Yamaha RXV1065 - RX AV Receiver, Service Manual

Page: 126 / 166

A
1
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3
4
5
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8
9
10
B C D E F G H I J K L M N
RX-V1065/HTR-6280/AX-V1065
126
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ございます。
CB103
w109
W104A
W121B
W114
CB107
IC103
W125B
W123B
W122B
W120B
W124B
W126B
W126A
CB111 CB112
W121A
W125A
W123A
W122A
W120A
W124A
W105A
W101A
W102A
W103A
W111A
CB101
w110
IC101
IC102
W106
CB102
W104B
W105B
W101A
W102B
W103B
W116
CB104
W107
18.3
-18.9
0
0
18.3
0
12.0
0
-17.0
-11.8
0
0
-58.4
58.5
AC29.4
AC41.4
AC81.1
56.1
55.5
1.1
58.5
0.6
0
1.1
-0.4
-1.0
0
-0.4
-58.4
-0.4
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-55.9
0
0
58.2
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
3.4
0
0
58.5
0
58.0
58.5
1.1
0.6
58.5
0.6
0
1.1
-0.4
-1.0
0
-0.5
-58.4
-0.5
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-55.9
0
0
58.2
0
0
58.5
1.1
0.6
58.5
0.6
0
1.1
-0.4
-1.0
0
-0.5
-58.4
-0.5
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-55.9
0
0
58.2
0
0
58.5
58.5
58.5
1.1
0.6
58.5
0.6
0
1.1
-0.4
-1.0
0
-0.5
-58.4
-0.5
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-55.9
0
0
58.2
0
0
1.1
0.6
58.5
0.6
0
1.1
-0.4
-1.0
0
-0.4
-58.4
-0.4
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-56.0
0
0
58.2
0
0
1.1
0.6
58.5
58.5
0.6
0
-0.4
-1.0
0
-0.5
-58.4
-0.5
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-56.0
0
0
58.2
0
0
1.1
0.6
58.5
58.5
0.6
0
-0.4
-1.0
0
-0.5
-58.4
-0.5
1.1
-1.0
-1.0
-58.4
-55.4
-1.0
-59.9
-56.5
-56.0
0
0
58.2
0
0
1.1
0.6
56.5
-0.5
0
55.5
0
-0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0 -0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0 -0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0
-0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0 -0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0 -0.5
56.1
55.5
1.1
56.5
-0.5 0
55.5
0 -0.5
58.0 56.6
12.0
-11.8
12.0
0
0
-11.8
-11.8
12.0
58.5
53.3 -0.5
0
-57.2
-58.4
-50.3
-13.0
-0.4
0
-13.0
56.6
3.3
2.8
3.3
-0.4
-56.5
-12.0
-57.1
2.8
FRONT L
SURROUND
BACK L
SURROUND L
CENTER
COMMON (GND)
IC102 : KIA7912PI
Voltage regulator
Q28 Q17
Q18
Q19
Q20
Q31
Q23
Q21
Q22 Q24
Q25
Q26 Q27
Q10
Q11
Q14
Q15
Q16
Q27-1
Q26-1
Q12 Q13
Q8
Q9
Q2
Q7
Q4
Q5
Q6
Q3
Q29
Q30
R0
R1
R2
R14 R17
R19
R20
R21
R22
R23
R24
R25
R26
R3
R4 R5 R6
R10
R11
R12 R13
D4
R9
R7
R8
C2 C1
R16
R15 R18
1
OUTPUT
INPUT
3
2
IC101 : NJM7812FA
Voltage regulator
INPUT
OUTPUT
COMMON
MAIN (6)
MAIN (5)
MAIN (4)
MAIN (2)
MAIN (1)
MAIN (3)
R, L models
R, L models
VOLTAGE
SELECTOR
POWER
TRANSFORMER
VOLTAGE SELECTOR
230-240V
220V
110V
120V
1-2/5-6
2-3/6-7
3-4/7-8
4-5/8-1
to MAIN 2/2
to MAIN 2/2
to DIGITAL_CB22
Page 120 D2
to VIDEO (1)_CB342
Page 129 A4
to VIDEO (1)_CB340
Page 129 A5
to VIDEO (1)_CB343
Page 129 A5
to VIDEO (1)_CB344
Page 129 A6
to VIDEO (2)_CB378
Page 130 C7
to VIDEO (1)_CB346
Page 129 A6