Circuit Diagrams - Yamaha RX-V385 Service Manual

A B C D E

CIRCUIT DIAGRAMS

DIGITAL 1/6
4
H D M I I N - 4 H D M I I N - 3
C B 1 C B 2
Z D 5 3 4 3 0 D C 1 R S 1 9 J A X R 1 9 0 Z D 5 3 4 3 0
1 2 2
2 3
1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 2 3 4 5 6 7
D G N D D G N D
2
5 4 3 2 1
5 4 3 2 1 5
5 4 3 2 1 5 4 3 2 1
6 7 8 9
6 7 8 9 6 7 8 9 6 7 8 9 6
Q 1
3
R 8
1 0 0 1 0 0
1 K
C 4 0 8 1 U B T L R
Q 2
D G N D
D T C 0 1 4 E U B T L
4 D G N D
5
R X 3 P 5 V _ 1
R X 2 P 5 V _ 2
R X 1 P 5 V _ 3
R X 0 P 5 V _ 4
6 H D M I _ N _ I N T
7 R X 3 S D A _ 1
R X 3 S C L _ 1
R X 2 S D A _ 2
R X 2 S C L _ 2
8
9
10
R X 1 S D A _ 3
R X 1 S C L _ 3
R X 0 S D A _ 4
11
R X 0 S C L _ 4
+ 1 . 1 H
L 1 B L M 2 1 P G 6 0 0 S N 1 D
N O T I C E
( m o d e l )
J J A P A N
U U . S . A
C C A N A D A
R G E N E R A L
12 T C H I N A
K K O R E A
A A U S T R A L I A
B B R I T I S H
G E U R O P E A N S T A N D A R D
L S I N G A P O R E
E S O U T H E U R O P E
V T A I W A N
13 F R U S S I A N
P L A T I N A M E R I C A
S B R A Z I L
H T H A I
R E S I S T O R
14
C A P A C I T O R
R E M A R K S P A R T S N A M E
R E M A R K S P A R T S N A M E
N O M A R K C A R B O N F I L M R E S I S T O R ( P = 5 )
N O M A R K E L E C T R O L Y T I C C A P A C I T O R
C A R B O N F I L M R E S I S T O R ( P = 1 0 )
S O L I D E L E C T R O L Y T I C
M E T A L O X I D E F I L M R E S I S T O R
N O M A R K C E R A M I C C A P A C I T O R
M E T A L F I L M R E S I S T O R
C E R A M I C T U B U L A R
M E T A L P L A T E R E S I S T O R
P O L Y E S T E R F I L M C A P A C I T O R
F I R E P R O O F C A R B O N F I L M R E S I S T O R
P O L Y S T Y R E N E F I L M
C E M E N T M O L D E D R E S I S T O R
15 M I C A C A P A C I T O R
S E M I V A R I A B L E R E S I S T O R
P P O L Y P R O P Y L E N E F I L M
C H I P R E S I S T O R
S E M I C O N D U C T I V E C E R A M I C C A P A C I T O R
P O L Y P H E N Y L E N E S U L F I D E
S
C A P A C I T O R
16
17
Details of colored lines
Red / full line: Power supply (+)
Red /dashed line: Power supply (-)
Orange: Signal detect
Yellow: Clock
18
Green: Protection detect
Brown: Reset signal
Blue: Panel key input
19
★ 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.
F G H I J
HDMI (HDCP2.2)
3 2
H D M I I N - 2
C B 3
D C 1 R S 1 9 J A X R 1 9 0 Z D 5 3 4 3 0 D C 1 R S 1 9 J A X R 1 9 0
2 1
2 0
8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9
D G N D D G N D
5 4 3 2 1 5 4 3 2 1
4 3 2 1 5 4 3 2 1
5 4 3 2 1
6 7 8 9 6 7 8 9
7 8 9 6 7 8 9 6 7 8 9
Q 3 Q 5
R 2 3 R 4 8
1 0 0 1 0 0
1 K 1 K
C 4 0 8 1 U B T L R C 4 0 8 1 U B T L R
Q 4 Q 6
D G N D D G N D
D T C 0 1 4 E U B T L D T C 0 1 4 E U B T L
D G N D D G N D
D G N D
+ 3 . 3 H
C 9
2 2 / 6 . 3
C 1 0
1 0 0 0 P ( B )
D G N D D G N D D G N D D G N D
+ 1 . 1 H
C 1 1
2 2 / 6 . 3
C 1 2
1 0 0 0 P ( B )
A V D D 3 3 R X
A V D D 1 1 R X
C 1 8
2 2 / 6 . 3
C 1 9
2 2 / 6 . 3
C 2 0
2 2 / 6 . 3
R X 0 P 5 V
7 3
R X 3 S D A
7 4
R X 3 S C L
7 5
R X 2 S D A
7 6
0 . 1 / 1 0 R X 2 S C L
7 7
V D D 1 1
C 2 1 7 8
A V D D 3 3 R X 1
7 9
0 . 1 / 1 0 P 1 R X C M
8 0
HDMI
P 1 R X C P
8 1
C 2 2
A V D D 1 1 R X 1
8 2
RECEIVER/TRANSMITTER
0 . 1 / 1 0 P 1 R X 0 M
8 3
P 1 R X 0 P
8 4
C 2 3
A V D D 1 1 R X 1
8 5
0 . 1 / 1 0 P 1 R X 1 M
8 6
I C 1
P 1 R X 1 P
C 2 4 8 7
A V D D 1 1 R X 1
8 8
Y H 5 2 7 A 0
P 1 R X 2 M
8 9
P 1 R X 2 P
M N 8 6 4 7 8 8 A
9 0
0 . 1 / 1 0 V S S
9 1
C 2 5 A V D D 3 3 R X 0
9 2
0 . 1 / 1 0 P 0 R X C M
9 3
P 0 R X C P
9 4 D G N D
C 2 6
A V D D 1 1 R X 0
9 5
0 . 1 / 1 0 P 0 R X 0 M
No replacement part available.
9 6
P 0 R X 0 P
9 7
C 2 7
サービス部品供給なし
A V D D 1 1 R X 0
9 8
0 . 1 / 1 0 P 0 R X 1 M
9 9
P 0 R X 1 P
C 2 8 1 0 0 L P S A 1 L P S A 0
A V D D 1 1 R X 0
1 0 1
L L
P 0 R X 2 M
1 0 2
P 0 R X 2 P L H
1 0 3
V S S
1 0 4 H L
R X 1 S D A
1 0 5
H H
R X 1 S C L
1 0 6
R X 0 S D A
1 0 7
R X 0 S C L
1 0 8
V D D 1 1
1 0 0 P ( C H )
C 3 3
R 3 3
1 M
C 4 1
E P S O N
F A - 2 3 8 0 . 1 / 1 0
X L 1
C 4 0
3 4
1 0 / 1 0
D G N D D G N D D G N D D G N D 2 1
2 7 . 0 0 0 M H Z
D G N D
D G N D
C A P A C I T O R
C A P A C I T O R
C A P A C I T O R
C A P A C I T O R D G N D
F I L M
RX0-3P5V
HDMI IN0
HDMI IN1
HDMI IN2
HDMI IN3
RX0-3SCL
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
RX0-3SDA
● ⚠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。
K L M N O P
HDMI OUT (HDCP2.2)
1
ARC
(BD/DVD)
H D M I I N - 1 H D M I O U T
C B 4 C B 5
Z D 5 3 4 3 0 D C 1 R S 1 9 J A X R 1 9 0 Z D 5 3 4 3 0 D C 1 R S 1 9 J A X R 1 9 0
1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 2 3 4 5 6 7 8 9 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9
D G N D
5 4 3 2 1
D G N D
5 4 3 2 1 5 4 3 2 1
5 4 3 2 1 5 4 3 2 1
6 7 8 9
5 4 3 2 1
6 7 8 9 6 7 8 9 6 7 8 9 6 7 8 9
6 7 8 9
Q 7
R 6 1
1 K
C 4 0 8 1 U B T L R
Q 8
D G N D
D T C 0 1 4 E U B T L
D G N D
1 0 0
D G N D
D G N D
C 4 9
1 0 0 0 P ( B )
2 2 / 6 . 3
C 5 0
D G N D
0 . 1 / 1 0
0 . 1 / 1 0
C 5 1 V D D 3 3
0 . 1 / 1 0
C 4 6
0 . 1 / 1 0
C 5 2
0 . 1 / 1 0
C 4 7
C 4 8
C 5 3
0 . 1 / 1 0
1 0 0 0 P ( B )
C 5 4
C H 1 A L R C L K
3 6
C H 1 A S D 0
3 5
V D D 1 1
3 4
V S S
3 3
P 0 T X C M
3 2
A V D D 1 1 T X
3 1
P 0 T X C P
3 0
P 0 T X 0 M
2 9
A V D D 3 3 T X
2 8
P 0 T X 0 P
2 7
P 0 T X 1 M
2 6
A V D D 1 1 T X
2 5
P 0 T X 1 P
2 4
P 0 T X 2 M
2 3
A V D D 1 1 T X
2 2
P 0 T X 2 P
2 1
V D D 1 1
2 0
V S S
1 9
A V D D 1 1 T X
1 8
A V D D 3 3 T X
1 7
A V D D 1 1 T X
1 6
V D D 1 1
1 5
V S S
1 4
N I R Q A 0
1 3
N O S D I R Q
1 2
+ 3 . 3 H
D 7
1 1
D 6
1 0
V S S S V D D
I 2 C a d d 9
O E
D 5
8
0 x 1 0
D 4
7
0 x 4 0 D 3
6
D 2
0 x 7 0 5
D 1
4 V S S
0 x A 0
D 0
3
T X 0 H P D
2
T X 0 S D A
1
D G N D
B L M 1 5 P D 6 0 0 S N 1 D
A V D D 3 3 T X L 7
+ 3 . 3 H
B L M 2 1 P G 6 0 0 S N 1 D L 1 0
A V D D 1 1 T X
+ 1 . 1 H
R 5 2
1 0 0 X 4
H R X _ S D 3 / D R 0 / S P F
H R X _ S D 2 / D L 1
H R X _ S D 1 / D R 1
H R X _ S D 0 / D L 0 + 3 . 3 H
H R X _ M C L K
H R X _ S C K 0 / D D C K
H R X _ W S 0 / D L 2
1 0 0 X 4
R 5 3
H D M I _ N _ R S T
H D M I _ S D A
H D M I _ S C L
H D M I _ N _ I N T
H D M I _ S P I _ N _ C S
H D I N _ H P D 1
t o 0 0 2 . s h t
H D M I _ S P I _ M I S O
H D I N _ H P D 2
( C P U )
H D M I _ S P I _ M O S I
H D I N _ H P D 3
to DIGITAL 2/6
H D M I _ S P I _ S C K
H D I N _ H P D 4
IC1: MN864788A
HDMI selector switch
27MHz
8-bits
NRESET
27MHz
SPI I/F
REC656
5V
CLK
OSD
Detect SPI SPI CEC CEC
(PLL)
RAM (memory) (host)
HDCP HDCP
480i/p OSD
Key
Key
Gen0
ARC0 TX0ARCIN
M 4K2K M
M
U U
Scaler
RX TX U HDMI OUT0
X Overlay X
Video LINK0
TMDS LINK0 X
RX M
Audio U
SW
X
HPD TX0HPD
Audio
ARC Configulation I2C TX0SCL
0 DDC
MUX Registers Host0 TX0SDA
DDC
SPDIF, DSD SPDIF HSCL0 NIRQ1
4xI2S(8ch) I2S(2ch) HSDA0 NIRQA0
400kHz NOSDIRQ
Q R S T U V
S T 1
D G N D A R C c i r c u i t
1 0 0
C 6 7 ( 0 . 5 % )
1 / 2 5
R 8 6 R 8 8
+ 3 . 3 H
n o _ u s e
n o _ u s e
1 / 2 5 n o _ u s e
R 1 0 6
C 6 8 R 8 7 ( 0 . 5 % )
I C 5
I C 5 8 V +
D G N D A Y A Y
C 7 5 R 9 8 6 2 3 5 R 1 1 1
I C 5
4
A I C 5 Y V -
I C 5
D G N D 1 7
e A R C u s e o n l y R 1 0 8
1 0 0
D G N D
F r o m 0 0 5 . s h t
M a x 9 0 m A
( P O W E R )
+ 5 H T B L M 1 5 P D 6 0 0 S N 1 D L 1 9
to DIGITAL 5/6 L 1 5 B L M 1 5 P D 6 0 0 S N 1 D
R B 5 0 1 V M - 4 0
R 6 8
L 1 7
1 . 8 K B L M 1 5 P D 6 0 0 S N 1 D
D 1 8
R 6 9
1 . 8 K
L 1 8
e A R C u s e o n l y
1 4 B L M 1 5 P D 6 0 0 S N 1 D
+ 3 . 3 H R 1 1 2
2 I C 8
1 0 0
+ 3 . 3 H
7 4 L V C 1 G 0 8 G W 0 . 1 / 1 0 C 8 0
I C 8 V +
C 9 1
5
3 D G N D J 4 0 . 0 1 / 1 6 ( B )
D G N D D G N D V -
1 0 K I C 8 n o _ u s e
R 7 3 D G N D
R S V D L R E S E T _ N
1 2 4
R 1 1 3 C I 2 C A / G P I O [ 0 ] I N T
2 2 3
1 0 0
G P I O [ 1 ] C S C L
3 2 2
G P I O [ 2 ] C S D A
4 2 1
G P I O [ 3 ] C V C C 1 2
5 2 0
C V C C 1 2 G N D
6 1 9
G N D M U T E R 1 1 4
7 1 8
1 0 K X 4
D G N D 1 0 0
R 8 4 M C L K S P D I F
8 ARC/eARC 1 7
+ 3 . 3 H
D G N D
C 8 6 C 9 0
0 . 0 1 / 1 6 ( B ) 0 . 0 1 / 1 6 ( B )
0 . 1 / 1 0
0 . 1 / 1 0
C 7 1 C 7 9
+ 3 . 3 H
L 1 4 R 9 6
B L M 1 5 P D 6 0 0 S N 1 D
3 3 X 4
R 9 7
D G N D 3 3 X 4
D G N D
T o 0 0 2 . s h t
C E C
( C P U )
I C 3
to DIGITAL 2/6
T C 7 M B L 3 2 5 7 C F K
R 7 6 2
1 0 0 4
3
A U P _ B C K
I C 3
D G N D
T C 7 M B L 3 2 5 7 C F K
R 7 7 t o 0 0 3 . s h t
5 1 0 K
7
1 0 0 6 R 8 2 ( D S P )
A U P _ W C K
to DIGITAL 3/6
I C 3
T C 7 M B L 3 2 5 7 C F K
R 7 8 1 1 1 0 K
1 0 0 9 1 0 R 8 3
A U P _ S D 0
I C 3
T C 7 M B L 3 2 5 7 C F K
1 2 1 4
1 3
t o 0 0 2 . s h t
D G N D + 3 . 3 H
A U P _ S E L
( C P U )
S E L E C T V C C
to DIGITAL 2/6
H R X _ M C L K 1 A S T
E A R C _ M C K 1 B 4 A H R X _ W S 0 / D L 2
R 9 3 1 Y 4 B E A R C _ W C K / D L 2
1 0 0
H R X _ S C K 0 / D D C K 2 A 4 Y R 9 9
1 0 0
E A R C _ B C K 2 B 3 A H R X _ S D 0 / D L 0
R 9 4
2 Y 3 B E A R C _ S D 0 / D L 0
1 0 0 G N D 3 Y R 1 0 0
1 0 0
C 7 6
0 . 1 / 1 0 ( B J )
S E L E C T V C C
H R X _ S D 1 / D R 1 1 A S T
E A R C _ S D 1 / D R 0 1 B 4 A H R X _ S D 3 / D R 0 / S P F
R 9 0 1 Y 4 B R 1 0 4 E A R C _ S D 3 / D R 1
1 0 0 1 0 0
H R X _ S D 2 / D L 1 2 A 4 Y
E A R C _ S D 2 / D L 1 2 B 3 A D S D _ R R
R 9 1 2 Y 3 B E A R C _ D R 2 / S P F
1 0 0 G N D 3 Y
C 7 7 1 0 0
R 1 0 5
0 . 1 / 1 0 ( B J )
/ S T S E L I / O
L L A Y
A V C C
L H B Y
B S T H X L
Y S E L E C T
G N D Y R 1 0 1
1 0 0
C 7 8
D G N D
0 . 1 / 1 0 ( B J )
+ 3 . 3 H I C 7
T C 7 W H 1 5 7 F K
A _ S i d e
T P 3 5
H D M I _ S D A
T P 3 6
H D M I _ S C L
T P 3 7
D G N D
D G N D
H A U _ N _ I N T
Q 9
H D M I _ N _ R S T
to DIGITAL 2/6
H D M I _ S D A
H D M I _ S C L t o 0 0 2 . s h t D T C 0 4 4 E U B T L
( C P U )
H D M I _ N _ I N T
D G N D
H D I N _ H P D 1
H D I N _ H P D 2
H D I N _ H P D 3
H D I N _ H P D 4
D I G I T A L 1 : H D M I
IC2: SII9437CNUC
eARC Receiver and transmitter
OTP
eARC_p (Utility)
I2C eARC_p (Utility)
eARC/ ARC
HDCP CMC_Tx eARC_n (HPD) /
Registers PHY eARC_n (HPD) /
ARC
Audio
ARC
Mute
Mute_in Capabilities
Control Data
To other
Modules
WS
MCLK
BCH Bi-phase
SD[0] Audio FIFO
mark Encoding
SD[1] In ENCODE
SD[2]
SD[3]
SPDIF IN SPDIF
PLL in eARC IO Control
SCK
PHY Tx
W X Y Z AA
RX-V385/HTR-3072
IC3: TC7MBL3257CFK
4-bit 1-of-2 multiplexer/demultiplexer
4 2
1A 1B1
3
1B2
7 5
2A 2B1
T o 0 0 4 . s h t
H D M I _ A R C 6
( D A C & D I R ) 2B2
9 11
3A
3B1
10
3B2
12 14
4A 4B1
+ 1 . 2 E A R C
13
4B2
S V
1 16 CC
1 1B1 OE
S 2 15
1B2 3 14 4B1
15 1A 4 13 4B2
OE
2B1 5 12 4A
+ 3 . 3 H 2B2 6 11 3B1
2A 7 10 3B2
GND 8 9 3A
A R C _ N _ R S T
R 1 1 5
A R C _ N _ I N T
6 8
H D M I _ S C L
to DIGITAL 2/6
H D M I _ S D A
A R C _ M T
IC4, 6: TC74VHC157FT
Quad 2-channel multiplexer
D G N D
SELECT 1 16 Vcc
5 H T _ P O N to DIGITAL 5/6
1A 2 A S G 15 ST
1B 3 B A 14 4A
1Y 4 Y B 13 4B
2A 5 A Y 12 4Y
2B 6 11 3A
B A
No replacement part available.
2Y 7 Y Y B 10 3B
サービス部品供給なし GND 8 9 3Y
IC7: TC7WH157FK
2 channel multiplexer
A 1 8 V CC
B 2 7 ST
Y 3 6 SELECT
t o 0 0 3 . s h t
( D S P )
GND 4 5 Y
H D M I _ E A R C _ S D 2
to DIGITAL 3/6
H D M I _ E A R C _ S D 1
H D M I _ E A R C _ B C K / D D C K
to DIGITAL 4/6
H D M I _ E A R C _ M C K
t o 0 0 4 . s h t
( D I R )
IC8: 74LVC1G08GW
t o 0 0 4 . s h t t o 0 0 3 . s h t
Single 2 input AND gate
( D I R ) ( D S P )
H D M I _ E A R C _ W C K to DIGITAL 3/6, 4/6
B 1 5 Vcc
A 2
H D M I _ E A R C _ S D 0
to DIGITAL 4/6
t o 0 0 4 . s h t
( D I R ) GND 3 4 Y
t o 0 0 3 . s h t
( D S P )
H D M I _ E A R C _ S D 3
to DIGITAL 3/6
H D M I _ E A R C _ D R 2
t o 0 0 4 . s h t
( D I R )
to DIGITAL 4/6
H D M I _ E A R C _ S P F
A R C _ I 2 S _ S E L
t o 0 0 2 . s h t
( C P U )
to DIGITAL 2/6
I 2 S B U F _ E N _ S E L
I C / C B / X L : 1 - 2 0
O T H E R : 1 - 2 0 0
OTP
eARC I2C
CMC_Rx HDCP
PHY Audio Registers Mute
Mute_out
Control
Capabilities
Data
To other
Modules
WS
MCLK
SD[0]
Bi-phase SD[1]
BCH Audio
FIFO SD[2]
mark Decoding Decode Out
SD[3]
SPDIF
SPDIF
PLL in eARC
PHY
IO and Control
Rx
97