Yamaha HTR-3063, Service Manual

Page: 85 / 105

A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
85
MAIN 1/3
RX-V367/HTR-3063
★
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.
W1
CB2
CB3
W2
IC1
IC2
CB1
FRONT L
CENTER
SURROUND L
52.8
0
1.7
3.3
54.2
0
0
0
0
53.8
0
0
0
5.1
0
53.8
0
0
0
0
0
0
0
0
53.8
0
0
0
0
53.8
53.1
53.7 53.8
-53.4
0
0
0.4
-52.8
-53.8
-53.8
-52.8
-53.8
-53.6
-53.6
3.3
39.1
2.7
2.7
3.3
53.7
53.8
54.1
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
-11.7
0.8
3.3
3.3
3.4
-54.0 -54.2
0
53.7 0 0
0 0 0 0
0.7
0 0
0
52.8
-54.0 -54.2
0 0 0 0
53.7
0 0 0 0 0
1.7
0 0 0 0
0
0
0
0
0
0
3.3
0
0
0
0
0
0
0
0
0
12.1
-11.8
1.7
-38.6
0
0
0
0
0
0
0
0
0
0
0
0
3.4
0
-11.8
12.1
-11.8
-11.8
-11.8
11.9
11.9
11.9
12.1
-11.9
0
0
3.3
0
0
0
-11.9
-11.8
12.1
-11.9
0
3.3
0
0
-11.9
-11.8
12.1
-11.9
0
3.3
0
0
-38.6 -52.3
-39.2
-39.2
0
-52.3 0
54.2
0
-54.0
0
0
11.9
11.9
-11.8
-11.8
-11.8
12.1
0
AC41.1
AC80.0
IC2 : STK433-130Y-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
IC1 : STK433-330Y-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 14 15 16 17 19 18
3
8
11
12
1
2
+
–
+
–
MAIN (1)
SPEAKERS
FRONT
CENTER
SURROUND
SPEAKERS
To MAIN 2/3
To MAIN 2/3
to OPERATION (5)_CB166
Page 83 B4
to DIGITAL_CB222
Page 80 F2
to OPERATION (2)_CB134
Page 84 B10
To POWER TRANSFORMER