Yamaha RX-V463, Service Manual

Page: 95 / 122

W501
W502
W503
W506
CB502
W505A W505B
W504A W504B
IC502
IC501
IC503
CB501
A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
RX-V463/HTR-6140/DSP-AX463
95
★
All voltages are measured with a 10M
Ω
/V DC electronic voltmeter.
★
Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
★
Schematic diagram is subject to change without notice.
MAIN 1/2
AC48.2
AC64.9
0.3
-43.4
-43.1
3.1
2.5
43.2
42.5
2.4
-43.1
0
-42.3
-42.3
2.4
2.8
43.2
43.2
-42.9
-42.9
-43.5
-43.4
0.3
0
3.3
-12.1 0
0
-12.1
0
0
-12.1
0
0
-12.1 0
0
-12.1 0
0
-42.3
-43.6
43.8
0 0 0 0
43.2
0 0 0 0
1.6
0 0 0 0 0 0
-42.3
-43.6
43.8
0 0 0 0
43.2
0 0 0 0
0.7
0 0
3.3
-12.1
3.3
3.3
-12.1
3.3
3.3
-12.1
0
0
43.8
0
0
43.6
43.7
0
0
0
43.6
0
0
0
0
43.6
0
0
43.6
0
0
43.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 3.3
0
11.8
-12.2
-12.2
0
0
11.6
11.7
0
3.3
0
11.6
-12.2 -12.2
0
0
3.3
-30.8
-31.4
-10.7
0
11.6
-12.2
11.8
-12.4
11.6
0
-12.4
11.6
0
-37.0
-31.4
0
11.8
11.6
-12.2
11.6
11.6
0
-43.6
11.7
11.6
-12.1
-12.1
-12.1
11.7
0
0
0
0
43.8
0
-43.0
-43.0
0
SURROUND L
SURROUND L
CENTER
CENTER
FRONT L
FRONT L
IC502 : STK433-130-E
2-channel AF power amplifier, stand-by circuit built-in
SUB
9 7 13 6 4 5 10
2
1
12
11
+
–
+
–
14
15
8
3
Pre Driver
CH1
Pre Driver
CH2
Bias Circuit
IC501 : STK433-330-E
3-channel AF power amplifier, stand-by circuit built-in
SUB
Pre
Driver
CH1
+
–
Pre
Driver
CH2
MONO IC
Bias Circuit
Pre
Driver
CH3
9 5 4 6 7 10 13 14151617 19 18
3
8
11
12
1
2
+
–
+
–
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
to MAIN 2/2
CENTER
FRONT A
FRONT B
SPEAKERS
to OPERATION (3)_CB601
Page 93 A5
to OPERATION (2)_CB701
Page 94 B7
to VIDEO (4)_CB351
Page 98 H2
to VIDEO (4)_CB352
Page 98 H4
To POWER TRANSFORMER