Yamaha RX-V767, Руководство по обслуживанию

Страница: 122 / 164

A
1 2 3 4 5 6 7 8 9
10
BCD
E
F
G
H
I
J
K
L
M
N
RX-V767/HTR-7063/RX-A800
122
MAIN 1/2
★
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。
W107
W108
W116
W109
CB103
W103A
W110 CB101
IC101 IC102
W112C W112A
W112B W112D
CB102
W102A W101A W105A W104A
W104B W105B W101B W102B W103B
CB107
W114
IC103
CB104
W121B W125B W123B W122B W120B W124B
W126B W126A
CB111
CB112
W121A W125A W123A W122A W120A W124A
FR
ONT L
CENTER
SURR
OUND
B
A
CK L
SURR
OUND L
0
0
55.5
54.5
55.0
-0.5
-0.5
1.1
54.5
-0.4
-1.0
-1.0
1.1
0.5
59.7
59.4
59.8
59.7
1.1
0
0.5
-0.5
-1.0
-54.7
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0
0 0 0 0 0 0 0
0 0
0 0
0 0
0
0
3.3 0
0
0 0
0 0
0 0
0 0 0 0 0 0 0 0
0 0
59.7
-0.4
-1.0
1.1
-1.0
1.1
0.6 59.7
59.4
1.1
0
0.6
-0.5
-0.5
0.6
-1.0
-54.7
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
-0.4
-1.0
1.1
-1.0
1.1
0.6 59.7
59.4
1.1
0
0.6
-0.5
-0.5
0.6
-1.0
-54.7
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
-0.4
-1.0
1.1
-1.0
1.1
0.6 59.7
59.4
1.1
0
0.6 -0.5
-1.0
-54.8
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
0
0.5 0.5
0
55.5
54.5
55.0
-0.5
-0.5
1.1
54.5
0
0
55.5
54.5
55.1
-0.5
-0.5
1.1
54.5
0
0
55.5
54.5
55.1
-0.5
-0.5
1.1
54.5
-0.4
-1.0
1.1
-1.0
1.1
0.5 59.7
59.4
1.1
0
0.5 -0.5
-1.0
-54.6
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
0
0
55.5
54.5
55.1
-0.5
-0.5
1.1
54.5
-0.4
-1.0
1.1
-1.0
1.1
0.6
59.7
59.4
1.1
0
0.6 -0.5
-1.0
-54.6
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
0
0
55.5
54.5
55.1
-0.5
-0.5
1.1
54.5
-0.4
-1.0
1.1
-1.0
1.1
0.6 59.7
59.4
1.1
0
0.6 -0.5
-1.0
-54.6
-55.2 -55.8
-0.5
0
-59.6
-59.6
-55.2
-1.0
0
0
0 0
59.7
0
0
55.5
54.5
55.1
-0.5
-0.5
1.1
54.5
1.6
1.6
0
0
0
59.8
-59.6
0
18.4
0
0
-18.7
12.0
0 0
18.4
-11.7
-16.9
12.0
12.0
12.0
0
-11.7
-11.7 -11.7
-11.7
55.5
-0.5
-55.8
-0.5
0
55.5
2.8
56.9
3.3
-0.5
3.3
0
-13.1
-12.6
-13.1
-51.3
59.3
58.7
3.3
-56.4
-59.6
-56.4 0
2.8
0 0 0 0
0 0
18.4 -11.7
0
12.0
0 0
3.4
3.4
0
AC87.3
AC40.3
AC28.8
COMMON (GND)
IC1
02
: KIA791
2PI
V
olt
age r
egulat
or
Q28
Q1
7
Q1
8
Q1
9
Q20
Q31
Q23
Q21
Q22
Q24
Q25
Q26
Q27
Q1
0
Q1
1
Q1
4
Q1
5
Q1
6
Q27
-1
Q26-1
Q1
2
Q
1
3
Q8
Q9
Q2
Q7
Q4
Q5
Q6
Q3
Q29 Q30 R0
R1
R2
R1
4
R1
7
R1
9
R20
R21
R22
R23 R24 R25
R26
R3
R4
R5
R6
R1
0
R1
1
R1
2
R1
3
D4
R9
R7
R8
C2
C1
R1
6
R1
5
R
1
8
1
OUTPUT INPUT
3 2
IC
101
:
NJM781
2F
A
V
olt
age r
egulat
or
INPUT OUTPUT COMMON
MAIN (6)
MAIN (1)
MAIN (2)
MAIN (4)
MAIN (3)
To MAIN 2/2
To MAIN 2/2
POWER
TRANSFORMER
R, L models
MAIN (5) U, R, T, K, A, B, G, F, L, J models
R, L models
VOLTAGE
SELECTOR
V
O
LT
A
GE SELECT
OR
230-240V
220V 11
0
V
1
20V
1-2/5-6
R, L models R, L models R model R model
2-3/6-7
3-4/7
-8
4-5/8-1
to VIDEO (1)_CB342
Page 125
B6
to VIDEO (1)_CB343
Page 125
B6
to VIDEO (1)_CB340
Page 125
B7
to VIDEO (1)_CB344
Page 125
B7
to DIGITAL (1)_CB911
Page 118
J9
to VIDEO (1)_CB346
Page 125
B8
to VIDEO (2)_CB378
P
age 126
D7