Table of Contents
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A
B
C
RX-V675/HTR-6066/RX-A730/TSR-6750
RX-V675/HTR-6066/TSR-6750
DIGITAL 8/8
1
W i F i / B T A d a p t e r P o w e r
DIGITAL (1)
( 2 1 2 5 )
W G 9 3 9 7 0
J 9 4 0 5
U B A - 4 R - D 1 4 C - 2
0
C B 9 4 0
R 9 4 3 5
R 9 4 3 6
6
5.0
n o _ u s e
n o _ u s e
V B u s
1
R 9 4 0 4 n o _ u s e
N . C
2
DC OUT
I L I M
G N D
N . C
R 9 4 0 5 n o _ u s e
5
2
3
G N D
4
F A U L T
E N
4
3
5
O U T
I N
6
1
I C 9 4 1
n o _ u s e
E T H _ G N D
2
to DIGITAL 4/8
B T _ S P D I F
to DIGITAL 1/8
M H L _ P R T
+ 1 . 2 N
1.2
3
L 9 4 0 6
1 0 U H
No replacement part available.
4
No replacement part available.
5
C B 9 4 3
+ 5 . 5 V
1
+ 5 . 5 V
(for service)
D G N D
2
D G N D
P R Y
3
P H I
V B 3 8 9 9 0
Page 137
I9
C B 9 4 4
+ 3 . 3 M
3.3
1
+ 3 . 3 M
to OPERATION (3)_W3704
D G N D
2
D G N D
A C P W R _ D E T
R 9 4 0 2
1 0 0
(RX-V675/HTR-6066/TSR-6750)
3
M C P U _ N _ R S T
R 9 4 0 3
1 0 0
4
D 9 4 0 1
P R Y
5
Page 140
I9
D E S T
1 S S 3 5 5 V M
6
P H L
to OPERATION (3)_W3704
V B 8 5 8 5 0
(RX-A730)
6
D G N D
D G N D
+ 5 . 5 V
5.6
Page 137
I10
+ 5 . 5 V
to OPERATION (3)_W3703
(RX-V675/HTR-6066/TSR-6750)
+ V f
C 9 4 0 4
Page 140
I10
n o _ u s e
to OPERATION (3)_W3703
DIGITAL IN
(RX-A730)
A V 4 _ D
A V 4 _ D
A V 3 _ D
A V 3 _ D
A V 2 _ D
A V 2 _ D
A V 1 _ D
A V 1 _ D
A D _ L
A D _ L
A D _ R
A D _ R
7
D A C _ F L T
D A C _ F L T
D A _ S D _ F
D A _ S D _ F
D A _ S D _ S R
D A _ S D _ S R
to DIGITAL 7/8
D A _ S D _ S B
D A _ S D _ S B
D A _ S D _ C S W
D A _ S D _ C S W
D A _ W C K
D A _ W C K
R 4 8 0 1
D A _ M C K _ F
1 0 0
R 4 8 0 5
D A _ M C K _ S R
D A _ M C K
R 4 8 0 2
1 0 0
D A _ M C K _ S B
1 0 0
R 4 8 0 6
D A _ M C K _ C S W
1 0 0
R 4 8 0 3
D A _ B C K _ F
1 0 0
R 4 8 0 7
D A _ B C K _ S R
D A _ B C K
R 4 8 0 4
1 0 0
D A _ B C K _ S B
1 0 0
R 4 8 0 8
D A _ B C K _ C S W
1 0 0
Z A D C _ M C K 1
Z A D C _ M C K 1
Z A D C _ B C K
Z A D C _ B C K
8
Z A D C _ W C K
Z A D C _ W C K
Z A D C _ S D O
Z A D C _ S D O
N C P U _ V B U S D R V
N C P U _ V B U S D R V
N C P U _ M C K
to DIGITAL 6/8
N C P U _ M C K
N C P U _ S D O
N C P U _ S D O
N C P U _ B C K
N C P U _ B C K
N C P U _ W C K
N C P U _ W C K
9
10
★ 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.
134
D
E
F
RX-A730
+ 3 . 3 N
+ 1 . 2 N
+ 1 . 8 D
+ 3 . 3 D
+ 3 . 3 A
+ 5 A
C 9 4 0 5
C 9 4 1 6
C 9 4 8 8
C 9 4 9 1
C 9 4 5 9
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
C 9 4 0 6
C 9 4 1 8
C 9 4 8 9
C 9 4 9 2
C 9 4 6 0
+ 5 . 5 V
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
C 9 4 0 7
C 9 4 1 9
C 9 4 9 0
C 9 4 9 3
D G N D
R 1 1 7 2 H 5 0 1 D - T 1 - F
Y A 2 5 5 A 0
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
D G N D
C 9 4 1 1
C 9 4 2 0
C 9 4 9 7
C 9 4 9 4
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
5
4
C 9 4 1 2
C 9 4 2 1
C 9 4 9 8
C 9 4 9 5
I C 9 4 0
n o _ u s e
n o _ u s e
n o _ u s e
n o _ u s e
1
2
3
C 9 4 1 3
C 9 4 2 2
C 9 4 9 9
n o _ u s e
n o _ u s e
D G N D
n o _ u s e
C 9 4 1 4
C 9 4 5 7
n o _ u s e
n o _ u s e
D G N D
C 9 4 1 5
C 9 4 8 6
n o _ u s e
n o _ u s e
C 9 4 8 7
D G N D
n o _ u s e
D G N D
D G N D
J 9 4 0 3
+ 5 . 5 V
n o _ u s e
R 9 4 4 7
J 9 4 0 4
n o _ u s e
0
A s i d e
+ 3 . 3 D
+ 1 . 8 D
3.3
1.8
2 . 4 5 A
3 . 3 A
2 . 4 5 A
377kHz
C 9 4 2 9
370kHz
C 9 4 3 9
370kHz
C 9 4 5 1
1 0 0 0 P ( B )
L 9 4 0 9
1 0 0 0 P ( B )
L 9 4 1 4
1 0 0 0 P ( B )
1 0 U H
1 0 U H
D G N D
D G N D
4
3
2
1
4
3
2
1
4
3
2
1
B D 9 3 2 8 F J
B D 9 3 2 9 A E F J
B D 9 3 2 8 F J
I C 9 4 2
I C 9 4 3
I C 9 4 4
Y D 9 6 0 A 0
Y D 1 8 4 B 0
Y D 9 6 0 A 0
G
G
G
5
6
7
8
5
6
7
8
5
6
7
8
2 A
3 A
D G N D
D G N D
D G N D
D G N D
D G N D
D G N D
J 9 4 1 0
D G N D
D G N D
D G N D
n o _ u s e
No replacement part available.
N E T / U S B + 3 . 3 V
+ 3 . 3 N
3.3
B L M 2 1 P G 6 0 0 S N 1 D
L 9 4 1 0
6
5
4
D T A 0 4 4 E U B T L
3
1
2
3
Q 9 4 0 1
R A L 0 3 5 P 0 1
1
Q 9 4 0 2
D G N D
A C P W R _ D E T
P R Y
D E S T
P S W _ D E T
+ 3 . 3 M
+ 3 . 3 M
D 9 4 0 2
C 9 4 2 6
1 S S 3 5 5 V M
1 0 / 6 . 3
D 9 4 0 5
1 0 k P U a t 0 0 5 . s h t
I C 9 4 9
R B 5 2 1 S - 3 0 T E 6 1
R 9 4 1 0
R 9 4 3 2
2
4
M C P U _ N _ R S T
1 M
0
S N 7 4 L V C 1 G 1 7 D C K R
+ 3 . 3 M
5
D G N D
3
D G N D
ANALOG IN
FRONT L
SURROUND L
SURROUND BACK L
CENTER/
SUBWOOFER
A C P W R _ D E T
A C P W R _ D E T
P R Y
P R Y
P S W _ D E T
P S W _ D E T
M C P U _ N _ R S T
M C P U _ N _ R S T
D E S T
D E S T
R M -
R M -
R M +
R M +
I R _ O U T
I R _ O U T
D C _ T R G 1
D C _ T R G 1
to DIGITAL 5/8
+ 3 . 3 D _ P O N
+ 3 . 3 D _ P O N
H D M I _ P O N
H D M I _ P O N
Z A D C _ N _ P D W N
Z A D C _ N _ P D W N
N D A C _ N _ M T
N D A C _ N _ M T
U S B _ V B U S _ P O N
U S B _ V B U S _ P O N
U S B _ V B U S _ P R T
U S B _ V B U S _ P R T
N C P U _ P O N
N C P U _ P O N
W I F I _ P O N
W I F I _ P O N
IC940: R1172H501D-T1-F
Voltage regulator
OPEN
V
V
DD
4
5
OUT
SHUTDOWN
Vref
Current Limit
CE
1
2
GND
Pin No.
Symbol
Description
1
CE
Chip Enable Pin ("H" Active)
2
GND
Ground Pin
3
NC
No Connection
4
V
Input Pin
DD
5
V
Output Pin
OUT
G
H
P N 9 4 1
P N 9 4 2
P N 9 4 3
P N 9 4 4
P N 9 4 5
P N 9 4 6
P N 9 4 7
P N 9 4 8
n o _ u s e
n o _ u s e
n o _ u s e
# 1 8 L = 9 0 :
W S 4 8 8 5 0
W S 4 8 8 5 0
W S 4 8 8 5 0
W S 4 8 8 5 0
W S 4 8 8 5 0
W S 4 8 8 5 0
N C P U _ P O N
W I F I _ P O N
+ 5 . 5 V
N D A C _ N _ M T
+ 3 . 3 A
+ 3 . 3 D S P
DAC
D G N D
N E T D A C
C 4 8 1 7
D V D D
C P V D D
1 0 / 1 0
2 A
D G N D
C A P P
L D O O
C P G N D
2 . 2 / 1 0
X S M T
C A P M
C 4 8 1 1
R 4 8 1 2
F M T
V N E G
C 4 8 1 8
A s i d e
C 4 8 2 5
4 . 7 K
2 . 2 / 1 0
R 4 8 2 1
6 8 0 P ( S L )
N C P U _ W C K
L R C K
O U T L
N C P U _ S D O
D I N
O U T R
R 4 8 1 8
1 . 5 K
6 8 0 P ( S L )
1 . 5 K
N C P U _ B C K
B C K
A V D D
C 4 8 2 6
C 4 8 1 0
H D M I _ P O N
0 . 1 / 1 0 ( B J )
N C P U _ M C K
S C K
A G N D
D A C _ F L T
F L T
D E M P
R 4 8 2 2
4 . 7 K
C 4 8 0 7
+ 3 . 3 D _ P O N
0 . 1 / 1 0 ( B J )
D 9 4 0 6
N C P U _ P O N
1 S S 3 5 5 V M
D G N D
A G N D
D 9 4 0 7
1 S S 3 5 5 V M
+ 3 . 3 A
+ 3 . 3 D S P
+ 3 . 3 D
DAC
F D A C
C 4 8 2 1
2
D V D D
C P V D D
1 0 / 1 0
D G N D
C A P P
L D O O
C P G N D
2 . 2 / 1 0
X S M T
C A P M
C 4 8 1 5
R 4 8 1 4
A s i d e
F M T
V N E G
C 4 8 2 3
C 4 8 2 7
2 . 2 / 1 0
D A _ W C K
4 . 7 K
L R C K
O U T L
R 4 8 2 3
8 2 0 P / 1 6
D A _ S D _ F
D I N
O U T R
R 4 8 1 9
1 . 2 K
8 2 0 P / 1 6
1 . 2 K
C 4 8 2 8
D A _ B C K _ F
B C K
A V D D
C 4 8 1 3
D A _ M C K _ F
S C K
A G N D
0 . 1 / 1 0 ( B J )
R 4 8 2 5
N C P U _ P O N
D A C _ F L T
F L T
D E M P
4 . 7 K
C 4 8 0 8
0 . 1 / 1 0 ( B J )
D G N D
A G N D
D G N D
+ 3 . 3 A
+ 3 . 3 D S P
DAC
C S W D A C
C 4 8 2 2
D V D D
C P V D D
1 0 / 1 0
D G N D
C A P P
L D O O
C P G N D
2 . 2 / 1 0
X S M T
C A P M
C 4 8 1 6
R 4 8 1 6
A s i d e
F M T
V N E G
C 4 8 2 4
2 . 2 / 1 0
C 4 8 2 9
D A _ W C K
4 . 7 K
L R C K
O U T L
R 4 8 2 4
8 2 0 P / 1 6
R 4 8 2 0
1 . 2 K
D A _ S D _ C S W
D I N
O U T R
8 2 0 P / 1 6
1 . 2 K
C 4 8 3 0
D A _ B C K _ C S W
B C K
A V D D
C 4 8 1 4
D A _ M C K _ C S W
S C K
A G N D
0 . 1 / 1 0 ( B J )
D A C _ F L T
F L T
D E M P
R 4 8 2 6
4 . 7 K
C 4 8 0 9
0 . 1 / 1 0 ( B J )
D G N D
A G N D
+ 5 . 5 V
i P a d p o w e r c o n t r o l
5.6
4
5
6
D T A 0 4 4 E U B T L
2
3
3
2
1
+ 3 . 3 M
R A L 0 3 5 P 0 1
Q 9 4 0 6
Q 9 4 0 4
1
U S B _ V B U S _ P O N
+ 3 . 3 N
J 9 4 1 1
N C P U _ V B U S D R V
n o _ u s e
U S B _ V B U S _ P R T
0
D G N D
IC942, 944: BD9328EFJ
IC943: BD9329AEFJ-E2
1ch step-down DC/DC converter
1ch step-down DC/DC converter
VCC
EN
5V
7
VREF
OSC
VREG
EN
BST
OPEN
SHUTDOWN
7
VREF
1
OCP
12V
VIN
UVLO
2
IBIAS
TSD
S
LVS
FB
ERR
DRV
SW
OUTPUT
FB
5
ERR
5
3
LOGIC
COMP
SLOPE
COMP
PWM
R
LVS
6
6
SS
SS
8
Soft Start
8
Soft Start
4
GND
I
J
K
CAPACITOR
REMARKS
PARTS
NAME
RESISTOR
NO
MARK
ELECTROLYTIC
CAPACITOR
REMARKS
PARTS
NAME
TANTALUM
CAPACITOR
NO MARK
CARBON
FILM
RESISTOR
(P=5)
NO
MARK
CERAMIC
CAPACITOR
CARBON
FILM
RESISTOR
(P=10)
CERAMIC
TUBULAR
CAPACITOR
METAL
OXIDE
FILM
RESISTOR
POLYESTER
FILM
CAPACITOR
METAL
FILM
RESISTOR
POLYSTYRENE
FILM
CAPACITOR
METAL
PLATE
RESISTOR
MICA
CAPACITOR
FIRE
PROOF
CARBON
FILM
RESISTOR
P
POLYPROPYLENE
FILM
CEMENT
MOLDED
RESISTOR
SEMICONDUCTIVE
CERAMIC
SEMI
VARIABLE
RESISTOR
POLYPHENYLENE
SULFIDE
CHIP
RESISTOR
S
CAPACITOR
+ 5 A
Z A D C _ W C K
R 4 8 3 9
n o _ u s e
Z A D C _ B C K
R 4 8 4 1
B C K
L R C K
n o _ u s e
n o _ u s e
L 4 8 1 2
Z A D C _ S D O
R 4 8 4 0
D O U T
T E S T
n o _ u s e
n o _ u s e
D G N D
B Y P A S
C 4 8 5 3
V D D
P D W N
Z A D C _ M C K 1
S C K I
A G N D
R 4 8 4 2
C 4 8 5 5
+ 3 . 3 A
O S R
V C C
n o _ u s e
n o _ u s e
C 4 8 5 8
F M T 0
V R E F 2
F M T 1
V R E F 1
n o _ u s e
n o _ u s e
L 4 8 1 1
C 4 8 5 6
C 4 8 5 9
n o _ u s e
M O D E 0
V I N R
M O D E 1
V I N L
n o _ u s e
C 4 8 5 2
n o _ u s e
D G N D
M a s t e r m o d e 5 1 2 f s
U S B L
U S B R
+ 3 . 3 A
+ 3 . 3 D S P
DAC
S R D A C
C 4 8 4 3
D V D D
C P V D D
1 0 / 1 0
D G N D
C A P P
L D O O
C P G N D
2 . 2 / 1 0
X S M T
C A P M
C 4 8 3 9
A s i d e
R 4 8 2 9
F M T
V N E G
C 4 8 4 5
C 4 8 4 7
2 . 2 / 1 0
D A _ W C K
4 . 7 K
L R C K
O U T L
R 4 8 3 5
8 2 0 P / 1 6
D A _ S D _ S R
D I N
O U T R
R 4 8 3 3
1 . 2 K
8 2 0 P / 1 6
1 . 2 K
D A _ B C K _ S R
B C K
A V D D
C 4 8 4 8
C 4 8 3 7
D A _ M C K _ S R
S C K
A G N D
0 . 1 / 1 0 ( B J )
R 4 8 3 7
D A C _ F L T
F L T
D E M P
4 . 7 K
C 4 8 3 5
0 . 1 / 1 0 ( B J )
D G N D
A G N D
D A F L
D A F R
+ 3 . 3 A
+ 3 . 3 D S P
DAC
S B D A C
C 4 8 4 4
D V D D
C P V D D
1 0 / 1 0
D G N D
C A P P
L D O O
C P G N D
2 . 2 / 1 0
X S M T
C A P M
C 4 8 4 0
A s i d e
R 4 8 3 1
F M T
V N E G
C 4 8 4 6
2 . 2 / 1 0
C 4 8 4 9
D A _ W C K
4 . 7 K
L R C K
O U T L
R 4 8 3 6
8 2 0 P / 1 6
R 4 8 3 4
1 . 2 K
D A _ S D _ S B
D I N
O U T R
8 2 0 P / 1 6
1 . 2 K
D A _ B C K _ S B
B C K
A V D D
C 4 8 5 0
C 4 8 3 8
D A _ M C K _ S B
S C K
A G N D
0 . 1 / 1 0 ( B J )
D A C _ F L T
F L T
D E M P
R 4 8 3 8
4 . 7 K
C 4 8 3 6
0 . 1 / 1 0 ( B J )
D G N D
A G N D
D A C
D A S W
Page 135
M7
C B 9 4 7
T P 9 4 4 3
+ 5 U S B
R 9 4 4 1
5.2
1
1 / 3 P 0 . 0 2 7
4
5
6
+ 5 U S B
to OPERATION (1)_W3009
2
G N D
(RX-V675/HTR-6066/TSR-6750)
Q 9 4 0 8
3
G N D
B D 7 5 4 2 F - E 2
R A L 0 3 5 P 0 1
4
R 9 4 4 0
R 9 4 4 2
2
X H I
I C 9 4 7
3
2
1
1
7 5 K
1 K
V L 8 4 4 8 0
Page 138
K8
( 0 . 5 % )
( 0 . 5 % )
3
Y E 4 7 8 A 0
to OPERATION (12)_W3008
(RX-A730)
+ 3 . 3
Y E 4 7 8 A 0
5
R P 1 3 0 Q 3 3 1 D - T R - F
Y C 2 8 8 A 0
7
R 9 4 4 4
6
I C 9 4 7
1 K
B D 7 5 4 2 F - E 2
4
3
I C 9 4 6
( 0 . 5 % )
1
2
V +
R 9 4 4 5
8
1 0 0 K
4
C 9 4 7 3
V -
1 5 0 0 P ( B )
D G N D
IC946: RP130Q331D-TR-F
Voltage regulator
VCC
5V
V
DD
4
OSC
VREG
BST
1
OCP
12V
VIN
UVLO
2
IBIAS
TSD
Vref
S
LVS
Current Limit
SW
OUTPUT
DRV
CE
1
3
LOGIC
SLOPE
PWM
R
LVS
Pin No.
Symbol
Description
1
CE
Chip Enable ("H" Active)
2
GND
Ground Pin
3
V
Output Pin
OUT
4
4
V
Input Pin
GND
DD
L
M
N
NOTICE
(model)
J
JAPAN
U
U.S.A
C
CANADA
R
GENERAL
T
CHINA
K
KOREA
A
AUSTRALIA
B
BRITISH
G
EUROPE
L
SINGAPORE
E
SOUTH EUROPE
CAPACITOR
V
TAIWAN
CAPACITOR
F
RUSSIAN
FILM
P
LATIN AMERICA
S
BRAZIL
H
THAI
C B 9 4 5
R M -
R M -
1
R M +
R M +
2
I R _ O U T
I R _ O U T
R M S _ O U T
3
D G N D
4
A V 4 _ D
A V 4 _ D
5
D G N D
Page 137
J1
6
A V 3 _ D
A V 3 _ D
7
to OPERATION (4)_CB381
D G N D
D G N D
8
A V 2 _ D
A V 2 _ D
(RX-V675/HTR-6066/TSR-6750)
9
5.0
+ 5 D S P
+ 5 D S P
1 0
A V 1 _ D
A V 1 _ D
1 1
Page 140
J1
D C _ T R G 1
D C _ T R G 1
D C _ T R G
1 2
+ 5 A E
1 3
to OPERATION (4)_CB381
5.0
+ 5 A
+ 5 A
1 4
(RX-A730)
3.3
+ 3 . 3 A
+ 3 . 3 A
1 5
5 2 4 1 8
V Q 9 6 1 8 0
C B 9 4 6
D A F R
D A F R
1 5
A G N D
1 4
D A F L
D A F L
1 3
n o _ u s e
A G N D
1 2
D A C
D A C
1 1
A G N D
1 0
D A S W
D A S W
Page 142
C6
9
A G N D
8
D A S R
D A S R
to MAIN (1)_CB154
7
A G N D
6
D A S L
D A S L
5
A G N D
4
D A S B R
D A S B R
3
A G N D
A G N D
2
D A S B L
D A S B L
1
5 2 1 4 7
V F 6 6 7 6 0
C B 9 4 8
U S B R
U S B R
7
U S B E
6
U S B L
U S B L
5
Page 142
C6
A G N D
4
A D _ R
A D R
to MAIN (1)_CB155
3
A G N D
2
A D _ L
A D L
1
5 2 1 4 7
V K 0 2 5 1 0
+ 3 . 3 A
A G N D
A G N D
C 9 4 6 2
n o _ u s e
C 9 4 6 3
n o _ u s e
C 9 4 6 4
n o _ u s e
C 9 4 6 5
D A S L
n o _ u s e
C 9 4 6 6
D A S R
n o _ u s e
C 9 4 6 7
n o _ u s e
D G N D
A G N D
D A S B L
D A S B R
S h e e t 8 : P o w e r
I C / C B / X L : 9 4 0 - 9 4 9 & 4 8 1 - 4 8 9
S T / P N / W : 9 4 1 - 9 4 9 & 4 8 1 - 4 8 9
O H T E R
: 9 4 0 1 - 9 4 9 9 & 4 8 0 1 - 4 8 9 9
IC481–485: PCM5101PWR
106 dB audio selector DAC with 32-bit, 384 kHz PCM interface
Current
Segment
6
OUT L
DIN (I
2
S)
14
DAC
Current
Segment
7
OUT R
DAC
Zero
Data
Advanced Mute Control
Detector
Clock Halt
Detection
1
CPVDD (3.3V)
LRCK
15
8
Power
AVDD (3.3V)
BCK
13
PLL Clock
20
Supply
DVDD (3.3V)
SCK
12
UVP/Reset
POR
Ch. Pump
GND
3,9,19
5
4
2
3
V
OUT
IC947: BD7542F-E2
Input/output full swing CMOS operational amplifier
IC949: SN74LVC1G17DCKR
V
DD
OUT2
IN2-
IN2+
Single schmitt-trigger buffer
8
7
6
5
2
GND
–
1
5
NC
V CC
CH2
A
2
+
3
4
GND
Y
+
CH1
–
INPUT
OUTPUT
A
Y
1
2
3
4
H
H
OUT1
IN1-
IN1+
V
SS
L
L
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