Yamaha RX-V767, Руководство по обслуживанию

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A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
MN
123
MAIN 2/2
RX-V767/HTR-7063/RX-A800
★
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。
IC153
CB152
CB153 CB154 CB155
CB158
W115
IC152 IC152
IC152
IC152
IC152 IC152
W111B
IC153
IC154 IC154
W115
W117A
W117B
CB157
W113
CB156
W113
FR
ONT L
CENTER
SURR
OUND
B
A
CK L
SURR
OUND L
SUB
W
OOFER
ANAL
OG IN
ANAL
OG IN
DIGIT
AL IN
0.3
0
5.0
4.2
0
5.0
5.0
0.4
0
5.0
2.5
2.5
4.9
0
4.9
2.1
2.1
4.5
0
0 0 0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
-6.9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0 0 0 0 0 0 0 0 0 0
7.0
0.2 0.2 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
0 0 0 0 0
12.0 -11.7
-11.6 -11.6 -11.6
-11.6
0.3 0.4 4.5 4.2
0
0.8
0
0
0.8
0
0
0.8
0
0
0.8
0
7.0
12.0
-11.9
0 0
-6.9
-11.6
0 0
0
11.6
0 0
0
-11.2
0 0
-11.5
0 0
-11.5
0 0
-11.6
0
0
-11.6
0 0
-11.6
0
0
-11.6
2.8
0
0
0
0.7
0
0
3.3
3.3
1.2
-11.6
-11.6
0 0
-11.5
0
0
-11.5
0 0
-11.5
0
0
-11.5
0 0
-11.5
0 0
-11.5
0 0
-11.6
0 0
-11.6
0 0
-11.6
0 0
-11.6
0 0
-11.6
0
0
IC154
: NJM4565M (TE1)
Dual operational amplifier
8 2, 6 3, 5
1, 7
4
V+
–INPUT +INPUT
V–
OUTPUT
IC1
53
: R2A1
5220FP
8-channel electr
onic v
olume with 1
1
input select
or and t
one contr
ol
51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 80
81
79
MUTE A VEE
ADCL
ADCR A
GND INR1 INR2 INR3 INR4 INR5 INR6 INR7 INR8 INR9 INL1 INL2 INL3 INL4 INL5 INL6 INL7 INL8 INL9
INR12
INL12
INL14
RECR3
RECL3
INL1 1/RECL5
INR13
INR14
INL13
FLIN1
FRIN1
CIN1
SWIN1
SLIN1
SRIN1
SBLIN1
SBRIN1
SBLC
SBL Pre-OUT
SBL OUT
INRA/RECR1
INLA/RECL1
INRB/RECR2
INR1
0/RECR4
INR1
0/RECL4
INR1
1/RECR5
INLB/RECL2
30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 1 2
FRC FR
OUT
FL
OUT
FLC CC COUT SW
OUT
SR
OUT
SL
OUT
SBR OUT SBR P
re-OUT
SL P
re-OUT
SR P
re-OUT
FL P
re-OUT
FR P
re-OUT
SBRC SWC SRC SLC A
GND
A
GND
A GND A
GND
A
GND
TREL TRER B
A
SSL2
B
A
SSR1
B
A
SSR2
B
A
SSL1
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
1
0
0
50
A
VEE
0/-6/-1
2/-1
8dB
AT
T
SUB
SUB2
0~95dB
,
-∞
(0.5dBst
ep)
MAIN
MAIN
MAIN
SUB
SUB
CLOCK
DA T A
DGND
SUBR1
SUBL1
SBLCIN
SBRCIN
FRIN2
FLIN2
SRIN2
SLIN2
SWIN2
SBRIN2
SBLIN2
SLCIN
SRCIN
SUBR2
SUBL2
AVC C
CIN2
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
MCU
I/F
AV
C
C
REC
T
one
T
one
Bass/T
re
b
le
-1
4~+1
4dB
(2dBst
ep)
+42~0dB
(0.5dBst
ep)
+42~0dB
(0.5dBst
ep)
+42~-95dB
-(0.5dBst
ep)
+42~-95dB
-∞(0.5dBst
ep)
+42~-95dB
-∞(0.5dBst
ep)
+42~-95dB
-∞(0.5dBst
ep)
+42~-95dB
-∞(0.5dBst
ep)
+42~-95dB
-∞(0.5dBst
ep)
Bass/T
re
b
le
-1
4~+1
4dB
(2dBst
ep)
0~-95dB
,
-∞
(0.5dBst
ep)
Bypass
Bypass
T
one+MIX
T
one+MIX
T
one
T
one
IC152
: TC74VHCU04FT
Hex inverters
VC
C
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
AV 1
OPTICAL
AV 2
COAXIAL
AV 3
COAXIAL
(CD)
AV 4
OPTICAL
(TV)
FRONT
SURROUND
SUBWOOFER
CENTER
FRONT
SURROUND
SUR.BACK
SUBWOOFER 1
SUBWOOFER 2
CENTER
SUR.BACK
AV 5
AV 6
AV OUT
AUDIO1
AUDIO OUT
ZONE2 OUT
AUDIO2
MULTI CH INPUT
PRE OUT
MAIN (1)
To MAIN 1/2
to DIGITAL (1)_CB907
Page 118
I9
to OPERATION (2)_CB451
Page 121
B9
to OPERATION (2)_CB452
Page 121
D9
to OPERATION (2)_CB454
Page 121
Page 123
E9
to OPERATION (2)_CB455
Page 121
F9
to MAIN (1)_CB157
H4
to MAIN (1)_CB158
C7
Page 123