Yamaha RX-V1065 Service Manual page 126

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