Yamaha R-N500, Руководство по обслуживанию

Страница: 73 / 100

A
1
2
3
4
5
6
7
8
9
10
B C D E F G H I J K L M N
73
DIGITAL 3/4
R-N500
★
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.
DIGITAL IN
1.8
3.3
1.2
5.5
5.0
5.0
0
0
5.5
5.5
0
0
0
0
0
0
2.5
5.0
0
0
0
0
0
5.0
0
0
0
0
0
0
0.4
0.4
2.5
2.4
2.4
2.4
2.4
2.4
2.4
2.5
2.5
1.8
3.3
T U L
D I R _ N _ I N T
H D M I _ A R C
H D M I _ S P F / D L 2
D S P _ M O S I
T I _ S D S B
A V 2 _ D
DIR_WCK
D I R _ N _ R S T
H D M I _ W C K / D R 0
DIR_24M
D S P _ M O S I
DIR_SDO
H D M I _ S D 0 / D L 0
D S P _ M I S O
D I R _ N _ C S
S W O
D I R _ 2 4 M
S L O
D I R _ N _ C S
S R O
H D M I _ B C K / D D C K
D I R _ N _ R S T
D S P _ M O S I
F R O
H D M I _ M C K
F L O
H D M I _ M C K
D S P _ M I S O
H D M I _ B C K / D D C K
H D M I _ S D 0 / D L 0
D I R _ N _ I N T
T I _ S D F
T I _ W C K
H D M I _ W C K / D R 0
T I _ B C K
T I _ S D S
H D M I _ S P F / D L 2
T I _ S D C
A V 3 _ D
H D M I _ A R C
D A C _ N _ C S
D I R _ B C K
A V 1 _ D
DIR_BCK
D S P _ S C K
D S P _ S C K
D S P _ S C K
S B R O
S B L O
NCPU_SDO NCPU_WCK
N C P U _ B C K
N C P U _ M C K B
N C P U _ S D O
N C P U _ W C K
N C P U _ B C K
N C P U _ S P D I F
A V 1 _ D
A V 2 _ D
A V 3 _ D
A V 4 _ D
T U R
D I R _ S D O
D I R _ W C K
N D A C _ N _ M T
A V 4 _ D
C O
N C P U _ S P D I F
N C P U _ M C K B
D A B _ S P D I F
D A B _ S P D I F
DIR_BCK DIR_WCK DIR_SDO
N C P U _ M C K B 1
NCPU_SDO
NCPU_MCKB1
NCPU_BCK NCPU_WCK SEL_NDAC
S E L _ N D A C
D G N D
A G N D
D G N D
AGND
+ 5 A
A G N D
C629
0.01/16(B)
C 6 3 6
1 / 1 0
C606
100P(CH)
6 6 6 C
) H C ( P 0 0 1
5 6 6 C
) H C ( P 0 0 1
C619 1 / 1 0
C627
0.1/10(BJ)
C617
1/10
6 5 6 R
K 2 . 1
C618
0.01/16(B)
R625
33
R 6 3 0 3 3
D I R _ 2 4 M
D 6 0 1
n o _ u s e
C 6 6 4
1 0 0 P ( C H )
D S P _ M O S I
R 6 1 3
3 3
D I R _ N _ R S T
IC61
PCM9211PTR
1
E R R O R / I N T 0
2
N P C M / I N T 1
3
M P I O _ A 0
4
M P I O _ A 1
5
M P I O _ A 2
6
M P I O _ A 3
7
M P I O _ C 0
8
M P I O _ C 1
9
M P I O _ C 2
10
M P I O _ C 3
1
1 M P I O _ B 0
12
M P I O _ B 1
13
MPIO_B
2
14
MPIO_B3
15
MPO0
16
MPO1
17
DOU
T
18
LRCK
1
9
BCK
20
SCKO
21
DGN
D
22
DVDD
23
MDO/ADR0
24
MDI/SDA
25
M C / S C L
26
M S / A D R 1
27
M O D E
28
R X I N 7 / A D I N 0
29
R X I N 6 / A L R C K I 0
30
R X I N 5 / A B C K I 0
31
R X I N 4 / A S C K I 0
32
R X I N 3
33
R X I N 2
34
R S T
35
R X I N 1
36
V D D R X
37
RXIN0
38
GNDRX
39
XTI
40
XTO
41
AGND
42
VCC
4
3
FIL
T
44
VCOM
45
AGNDA
D
46
VCCA
D
47
VINL
48
VIN
R
D I R _ S D O
R 7 0 1
1 0 K X 4
R 6 5 7
1 . 2 K
C 6 2 5
0 . 1 / 1 0 ( B J )
R 6 1 2
1 0 K
R 6 5 8
1 . 2 K
R 6 2 9 no_use
D A C _ N _ C S
DGND
D G N D
H D M I _ S D 0 / D L 0
H D M I _ W C K / D R 0
C 6 5 1
0 . 1 / 1 0 ( B J )
R616
680
D I R _ N _ C S
H D M I _ A R C
R 6 5 2
1 . 2 K
R635
10K
D G N D
T I _ S D S
H D M I _ M C K
H D M I _ S P F / D L 2
DGND
2 6 6 C
) H C ( P 0 0 1
3 6 6 C
) H C ( P 0 0 1
2 3 6 C
0 1 / 0 1
C604
no_use
R 6 5 4
1 . 2 K
R 6 2 8 no_use
R 6 1 1
1 0 0
R 6 0 8
0
C613
12P(CH)
C 6 3 3
0 . 0 1 / 1 6 ( B )
D G N D
R624
0
T I _ S D F
D G N D
X L 6 1
2 4 . 5 7 6 M H Z
4
1 2
3
T I _ S D S B
D G N D
T I _ S D C
C628
10/10
D G N D
D 6 0 2
n o _ u s e
D I R _ B C K
C621
0.068/25
7 6 6 C
) H C ( P 0 0 1
3 0 7 C
6 1 / 0 1
2 5 6 C
) J B ( 0 1 / 1 . 0
5 0 6 L
T - 0 8 6 S H 5 0 0 1 P K B
C612
no_use
R 6 5 3
1 . 2 K
A G N D
C 6 2 4 1 0 / 1 0
DGND
H D M I _ B C K / D D C K
R603
no_use
C622
4700P/25(B)
T I _ W C K
L 6 0 3
B K P 1 0 0 5 H S 6 8 0 - T
IC62
PCM1681PWPR
1
Z R 1 / Z R 1 / F M T 0
2
M S / A D R / F M T 1
3
M C / S C L / D E M P
4
M D / S D A / M U T E
5
S C K
6
D A T A 1
7
B C K
8
L R C K
9
V D D
10
D G N D
11
D A T A 2
12
D A T A 3
13
D A T A 4
14
M S E L
15
V O U T 8
16
V O U T 7
17
V C C 1
18
A G N D 1
19
V O U T 6
20
V O U T 5
21
V O U T 4
22
V O U T 3
23
V C C 2
24
A G N D 2
25
V C O M
26
V O U T 2
27
V O U T 1
28
Z R 2
G
C614
15P(CH)
D I R _ W C K
C620
0.01/16(B)
D I R _ N _ I N T
D S P _ S C K
D S P _ M O S I
D S P _ S C K
L 6 0 2
B K P 1 0 0 5 H S 6 8 0 - T
T I _ B C K
D I R _ M C K 1
D S P _ M I S O
C608 1/10
R622
680
C611
0.01/16(B)
L 6 0 4
B K P 1 0 0 5 H S 6 8 0 - T
C 6 6 9
1 0 0 P ( C H )
C 6 6 8
1 0 0 P ( C H )
R 6 5 5
1 . 2 K
R 6 5 9
1 . 2 K
C634
no_use
C670
10/10
C 6 3 8
3 9 0 0 P ( B )
C650
10/10
C643
1000P(B)
T P 3 0 3 5
D G N D
R638
no_use
DGND
C 6 3 9
1 0 0 0 P ( B )
C 6 5 7
1 0 0 0 P ( B )
C672
0.01/16(B)
R650
no_use
R 6 5 1
3 . 9 K
+ 5 . 5 V
L607
BLM21PG600SN1D
T P 3 0 2 3
C659
1000P(B)
L609
BLM21PG600SN1D
C641
3300P(B)
D G N D
C631
22/6.3
C 6 5 6
3 9 0 0 P ( B )
T P 3 0 2 6
T P 3 0 2 2
+ 1 . 8 D
D G N D
C704
1000/10
no_use
D G N D
L613
BLM21PG600SN1D
L615
BLM21PG600SN1D
+ 3 . 3 D
C658
6800P/25(B)
D G N D
R649 10K
C654
22/6.3
D G N D
C655
no_use
R 6 4 1
7 . 5 K
R636 27K
DGND
C B 6 4
X H L
1
2
3
4
5
C 7 0 2
1 0 / 1 6
T U E
T U E
A G N D
D G N D
N C P U _ S D O
N C P U _ W C K
N C P U _ B C K
N C P U _ M C K
N C P U _ S P D I F
D C D C _ P O N
I C 6 7
B D 9 3 2 8 F J
1
BST
2
VIN
3
SW
4
GND
5
FB 6
COMP
7
EN 8
SS
G
L 6 0 8
1 0 U H
R607
no_use
D G N D
R605
4.7K
+ 3 . 3 N
D G N D
R606 47K
D G N D
+ 3 . 3 D
C603
0.01/16(B)
Q604
DTA044EUBTL
+ 1 . 2 N
D 8 . 1 +
R 1 1 7 2 H 1 2 1 D - T 1 - F
X 9 2 9 2 A 0
I C 6 5
1
CEorCE
2
GND
3
NC
4
VDD
5
VOUT
C616
10/6.3
C610
10/6.3
D G N D
N C P U _ P O N
AGND
DGND
U S B _ V B U S _ P O N
U S B _ V B U S _ P R T
I C 6 3 P C M 5 1 0 1 P W R
1
CPVDD
2
CAPP
3
CPGND
4
CAPM
5
VNEG
6
OUTL
7
OUTR
8
AVDD
9
AGND
1 0
DEMP
1 1
FLT
1 2
SCK
1 3
BCK
1 4
DIN
1 5
LRCK
1 6
FMT
1 7
XSMT
1 8
LDOO
1 9
DGND
2 0
DVDD
D G N D
C63
5
0.1/10(BJ
)
C64
2
0.1/10(BJ
)
R642
4.7K
R640
no_use
R645
4.7K
R639
no_use
C63
7
0.1/10(BJ
)
C640
2.2/10
C646 2.2/10
C647
2200P(B)
C649
2200P(B)
N G N D
R646
4.7K
R647
no_use
R P 1 3 0 Q 3 3 1 D - T R - F
I C 6 4
4
VDD
2
GND
3
VOUT
1
CE/CE
Q 6 0 7
R A L 0 3 5 P 0 1
1 2 3
4 5 6
R 6 1 5
1 / 3 P 0 . 0 2 7
Q 6 0 2
D T A 0 4 4 E U B T L
3
1
2
I C 6 6
V +
8
C 6 2 6
1 0 0 0 P ( B )
D G N D
C615
4.7/6.3
Q 6 0 5
R A L 0 3 5 P 0 1
1 2 3
4 5 6
C609
1/25
I C 6 6
V -
4
C602
0.01/16(B)
Q603
no_use
C630
1000P(B)
R604
100K
C701
100/16
L 6 1 1
B K P 1 0 0 5 H S 6 8 0 - T
L 6 1 0
B K P 1 0 0 5 H S 6 8 0 - T
C66
1
0.1/10(BJ
)
C64
5
0.1/10(BJ
)
C 6 4 4
0 . 1 / 1 0 ( B J )
C 6 6 0
0 . 1 / 1 0 ( B J )
C65
3
0.1/10(BJ
)
T U L
T U R
D I R _ S D O
D I R _ W C K
N D A C _ N _ M T
C 6 7 3
1 0 0 0 P ( B )
C 6 7 4
1 0 0 0 P ( B )
D G N D D G N D
+ 3 . 3 D S P
+ 3 . 3 D S P
+ 3 . 3 D S P
+ 5 A
+ 3 . 3 D S P
+ 5 . 5 V
+ 3 . 3 A
+ 5 D
+ 5 A
+ 3 . 3 D S P
+ 3 . 3 D S P
R627
100
R644
470
R643
470
R618
470
R632
390
R633
1.8K
R634
3.9K
R 6 0 2
6 . 8 K
R601
10K
R 6 1 4
7 5 K
R610
75K
R 6 2 6
1 0 0 K
R648 10K
R637 10K
R 6 2 0
1 K
R 6 1 7
1 K
R609 1K
A G N D
D G N D
C 6 4 8
n o _ u s e
C671
no_use
C601
0.1/10(BJ)
C623
0.1/10(BJ)
C605
0.1/10(BJ)
P N 6 1
n o _ u s e
R660
4.7K
C675
no_use R661
4.7K
D G N D
N C P U _ V B U S D R V
J 6 0 6
n o _ u s e
J 6 0 7
n o _ u s e
J 6 0 8
n o _ u s e
C B 6 3
n o _ u s e
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
C B 6 2
5 2 4 1 8
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
1 3
1 4
1 5
R662
4.7K
C607
10/6.3
Q601
DTC014EUBTL
R663
no_use
+ 3 . 3 M
C 6 7 6
0 . 1 / 1 0 ( B J )
D G N D
+ 3 . 3 N
R A L 0 3 5 P 0 1
Q 6 0 6
1 2 3
4 5 6
L 6 1 4
1 0 U H
I C 6 8
B D 9 3 2 8 F J
1
BST
2
VIN
3
SW
4
GND
5
FB 6
COMP
7
EN 8
SS
G
S T 6 1
S T 6 2
n o _ u s e
I C 6 6
B D 7 5 4 2 F - E 2
Y E 4 7 8 A 0
5
6
7
I C 6 6
B D 7 5 4 2 F - E 2
Y E 4 7 8 A 0
3
2
1
D G N D
J 6 0 2
n o _ u s e
D G N D
C677
no_use
D G N D
R666
no_use
R664
no_use
D G N D
+ 3 . 3 T
D G N D
C678
no_use
Q 6 0 9
n o _ u s e
1 2 3
4 5 6
R665 no_use
Q608 no_use
+ 3 . 3 D
D A B _ P O N
R P 1 3 0 Q 3 3 1 D - T R - F
Y C 2 8 8 A 0
I C 6 9
4
VDD
2
GND
3
VOUT
1
CE/CE
+ 5 A
N G N D
C680
10/6.3
C679
10/10
R667 4.7K
R702
33X4
R 6 1 9 47
D G N D
+ 5 E X _ P O N
+ 5 E X
L 6 1 2
B L M 2 1 P G 6 0 0 S N 1 D
C684 10/10
C685
no_use
L601
BLM21PG600SN1D
C705
100/16
R 1 1 7 2 H 5 0 1 D - T 1 - F
I C 7 0
1
CEorCE
2
GND
3
NC
4
VDD
5
VOUT
D G N D
C681
no_use
R668
no_use
C682
10/10
+ 3 . 3 D S P
L 6 0 6
B K P 1 0 0 5 H S 6 8 0 - T
C706 10/16
+ 5 A
D G N D
C 6 8 6
n o _ u s e
C688
0.1/10(BJ)
C687
1000P(B)
+ 3 . 3 D S P
D G N D
D G N D
+ 3 . 3 D S P
D G N D
R 6 6 9
1 5 0
D A B _ S P D I F
C B 6 5
P H L
1
2
3
4
R 7 0 4
0 X 4
C B 6 1
X H L
1
2
3
4
+ 5 . 5 U R E F + 5 . 5 U S B
J 6 0 4
n o _ u s e
J 6 0 5
n o _ u s e
R 6 3 1
n o _ u s e
R 6 7 0
n o _ u s e
P S 2 _ P R T
I C 7 1
V +
8
V -
4
I C 7 1
T C 7 W H 1 2 5 F K
2 6
1
I C 7 1
T C 7 W H 1 2 5 F K
5 3
7
R671
no_use
R672
no_use
+ 3 . 3 D
C690
no_use
D G N D
C689
no_use
C691
no_use
C692
no_use
C695
no_use
C694
no_use
C693
no_use
C696
no_use
I C 7 2
n o _ u s e
1
V D D
2
G N D
3
C E o r C E
4 N C
5 V O U T
+ 5 T
C697
no_use
D G N D
C698
no_use
C 6 8 3
n o _ u s e
DGND
I C 7 3
T C 7 4 V H C 1 5 7 F T ( E L
n o _ u s e
1
S E L E C T
2
1 A
3
1 B
4
1 Y
5
2 A
6
2 B
7
2 Y
8
G N D
9 3 Y
10
3 B
11
3 A
12
4 Y
13
4 B
14
4 A
15
S T
16
V C C
C 6 9 9
n o _ u s e
+ 3 . 3 D S P
D G N D
R 6 7 3
n o _ u s e
R623
no_use
D G N D
R621
no_use
+ 3 . 3 D S P
S E L _ N D A C
J601
no_use
R 7 0 3
n o _ u s e
B to B 15P
N E T E
B to B 13P
F r o m 0 0 1 . s h t
( H D M I R x )
T o 0 0 3 . s h t
( D S P )
F r o m 0 0 2 . s h t
( C P U )
From 002.sht (CPU)
From 003.sht (DSP)
DAC
E
E
F r o m 0 0 2 . s h t
( C P U )
to OPE(2)
I C / C B / X L : 6 1 - 8 0
A r r a y R : 7 0 1 - 8 0 0
C h e m i . C : 7 0 1 - 8 0 0
O H T E R : 6 0 1 - 8 0 0
to OPE(1)
D I G I T A L 4 : D I R & D A C & P W R
D G N D
+ 5 . 5 V
D G N D
+ 5 . 5 V
+ 1 . 8 D + 3 . 3 D
2 A
U S B p o w e r
D G N D
G N D
+ 5 U S B
2 . 4 5 A
A V 2 _ D
T U E
A V 1 _ D
+ 5 A
+ 5 D S P
T U R
T U L
A V 3 _ D
D G N D
A E
A V 4 _ D
D G N D
F r o m 0 0 5 . s h t
( N e t w o r k )
2 c h D A C
+ 1 . 2 N + 3 . 3 N
F r o m 0 0 2 . s h t
( C P U )
N E T P O W E R
D I R
+ 3 . 3
F r o m 0 0 2 . s h t
( C P U )
T o 0 0 5 . s h t
( N e t w o r k )
A D L
D A - S R
N E T L
D A - F R
N E T R
E
D A - S L
D A - S W
D A - C
A D R
D A - F L
T o 0 0 2 . s h t
( C P U )
F r o m 0 0 1 . s h t
T o 0 0 3 . s h t
( H D M I R x & D S P )
D A - S B L
D A - S B R
From 002.sht (CPU)
F r o m 0 0 5 . s h t
( N C P U )
A side
A side
A side
0.5%
%
5
.
0
%
5
.
0
0.5% 0.5%
0.5%
0.5%
%
5
.
0
%
5
.
0
%
5
.
0
)
3
(
N
I
A
M
o
t
)
2
(
N
I
A
M
o
t
2 . 4 5 A
2 A
0.5%
A side
T o 0 0 2 . s h t
( C P U )
D A B P O W E R
F r o m 0 0 2 . s h t
( C P U )
D G N D
D G N D
+ 5 E X
T o 0 0 2 . s h t
( C P U )
to OPE(8)
+ 5 E X
B T / W i F i D o n g l e P O W E R
(0.5%)
T o 0 0 2 . s h t
( C P U )
G N D
+ 5 U S B
T o 0 0 5 . s h t
( N C P U )
( 2 A * 1 . 5 )
nearby IC951
nearby IC61/71
nearby IC63
E M C
u s e f o r S 6 0 0
u s e f o r N 5 0 0
<USB Type DC OUT>
<ACDC2>
<Front USB>
u s e f o r S 6 0 0
S T S L E C T I / O
L L A Y
L H B Y
H X H i Z
n o _ u s e
n o _ u s e
NDAC
PU/PD
REMARKS
CAPACITOR
PARTS NAME
NO
NO
MARK
MARK
ELECTROLYTIC CAPACITOR
CERAMIC CAPACITOR
POLYESTER FILM CAPACITOR
POLYSTYRENE FILM CAPACITOR
MICA CAPACITOR
POLYPROPYLENE
FILM CAPACITOR
SEMICONDUCTIVE CERAMIC CAPACITOR
P
TANTALUM CAPACITOR
TUBULAR
S
CAPACITOR CERAMIC
FILM SULFIDE POLYPHENYLENE
CAPACITOR
RESISTOR
REMARKS
NO MARK PARTS NAME
CARBON
CARBON
METAL
METAL
METAL
FIRE
CEMENT
SEMI FILM RESISTOR
FILM RESISTOR
OXIDE FILM RESISTOR
FILM RESISTOR
PLATE RESISTOR
PROOF CARBON FILM RESISTOR
MOLDED RESISTOR
VARIABLE RESISTOR
(P=5)
(P=10)
CHIP RESISTOR
N O T I C E
U.S.A
G
CANADA
EUROPE
L
CHINA
AUSTRALIA
SINGAPORE
KOREA
GENERAL
U
C
T
A
K
R
JAPAN
B BRITISH
J
SOUTH EUROPE E
V
TAIWAN
F RUSSIAN
P LATIN AMERICA
S BRAZIL
H THAI
IC61 : PCM9211PTR
216-kHz digital audio interface transceiver (DIX) with stereo ADC and routing
PLL
DIT
MPO0/1
SELECTOR
MPIO_B
SELECTOR
MAIN
OUTPUT
PORT
ADC
Com. Supply
AUXIN1
ADC Standalone
ADC Mode
Control
MPIO_C
SELECTOR
OSC
SPI/I 2 C
INTERFACE
Reset and
Mode
Set
Divider
XMCKO
Divider
GPIO/GPO
Data
ADC
ANALOG
DIR
ANALOG
DIR
ANALOG
ALL
Function
Control
DIT CS
(48-bit)
DIR CS
(48-bit)
DIR
Interrupt
DIR
PC and PD
All Port
IS Calculator
Is Calculator
DIR
IS Calculator
MPIO_A
MPIO_B
MPIO_C
MPO1
MPO0
REGISTER
POWER SUPPLY
XMCKO
(To MPIO_A and MPO0/1)
SBCK/SLRCK
(To MPIO_A)
Secondary SCK/LRCK
EXTRA DIR FUNCTIONS
Divider
Selector
ERROR DETECTION
Flags
Validity Flag
User Data
BFRAME Detection
Channel Status Data
Interrupt System
Non PCM DETECTION
DTS-CD/LD Detection
ADC Clock
(SCK/BCK/LRCK)
DIR
ADC
DITOUT
RECOUT1
AUXOUT
AUXIN2
RECOUT0
AUTO
DIR
ADC
DOUT
RXIN7
SCKO/BCK/LRCK
AUXIN0
AUXIN1
AUXIN2
Clock/Data
Recovery
Lock
Detection
Lock:DIR
Unlock:ADC
33
35
32
31
30
29
28
3
4
5
6
37 RXIN0
RXIN0
RXIN1
RXIN2
RXIN3
RXIN4
RXIN5
RXIN6
RXIN7
RXIN8
RXIN9
RXIN10
RXIN11 RECOUT0
RECOUT1 DITOUT
RXIN1
RXIN2
RXIN3
RXIN4/ASCKIO
RXIN5/ABCKIO
RXIN6/ALRCKIO
FILT
RXIN7/ADIN0
AUXIN0
MPIO_A0
MPIO_A1
MPIO_A2
MPIO_A3
SCKO
BCK
LRCK
DOUT
MPO0
MPO1
MPIO_B0
MPIO_B1
MPIO_B2
MPIO_B3
48
47
44
VINL
VINR
VCOM
7
8
9
10
MPIO_C0
MPIO_C1
MPIO_C2
MPIO_C3
39
40
25
24
34
27
46
23
26
XTI
XTO
MS/ADR1
MDO/ADR0
MC/SCL
MDI/SDA
RST
MODE
VCCAD AGNDAD VCC DVDD AGND DGND VDDRX
MPIO_A
SELECTOR
43
AUTO
DIR
ADC
AUXIN0
AUXIN1
AUXIN2
AUTO
DIR
ADC
AUXIN0
AUXIN1
AUXIN2
20
19
18
17
15
11
12
13
14
ERROR/INT0
NPCM/INT1
1
2
16
45 22
GNDRX
38 21 42 41 36
IBIAS
ERR
FB
EN
BST
OUTPUT
VIN
SW
GND
OPEN
SHUTDOWN
COMP
SS
VREF
VREG
OSC
TSD
S
DRV
R
LOGIC
SLOPE
Soft Start
UVLO
VCC
5V
12V
7
5
PWM
OCP
LVS
LVS
6
8
4
3
2
1
IC66 : BD7542F-E2
Input/output full swing CMOS operational amplifier
–
+
–
+
8 7 6 5
1 2 3 4
OUT1 IN1+ IN1- V
SS
V
DD
OUT2 IN2+ IN2-
CH1
CH2
IC67, 68 : BD9328FJ
1ch step-down DC/DC converter
V
DD
CE
Pin No.
1
2
3
4
5
Symbol
V
OUT
GND
CE
NC
V
DD
Description
Output Pin of Voltage Regulator
Ground Pin
Chip Enable Pin
No Connection
Input Pin
Vref
5 4
2 1
Current Limit
V
OUT
GND
IC65 : R1172H121D-T1-F
CMOS-based positive-voltage regulator IC
V
DD
CE
Pin No.
1
2
3
4
5
Symbol
CE
GND
NC
V
DD
V
OUT
Description
Chip Enable Pin ("H" Active)
Ground Pin
No Connection
Input Pin
Output Pin
Vref
4 5
1 2
Current Limit
V
OUT
GND
IC70 : R1172H501D-T1-F
Voltage regulator
V
DD
CE
Vref
4 3
1 2
Current Limit
V
OUT
GND
Pin No.
1
2
3
4
Symbol
V
OUT
GND
CE
V
DD
Description
Output Pin
Ground Pin
Chip Enable ("H" Active)
Input Pin
IC64, 69 : RP130Q331D-TR-F
Voltage regulator
IC71 : TC7WH125FK
Dual bus buffer
1 G1
2 A1
3 Y2
4 GND
8 Vcc
7 G2
6 Y1
5 A2
A
udio Int
erf
ace
IC63 : PCM5101PWR
106 dB audio selector DAC with 32-bit, 384 kHz PCM interface
14
Zero
Data
Detector
Advanced Mute Control
Current
Segment
DAC
Clock Halt
Detection
PLL Clock
UVP/Reset
DIN (I
2
S)
15 LRCK
13 BCK
12
3,9,19
2 4 5
20
8
1
SCK
VNE
G
C
AMP
C
APP
GND
DVDD (3.3V)
AVDD (3.3V)
CPVDD (3.3V)
OUT L
OUT R
POR Ch. Pump
Power
Supply
8x Int
er
polation F
ilt
er
Analog
Mut
e
Analog
Mut
e
32 bit Δ∑ Modulat
or
Current
Segment
DAC
6
7
DIR/ADC
to DIGITAL 4/4
to DIGITAL 1/4
to DIGITAL 4/4
to DIGITAL 1/4
to DIGITAL 1/4
to DIGITAL 4/4
to DIGITAL 2/4
to DIGITAL 1/4
to DIGITAL 1/4
to DIGITAL 4/4
to DIGITAL 2/4
to DIGITAL 1/4
No replacement part available.
to DIGITAL 1/4
to DIGITAL 1/4
to OPERATION (11)_W4271
Page 75 K5
to OPERATION (4)_CB436
Page 76 J3
to MAIN (9)_W2761
Page 78 B9
to MAIN (3)_W2781
Page 78 N7