Yamaha HTR-8063, Service Manual

Page: 136 / 185

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-V1067/HTR-8063/RX-A1000
136
FUNCTION 2/2
★
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。
CB781 W781A
JK781
IC781 IC781
IC781
CB801 CB802
CB810
CB810
CB810
CB810
CB804 CB805 W802 W801 CB806
IC781
IC781
IC781 IC782
IC782
IC782 IC782 IC782 IC782
W782A
IC801
IC811
IC812 IC813 IC814 IC815
IC816 IC816
IC801
IC802
IC802
IC802
IC803
IC803
W803
W781B
W782B
CB809 CB810
CB811
FL SL SBL C/SW
ANALOG IN
DIGITAL IN
DIGITAL IN
0
0
0
0
0
5.0 5.0
0 0 0 0 0 0 0 0 0
0.4 0.4 0.4
5.0
0
3.3
1.7 1.7 1.2 1.7
0
1.3 1.3 1.3 1.3 1.7 1.7
1.7
0
0 0
1.2
5.0
0 0
3.3 3.3 3.3 3.3
3.2 3.2
0 0 0
0 0 0
0
0.2
0.2
0 0 0 0 0 0 0 0
0 0
0 0 0 0 0 0 0 0 0
0
3.3
3.3
-3.2
12.2
-12.1
5.0
5.0
-12.1
12.2
5.2
4.2 0.2 4.2
0.4
0.4
0.4
4.2
4.2
0.2
5.0
5.0
5.0
5.0
0
0
2.0
2.0
0.5 0.5
2.5
2.5
4.8
0 4.8 4.2 0 4.8 0.2 4.8 0 0 0
0 0
4.8 4.8 4.8
4.8
2.5
2.0
0.5
1.5
1.5
1.7
1.7
0
0
0
0 0
0
12.2
0
0
0
3.3
0 0
0
3.3
0
-3.2
0
0
3.3
0 0
0
0
5.2
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 0
-12.1 -12.1 12.2 12.2
0 0
2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.6 2.5 2.5 0 0 0 0 0 0
0.4 0.4 4.2
4.2 0.4 5.0
0.2
5.0 5.0 5.0
0
0
12.2
-12.1
3.3
-12.1
1.6
3.1
3.1
3.1
5.2
0
2.6
2.6
3.3
3.3
1.7
1.7
1.7
1.3
3.2
3.1
0
0
5.2
2.6
2.6
2.6
0
3.1
3.1
3.1
5.2
0
2.6
2.6
3.3
3.3
1.7
1.7
1.7
1.3
3.2
3.1
0
0
5.2
2.6
2.6
2.6
0
3.1
3.1
3.1
5.2
0
2.6
2.6
3.3
3.3
1.7
1.7
1.7
1.3
3.2
3.1
0
0
5.2
2.6
2.6
2.6
0
3.1
3.1
3.1
5.2
0
2.5
2.5
3.3
3.3
1.7
1.7
1.7
1.3
3.2
3.1
0
0
5.2
2.6
2.6
2.6
0
0
3.1
0
4.8
0 0
4.8 4.2
0
4.8
4.8
0
0 0 0
0 0
3.3
1.7
2.6 5.0 5.2
0 0
0
3.1
3.1
1.2
1.7 3.1 1.6
IC801, 803 : NJM4565M
Dual operational amplifier
8
2, 6
3, 5
1, 7
4
V+
–INPUT
+INPUT
V–
OUTPUT
IC802 : FHP3350IM14X
Triple voltage feedback amplifier
1
2
3
4
5
6
7 8
14
13
12
11
10
9
NC or DISABLE1
NC or DISABLE2
NC or DISABLE3
+Vs
+IN1
-IN1
OUT1 OUT3
OUT2
-IN3
+IN3
+IN2
-IN2
-Vs
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
V
IN
L
V IN R
V
REF
1
V
REF
2
V
CC
AGND
PDWN
BYPAS
TEST
LRCK
MODE1
MODE0
FMT1
FMT0
OSR
SCKI
V
DD
DGND
DOUT
BCK
IC811 : PCM1803DBR
Stereo A/D converter
BCK
V
IN
L
Reference
V REF 1
V
REF
2
V
IN
R
Delta-Sigma
Modulator
Delta-Sigma
Modulator
x 1/64, x 1/128
Decimation
Filter
With
High-Pass Filter
Power Supply
AGND V
CC
V
DD
DGND
Clock and Timing Control
Serial
Interface
Mode/
Format
Control
LRCK
DOUT
FMT0
FMT1
MODE0
MODE1
BYPAS
OSR
PDWN
SCKI
TEST
IC781, 782 : TC74VHCU04FT
Hex inverters
VCC
6A
5A
4A
6Y
5Y
4Y GND
3Y
3A
2A
1A
2Y
1Y
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VCC 1Y 3A 2Y
8 7 6 5
1 2 3 4
1A 3Y 2A GND
IC810 : TC7WH04FU
Triple inverter
2
1
3
5
20
24
23
22
21
4
17
19
18
Clock Manager
Control Interface
(SPI/I
2
C/Hardware)
Audio Interface
14
13
9
8
10
16
15
6
7
BCK
LRCK
DIN
SCKI
MODE
RST
AMUTEI
ZERO1
ZERO2/AMUTEO
ADR5/ADR1/RSV
MS/ADR0/RSV
MC/SCL/FMT
MD/SDA/DEMP
Interpolation
Filter
Power Supply
and
Common Voltage
VCOM VCOM
VOUTL-
VOUTL+
VOUTR+
VOUTR-
VCC1
AGND1
VCC2
AGND2
VDD
DGND
DAC
(Right Ch)
DAC
(Left Ch)
Digital Altenuation
Digital Mute
De-Emphasis
12
11
IC812-815 : PCM1789PWR
24-bit, 192 kHz sampling, enhanced multi-level Δ∑,
stereo, audio digital-to-analog converter
FUNCTION (3)
FUNCTION (2)
HTR-8063 RX-A1000 RX-V1067
AV 1
COAXIAL
SIRIUS AV 2
COAXIAL
AV 3
OPTICAL
AV 4
OPTICAL
AUDIO 1
OPTICAL
AUDIO 2
COAXIAL
AV
OUT
2 ch ADC
2 ch DAC 2 ch DAC 2 ch DAC
2 ch DAC
to FUNCTION (1)_CB701
Page 135 B3
to DIGITAL (1)_CB917
Page 132 L2
to DIGITAL (1)_CB918
Page 132 L3
to DIGITAL (1)_CB920
Page 132 L5
to DIGITAL (1)_CB944
Page 134 A4
to OPERATION (2)_CB452
Page 137 I2
to VIDEO (2)_W3503
Page 142 H5
to VIDEO (1)_CB304
Page 140 M8
to NET_CB505
Page 144 I3
to FUNCTION (1)_CB702
Page 135 B4
to FUNCTION (1)_CB703
Page 135 B5
DRAFT