R 2 3 5
6 8 0
R 3 0 2
1 . 2 K
100K R221
R 2 4 7
5 . 6 K
R 2 3 1
2 2
CB21
53290-1880
L 2 0 1
B L M 2 1 P G 6 0 0 S N 1 D
P J 2 4
M S P - 2 5 2 V 1 - 3 0 N I
4
3
2
1
R 2 4 0
2 2
R 2 9 3
1 0 0 K
R 2 3 9
1 8 K
R 3 1 6
1 P 8 2
C 2 5 1
1 0 0 P ( S L )
S L
+ 5 D
Q 2 0 2
D 2 7 0 4 ( K )
R330
no_use
1 K
R 2 1 1
R 3 1 5
3 . 3 K C 2 9 0
1 0 0 P ( S L )
A E
C215
220P(SL)
R 3 2 2
1 0 K
4 7 0
R 2 0 5
I C 2 2
1 1 1 0
R 2 3 7
4 . 7 K
C240
6 8 0 P ( S L )
SL
+ 1 2 A
D G
R 2 8 5
1 0 0
+ 1 2 A
R 3 0 5
1 . 2 K
R 2 4 4
5 . 6 K
R 2 8 4
1 0 0
C223
47P(CH)
C 2 1 7
0 . 1 / 1 6
C 2 5 2
1 0 0 P ( S L )
R 2 3 4
6 8 0
9 0 2 Q
) K ( 4 0 7 2 D
R202 2.2
3 0 2 Q
) K ( 4 0 7 2 D
R 3 3 7
3 3 0
4 7 0
R 2 0 6
- 7 A
470K
R225
470K
R223
470K
R219
C 2 1 9
0 . 1 / 1 6
1 K
R 2 0 8
470K R218
R 2 9 2
1 0 0 K
R282
47K
R 2 8 3
1 0 0
R 2 3 0
2 2
I C 2 2
9 8
C298
no_use
- 1 2 A
8 0 2 Q
) K ( 4 0 7 2 D
7 6 2 R
K 0 1
R 2 7 0
1 0 K
C214
220P(SL)
C222
47P(CH)
470K
R224
R 2 5 3
1 0 K
R311
4.3K
1 0 / 1 6
C 2 2 5
I C 2 2
T C 7 4 V H C U 0 4 F T ( E L
3 4
R279
47K
C239
6 8 0 P ( S L )
R233
82
100K R220
C303
0.1/16
R 3 1 7
1 0 K
C302
0.1/16
F L
+ 1 2 A
5 0 2 Q
) K ( 4 0 7 2 D
C218
0.47
1 0 / 1 6
C 2 2 6
C 2 4 3
6 8 0 P ( S L )
R333
no_use
R275
47
K
C 2 4 9
1 0 0 P ( S L )
C294
no_use
C206
22P(CH)
J 2 0 3
470K
R222
R 3 2 4
1 0 K
R 3 1 4
1 P 8 2
1 K
R 2 0 3
R276
47K
S W _ M T
R 2 9 0
1 0 0
R334
no_use
R281
47K
C202
0.01(B)
100K
R303
R 3 0 4
1 . 2 K
R 2 7 4
1 0 K
C297
no_use
1 0 / 1 6
C 2 2 4
PS_PRT
J S R 1 1 6 5 - D
U202
VCC
1
G
2
OUT
3
J S R 1 1 6 5 - D
U201
VCC
1
G
2
OUT
3
8
+
8
8
4
4
-
4
V -
4
V +
8
I C 2 7
B A 4 5 6 0 F
3
2
1
I C 2 7
B A 4 5 6 0 F
5
6
7
3 2 C I
F 0 6 5 4 A B 5
6
7
I C 2 3
B A 4 5 6 0 F
3
2
1
4 2 C I
F 0 6 5 4 A B
5
6
7
I C 2 4
B A 4 5 6 0 F
3
2
1
I C 2 5
B A 4 5 6 0 F
5
6
7
I C 2 5
B A 4 5 6 0 F 3
2
1
R242
1.0
R 2 1 4
2 2 0
J201
C 2 4 4
0 . 0 4 7 / 1 0 0
C 2 5 3
6 8 0 0 P / 1 0 0
C 2 9 3
1 0 / 5 0
P J 2 2
M S P - 2 4 1 V 1 - 0 1 N I
G
DGND
VOL_SCK
- 7 A
+ 7 A
0 . 1 / 1 6
C 2 6 3
TUR
VOL_MOSI
0 . 1 / 1 6
C 2 3 0
TUL
R298 22K
R299
22K
D201
MTZJ6.8C
D202
MTZJ6.8C
D203 no_use
D204
no_use
C 2 3 6
1 0 / 5 0
C 2 5 7
1 0 / 5 0
C 2 5 5
1 0 / 5 0
C 2 3 2
1 0 / 5 0
C 2 6 2
1 0 / 5 0
C 2 3 1
1 0 / 5 0
C 2 5 8
1 0 / 5 0
C 2 3 5
1 0 / 5 0
C 2 3 4
1 0 / 5 0
C 2 3 3
1 0 / 5 0
C 2 5 6
1 0 / 5 0
C 2 6 1
1 0 / 5 0
C 2 8 2
1 0 / 5 0
C 2 8 0
1 0 / 5 0
C 2 8 3
1 0 / 5 0
C 2 8 5
1 0 / 5 0
C 2 8 4
1 0 / 5 0
C 2 8 1
1 0 / 5 0
C279
47/5
0
C278
47/50
R297
2.2
R291
2.2
R213
100K
R215
100K
R212
100K
R216
100K
R226
100K
R 2 5 7
1 2 K
R 2 5 1
1 2 K
R 2 5 2
1 2 K
R 2 5 9
1 2 K
R 2 5 5
1 2 K
R 2 5 6
3 K
R 2 6 5
3 K
R 2 5 8
3 K
R 2 6 2
3 K
R 2 6 3
3 K
R 2 6 4
3 K
R 3 2 3
0
R 3 2 6
0
R 3 1 9
0
R 3 2 7
0
R 3 2 0
0
P J 2 6
M S P - 2 4 6 V 1 - 0 1 N I
5
1
9
2
1 1
4
6
8
1 0
3
7
R310
0
R 3 1 8
0
I C 2 1
B D 3 4 7 4 K S 2
Y E 9 4 8 A 0
1
NC
2
OUTSW2
3
OUTC
4
OUTSW1
5
OUTSL
6
OUTSR
7
OUTFL
8
OUTFR
9
VEE
1 0
CL
1 1
DA
1 2
DGND
1 3
VCC
1 4
TNF1
1 5
BNF1
1 6
BOUT1
1 7
BOUT2
1 8
BNF2
1 9
TNF2
2 0
GND
2 4
C I N 1
2 3
S W 2 I N
2 2
N C
2 1
G N D
2 5
S W I N 1
2 6
S L I N 1
2 7
S R I N 1
2 8
F L I N 1
2 9
F R I N 1
3 0
G N D
3 1
A D C L
3 2
A D C R
3 3
G N D
3 4
S U B 1 R
3 5
S U B 1 L
3 6
G N D
3 7
I N R 1
3 8
I N L 1
3 9
I N R 2
4 0
I N L 2
6 4
S R I N 2
6 3
F L I N 2
6 2
F R I N 2
6 1
G N D
4 5
INR5
4 6
INL5
4 7
INR6
4 8
INL6
4 9
INR7
5 0
INL7
5 1
INR8
5 2
INL8
5 3
INR9
5 4
INL9
5 5
INR10
5 6
INL10
5 7
INR11
5 8
INL11
5 9
INR12
6 0
INL12
4 4
INL4
4 3
INR4
4 2
INL3
4 1
INR3
6 5
S L I N 2
6 6
S W I N 2
6 7
C I N 2
6 8
R E C R 5
6 9
R E C L 5
7 0
G N D
7 1
R E C R 1
7 2
R E C L 1
7 3
R E C R 2
7 4
R E C L 2
7 5
R E C R 3
7 6
R E C L 3
7 7
R E C R 4
7 8
R E C L 4
7 9
G N D
8 0
G N D
C292
47/50
C291
47/50
[ + 5 . 6 d B ]
6
DGND
5
ADL
AGND
16
AV1_D
A V 4
8
DGND
F_MT
A V 1
AGND AUXE
A V 2
10
+5D
AV4_D
A V 3
5
C_MT
S H I E L D E D
C O V E R
7
ADR
-12A
18
DA_SL
DA_C
L o c a t i o n : * 2 0 1 * 4 0 0
AV3_D
MIC
L o c a t i o n : * * 2 1 * * 4 0
DA_FL
S_MT
L o c a t i o n : T P 2 0 0
12
AGND
7
15
9
13
1 4
10
+12A
17
L
16
L
13
R
15
R
3
L
1
A V O U T
4
R
6
L
8
A V 5
L
W R 2 6 1 2 0
A U D I O O U T
R
AGND
DA_SW
A U D I O 2
AGND
A U D I O 1
AGND
V o l I C - 1 . 5 d B
DA_SR
[ + 4 . 9 5 d B ]
18
DA_FR
2
P R E - O U T
AGND
AV2_D
17
S W
3 9
R
14 14
AGND
2
11 11 12
AUXR AUXL
M A I N ( 1 )
t o O P E ( 4 )
AGND AGND AGND AGND
F r o m s h e e t 1
I C 2 1
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 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
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
IC22 : TC74VHCU04FT
Hex inverters
VCC
6A
5A
4A
6Y
5Y
4Y
GND
3Y
3A
2A
1A
2Y
1Y
1
2
3
4
5
6
7
14
13
12
11
10
9
8
IC23-25, 27: BA4560F-E2
Low noise dual operational amplifier
–
+
–
+
8 7 6 5
1 2 3 4
OUT1 + IN1 - IN1 V
EE
V
CC
OUT2 + IN2 - IN2
Ch1
Ch2
INL12 INR12 INL11 INR11 INL10 INR10 INL9 INR9 INL8 INR8 INL7 INR7 INL6 INR6 INL5 INR5 INL4 INR4 INL3 INR3
INL2
INR2
INL1
INR1
FRIN1
FLIN1
SRIN1
SLIN1
SWIN1
CIN1
N.C.
GND
SW2IN
GND
GND
GND
SUB1L
SUB1R
ADCR
ADCL
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Logic
Rec
Main
Sub1
ADC
Main R Main L
Main
Sub1
N.C.
OUTC
OUTSW
OUTSW1
OUTSL
OUTSR
OUTFL
OUTFR
CL DA
TNF1 BNF2
BOUT2 BOUT1
BNF1
DGND
TNF2
GND
VCC
VEE
MULTI1 INPUT
L output
STEREO INPUT
C
Volume
Multi1
Multi2
Mode
selector
Mode
selector
Mode
selector
Tone
SW1
Volume
Mixing
Gain
Front: -1.62dB
SW: -3.60dB
SL
Volume
SR
Volume
FL
Volume
FR
Volume
Volume
+32dB to -95dB/
0.5dB step
SW2
Volume
SWIN2
CIN2
INR15
INL15
INR16
SLIN2 INL14
FRIN2
FLIN2
SRIN2
INR13
INL13
INR14
INR16
MULTI2
INPUT
STEREO
INPUT
RECL1
RECR2
RECL2
RECR3
RECL3
RECR4
RECL4
GND
GND
GND
GND
RECR1
REC OUTPUT
RECR5
RECL5
-
+
-
+
Tone
-
+
- +
-
+
-
+
- +
-
+
-
+
-
+
-
+
IC21 : BD3474KS2
5.1 ch sound processor with built-in micro-step volume
to MAIN 1/3
to MAIN 1/3
to MAIN 1/3
MAIN (1)
SELECTOR
and E-VOLUME
AV 1 OPTICAL
OPTICAL
(TV)
COAXIAL
COAXIAL
(CD)
AV 2
AV 3
AV 4
AUDIO 1
AV OUT
AV 5
AUDIO 2
SUBWOOFER
PRE OUT
AUDIO
OUT
to MAIN 1/3
No replacement part available.
サービス部品供給なし
to OPERATION (4)_CB192
(RX-V375/HTR-3066)
(HTR-2866)
Page 101 B4
to OPERATION (4)_CB192
Page 103 B4
to OPERATION (4)_CB191
(RX-V375/HTR-3066)
(HTR-2866)
Page 101 B2
to OPERATION (4)_CB191
Page 103 B2
RX-V375/HTR-3066 HTR-2866