Yamaha PX10 Service Manual page 140

A B C
■AUDIO 001 CIRCUIT DIAGRAM (PX10/PX8/PX5/PX3)
1
I N
S T 4 0 1 S T 4 0 2
G N D F
B L M 1 8 R K 1 0 2 S N 1 D
J K 4 0 3
M S J - 0 6 4 - 0 5 B
T P 4 3 7
6 N F M 4 1 C C 1 0 2 R 2 A 3 L
1
5
4
L 2
2
R 3
I N P U T
7 T P 4 3 8
N F M 4 1 C C 1 0 2 R 2 A 3 L
C H A
8 1
9
G N D 1
INPUT A
B L M 1 8 R K 1 0 2 S N 1 D
3
1 2
J K 4 0 1
3 N C 3 F A A H 1 - Y - D
J K 4 0 4
M S J - 0 6 4 - 0 5 B
6
5
B L M 1 8 R K 1 0 2 S N 1 D
4
L 2 T P 4 3 9
N F M 4 1 C C 1 0 2 R 2 A 3 L
R 3 1
7
I N P U T
8
C H B
9
4
G N D 1
T P 4 4 0
N F M 4 1 C C 1 0 2 R 2 A 3 L
INPUT B
1
3
1 2
B L M 1 8 R K 1 0 2 S N 1 D
J K 4 0 2
N C 3 F A A H 1 - Y - D
5
W 4 0 1 + 3 . 3 D + 5 . 5 A
5 P - S A N
1
+ 5 . 5 A
2 Z 4 0 6
to PF-CB405
A G
J C 3 . 0
3
+ 3 . 3 D
<P.16 K:6>
4 Z 4 0 5
D G
J C 3 . 0
5
S Y N C
6
G N D F
SYNC
001:Q10
C B 4 0 2
7 8 1 1 9 - 1 3 6 8
T P 4 0 1
7 1
D G
T P 4 0 2
2
D G
T P 4 0 3
3
/HI-TEMP 003:O12
/ H I - T E M P
B L M 2 1 P G 6 0 0 S N 1 D
T P 4 0 4
4
AUDIO-ID 001:J11
A U D I O - I D L 4 0 3
T P 4 0 5
5
PS-ID0 003:O11
P S - I D 0
T P 4 0 6
6
P S - I D 1 PS-ID1 003:O11
T P 4 0 7
7 T-SENSE 003:Q2
T - S E N S E
T P 4 0 8
8
D G
C 4 8 3
T P 4 0 9 L 4 1 5
9
SDA-DP2 002:A8
S D A - D P 2
8
C 4 8 4
T P 4 1 0 L 4 1 6
1 0
SCL-DP2 002:A8
S C L - D P 2
T P 4 1 1
1 1
D G
T P 4 1 2
1 2
/ P R O T - B /PROT-B 002:A8
C 4 8 5
T P 4 1 3 L 4 1 7
Z 4 0 3
1 3
/ A M P - M U T E - B /AMP-MUTE-B 002:A8
J C 3 . 0
T P 4 1 4
1 4 /PROT-A 002:A8
/ P R O T - A
T P 4 1 5
1 5 003:E10
/CLIP-B 002:A10
/ C L I P - B
T P 4 1 6
1 6
/CLIP-A 002:A10
/ C L I P - A 003:O12
C 4 8 6
T P 4 1 7 L 4 1 8
1 7
/AMP-MUTE-A 002:A8
/ A M P - M U T E - A
9 T P 4 1 8
1 8
D G
C 4 8 7
T P 4 1 9 L 4 1 9
1 9
/ E V O L - C S /EVOL-CS 001:H8
C 4 8 8
T P 4 2 0 L 4 2 0
2 0 G N D F
E V O L - M O S I EVOL-MOSI 001:H8
C 4 8 9
T P 4 2 1 L 4 2 1
2 1
EVOL-SCK 001:H8
E V O L - S C K
C 4 9 0
T P 4 2 2 L 4 2 2
2 2
/ADDA-RST 001:P3
/ A D D A - R S T
T P 4 2 3
2 3
D G
T P 4 2 4 C O M
2 4
D S P - S T A T U S DSP-STATUS 001:H6
C 4 9 1
T P 4 2 5 L 4 2 3
2 5
/ D S P - M U T E /DSP-MUTE 001:H6 I N
C 4 9 2
T P 4 2 6 L 4 2 4 N J M 7 9 M 0 5 D L 1 A ( T E
10 2 6 /DSP-RST 001:H6
/ D S P - R S T
T P 4 2 7
2 7
/DSP-IRQ 001:J10
/ D S P - I R Q
D 4 0 1
T P 4 2 8
2 8 R B 5 2 1 S - 3 0 T E 6 1
D G
- 1 5 A
C 4 9 3
T P 4 2 9 L 4 2 5
2 9 REGULATOR -5V
SCL-SPR 001:J10
S C L - S P R
C 4 9 4
T P 4 3 0 L 4 2 6
3 0
S D A - S P R SDA-SPR 001:J10
T P 4 3 1
3 1
D G
C 4 9 5
T P 4 3 2 L 4 2 7
3 2
P O F F - R E Q
T P 4 3 3
3 3
D G
T P 4 3 4
3 4
/PWR-OFF 001: Q 4 0 1
11 / P W R - O F F
F11
T P 4 3 5
3 5
D G
T P 4 3 6 Z 4 0 1
3 6
D G
J C 3 . 0
L 4 1 5 - L 4 2 7
: B L M 1 8 B B 1 2 1 S N 1 D
D T C 1 4 3 E K A
to FPN-CB105
C 4 8 3 - C 4 9 5
: 1 0 0 P ( S L )
<P.14 A:1>
D G
12
28CC1-2001158965-1
10
D E F G
A v = - 1 5 . 9 d B
D 4 1 9
F c = 1 4 6 k H z
D B 3 J 3 1 4 F 0 L
T P 4 5 0
L 4 1 0
C 4 2 1
6 8 0 P ( S L )
F I 4 0 1
T P 4 4 3
C 4 1 1 - 5 A
R 4 0 7 R 4 2 1 R 4 2 7
3
1 0 K 1 . 5 K 1 2 0
2 2 / 5 0
2
( D ) ( D ) T P 4 4 8 ( D )
N J M 2 0 6 8 M D - T E 2
F I 4 0 2 C 5 0 5
R 5 1 6
6
C 4 1 2 I C 4 0 3
R 4 0 8
3 4 7
7
2 2 / 5 0
1 0 K
5
2 2 2 / 5 0 OP AMP
( D ) T P 4 4 4
L 4 1 1
I C 4 0 3
8
T P 4 4 1 + 1 5 A
V +
C 4 2 4 C 4 2 5
0 . 1 0 . 1
V -
- 1 5 A
4
I C 4 0 3
A v = - 1 5 . 9 d B
F c = 1 4 6 k H z
L 4 1 2
T P 4 5 1
C 4 2 2
F I 4 0 3 6 8 0 P ( S L )
T P 4 4 5
C 4 1 3
R 4 0 9 R 4 2 2 R 4 2 8
3
1 0 K 1 . 5 K 1 2 0
2 2 2 / 5 0
( D ) ( D ) T P 4 4 9 ( D )
N J M 2 0 6 8 M D - T E 2
F I 4 0 4 C 5 0 6
R 5 1 7
2
I C 4 0 3
C 4 1 4
R 4 1 0
3 1 4 7
2 2 / 5 0
1 0 K 3 OP AMP
2 2 2 / 5 0
( D ) T P 4 4 6
L 4 1 3
T P 4 4 2
2-CHANNEL ELECTORONIC VOLUME
Z 4 0 4
J C 0 . 5
E - V O L
T P 5 0 0 T P 5 0 2
I C 4 2 2
A G 1 R 5 3 7 R 5 3 8
1 3 2
InA1 InB1
0 0
2 3 1
InA2 InB2
3 3 0
InA3 InB3
4 2 9
InA4 InB4
5 2 8
GND GND
C 5 0 7 C 5 0 8
6 2 7
CAP_A CAP_B
E - V O L
1 0 0 / 1 6 7 2 6 1 0 0 / 1 6
< < D e v i c e S p e c i f i c a t i o n s > >
T P 5 0 1 GND GND T P 5 0 3
- 9 5 d B t o + 3 1 . 5 d B / 0 . 5 d B S t e p R 5 3 9 R 5 4 0
8 2 5
OutA OutB
< < P r o d u c t S p e c i f i c a t i o n s > >
3 9 3 9
9 2 4
- 9 5 d B t o + 1 6 d B / 1 d B S t e p
VDDOUT ADR1
1 0 2 3
DATA ADR0
1 1 2 2
CLOCK V+
1 2 2 1
LATCH V-
1 3 2 0
GND GND
1 4 1 9
Tr1a Tr1b
LDO REGULATOR +5V
+ 5 A
1 5 1 8
Ba1a Ba1b
1 6 1 7
T P 5 0 5 Ba2a Ba2b
D 4 1 1 T P 4 5 3
C 5 0 9
R B 5 2 1 S - 3 0 T E 6 1
I C 4 0 6 2 2 / 5 0
B D 0 0 H C 0 W E F J - E 2
8 1
T P 5 0 7
VCC VO
7 2
N.C. FB
6 3
N.C. GND
5 4
EN N.C.
T P 5 0 9
F I N
T P 5 1 1
M o d e l P C B N o .
R 5 2 5
+ 5 A : 0 . 8 * ( 1 + 4 . 7 + 0 . 5 6 ) / 1 = 5 . 0 0 8 V
P X 1 0 Z P 5 9 8 7 0 M o u n t
/DET-PLG
P X 8 Z P 5 9 8 8 0 -
+ 3 . 3 D
/PS-POFF
P X 5 Z P 6 2 7 4 0 -
P X 3 Z P 6 2 7 5 0 -
T P 4 4 7
T P 4 8 5 T P 4 8 6 T P 4 8 7 T P 4 8 8
T P 4 9 9
Q 4 0 2
R 4 1 4
2 2 K
O U T
T P 5 1 4 G N D D P
I C 4 0 1
T P 4 9 7
7 0 m A I d e n t i f i c a t i o n m a r k i n g r e s i s t a n c e o f P C B
- 5 A
INVERTER
I C 4 1 9
2 4
/PWR-OFF 001:B11
T C 7 S H 0 4 F U
/POFF-REQ 002:N11
+ 5 . 5 A
I C 4 1 9
5
+ 3 . 3 D
V +
Q 4 0 5
Q 4 0 3
T P 4 9 8
V -
D G
3
I C 4 1 9
D T C 1 4 4 E K A
4
H I J
A v = - 6 d B
F c = 8 4 k H z
T P 4 6 0
R 4 4 8 R 4 5 2
T P 4 9 0
+ 5 A
2 . 7 K( D ) 1 0 0 ( D )
C 4 4 3
T P 4 8 9
6 8 0 P ( S L )
C 4 3 5 N J M 2 0 6 8 M D - T E 2
R 4 3 9
R 4 5 3
5 . 6 K T P 4 9 1 2
4 7 / 2 5 + 5 A I C 4 0 9
( D ) R 4 4 1
1 0
8 2 0 3
( D ) OP AMP
D 4 2 5
I C 4 0 9 D B 3 J 3 1 4 F 0 L
8
A v = 0 d B
+ 1 5 A
V +
F c = 7 3 k H z
T P 4 5 7
C 4 4 5
C 4 3 2 C 4 3 4
3 9 0 P ( S L )
0 . 1 / 1 6 0 . 1 / 1 6
R 4 4 9
5 . 6 K( D )
V -
- 1 5 A
T P 4 9 2
4 N J M 2 0 6 8 M D - T E 2
R 4 4 0
I C 4 0 9
5 . 6 K
6
I C 4 0 9
( D )
7
5
OP AMP
C 4 4 7
R 4 5 6
5 . 6 K
4 7 / 2 5 + 5 A
( D )
+ 5 A
D 4 2 6
I C 4 1 1 D B 3 J 3 1 4 F 0 L
8
+ 1 5 A
V +
C 4 3 9 C 4 4 4
0 . 1 / 1 6 0 . 1 / 1 6
V -
- 5 A
- 1 5 A
4
R 4 5 7
I C 4 1 1
5 . 6 K
( D )
001:B10 DSP-STATUS
001:B10 /DSP-MUTE
001:B10 /DSP-RST T P 4 6 1
D S P
T P 5 0 6
1 0 / 1 0
+ 5 A + 1 . 8 D
4 . 7 / 6 . 3
R 4 4 3
1 2 4
GPIO5 OPEN
DSP(SPR-2)
3 9
2 2 3
GPIO4 DVSS
R 4 4 4 S P R 2
3 2 2
GPIO3 TESTb
- 5 A
3 9
G N D
4 2 1
T P 4 5 5
R 5 4 1 DVSS GPIO11
/EVOL-CS 001:B9
R 5 2 0 0
5 2 0
3 9 GPIO2 DVDD18
Y S S 9 5 2 - Q Z E 2 A
R 5 4 2
R 5 2 1 0 6 1 9
EVOL-SCK 001:B9
GPIO1 IRQ_N
I C 4 1 0
3 9
R 5 2 2 0
7 1 8
R 5 4 3
EVOL-MOSI 001:B9 GPIO0 DVSS
S l a v e A d d r e s s : 0 x 6 C
C 4 4 0
3 9
8 1 7
PLLVDD OPEN
0 . 1 / 1 0
R 4 4 2
R e s i s t o r M o u n t
3 9
R 5 2 6 R 5 2 7 R 5 2 8
T P 4 5 4
- - -
C 4 3 7
M o u n t - - R 4 5 0
4 . 7 / 6 . 3
- M o u n t - 1 M
D S X 3 2 1 G
- - M o u n t X L 4 0 1 T C 7 S H 0 4 F U
INVERTER
3 4
2 1
REGULATOR +1.8V
2 4 . 5 7 6 M H Z
+ 3 . 3 D ( 3 0 p p m )
R B 5 2 1 S - 3 0 T E 6 1
D 4 1 6
D G
4 3
001:B10 SDA-SPR
1 2
001:B10 SCL-SPR
I C 4 2 0
001:B10 /DSP-IRQ
R P 1 3 0 Q 1 8 1 D - T R - F
+ 3 . 3 D
I C 4 2 1
INVERTER
5
+ 3 . 3 D
V +
002:A6
C 4 3 6
AUDIO-ID 001:B7
0 . 1 / 1 0
+ 3 . 3 D
V -
3
I C 4 2 1
Z 4 0 7
J C 3 . 0
P C B A U D I O
A U D I O I D
F G 3 P X 1 0 P X 8 P X 5 P X 3
G N D F
R 4 4 6 3 . 3 K 3 . 3 K 3 . 3 K 3 . 3 K
R 4 4 7 1 5 K 5 . 6 K 2 . 2 K 8 2 0
: Not installed （ 未実装）
K L M N
+ 5 A
A D C
M C L K = 2 5 6 f s
f s = 4 8 K H z
L e f t j u s t i f i e d 2 4 b i t
H P F o n
S l a v e M o d e
I C 4 1 7
1 2 8
VREFL VREFR
2 2 7
AGNDL AGNDR
C 4 6 5
R 4 6 1
3 2 6
VCOML VCOMR
6 8
0 . 2 2 / 1 6
4 2 5
VINL+ VINR+
5 2 4
VINL- VINR-
R 4 6 2
6 2 3
FMT0 AGND
6 8
7 2 2
FMT1 VCC
8 2 1
S/M OVFL
9 2 0
OSR0 OVFR
1 0 1 9
OSR1 RST
A v = - 6 d B
F c = 8 4 k H z 1 1 1 8
T P 4 6 6
OSR2 SCKI
R 4 6 9 R 4 7 2
1 2 1 7
T P 4 9 4
BYPAS LRCK
2 . 7 K( D ) 1 0 0 ( D )
+ 3 . 3 D 1 3 1 6
C 4 5 4 B L M 2 1 P G 3 0 0 S N 1 D
DGND BCK
T P 4 9 3 L 4 0 7
1 4 1 5
6 8 0 P ( S L ) VDD DATA
N J M 2 0 6 8 M D - T E 2
ADC
R 4 7 4
T P 4 9 5 2
I C 4 1 1
R 4 6 3
0
1
8 2 0
3
( D )
OP AMP
C 4 0 7
0 . 0 1 ( B )
A v = 0 d B
F c = 7 3 k H z D G
T P 4 6 4
C 4 5 5
3 9 0 P ( S L )
R 4 8 2
R 4 7 0
6 8
5 . 6 K( D )
T P 4 9 6
N J M 2 0 6 8 M D - T E 2
R 4 8 3
6
I C 4 1 1
7 6 8
5
OP AMP
L 4 0 4 : B L M 2 1 P G 6 0 0 S N 1 D
+ 3 . 3 D
T P 4 6 3
D A C
C 4 3 1
T P 4 6 5
M C L K = 5 1 2 f s T P 4 7 3
f s = 4 8 K H z
1 0 / 1 0
L e f t j u s t i f i e d
C 5 0 2 T P 4 6 2
2 4 b i t
+ 5 A D G
C 5 0 3 H P F o n R 4 8 8
S l a v e M o d e
2 . 7 K
1 0 / 1 0 T P 4 6 9
( D )
C 5 0 4 I C 4 1 6
1 1 6
MCLK DZFL T P 4 7 0
R 4 7 5 R 4 8 9
1 0 / 1 0 2 1 5
BICK DZFR
3 9
R 4 8 0 2 . 7 K
3 1 4
( D ) T P 4 7 5
SDTI VDD
3 9
R 4 6 7 R 4 7 6
4 1 3
LRCK VSS
6 8 3 9
5 1 2
PDN AOUTL+
T P 5 0 8
C 4 5 3 6 1 1
CSN AOUTL-
C 5 1 8
7 1 0
CCLK AOUTR+
0 . 1 / 1 6
8 9
CDTI AOUTR-
I C 4 1 5
DAC
A G 2 G N D F
+ 3 . 3 D T P 4 7 4
V +
1 4
T P 5 0 4
R 4 9 0
2 . 7 K
T P 4 7 1
( D )
I C 4 1 2 I C 4 1 5
R 4 7 3
I C 4 2 1 7
T P 4 7 2
2 4 3 9 D G V -
R 4 9 1
2 4
T C 7 S H 0 4 F U
I C 4 1 5
2 3
2 . 7 K
D C K
( 7 6 8 k H z ) ( D ) T P 4 7 6
1 4
I C 4 1 2 C L R P R
+ 3 . 3 D
5
+ 3 . 3 D Q Q
V + 5 6
T P 5 1 3
1 2 1 1 Q 4 0 6
D C K
1 3 1 0
C L R P R
Q Q
9 8 I C 4 2 3
V - D 4 1 3
D G
R 4 8 6
3
D G
I C 4 1 2 2 4
0
Q 4 0 7 T C 7 S H 0 4 F U
I C 4 1 5
T C 7 4 V H C 7 4 F T ( E L ,
D e f a u l t n o _ u s e
P a r t s M o u n t a t t h e D P 2 0 0 S l a v e M o d e
C L O C K D I V I D E R
T P 4 6 8
I C 4 1 4 - 5 A
R 4 7 1
CLOCK
3 9
7 6 8 k H z
2 3
L E V E L S H I F T E R
D C K
1 4
Q 4 0 8
C L R P R
Q Q
5 6
( 3 8 4 k H z )
C 4 5 7
0 . 1 / 1 6 D-FF
1 2 1 1
D C K
1 4 7
1 3 1 0
V + V - C L R P R
- 5 A ( 1 9 2 k H z )
Q Q
I C 4 1 4 I C 4 1 4
9 8
I C 4 1 4
T C 7 4 V H C 7 4 F T ( E L ,
G N D C
■AUDIO 001 CIRCUIT DIAGRAM (PX10/PX8/PX5/PX3)
O P Q
PX10/PX8/PX5/PX3
+ 5 A
C 4 6 9
0 . 2 2 / 1 6
+ 5 A
L 4 0 9
B L M 2 1 P G 3 0 0 S N 1 D
/ADDA-RST 001:B10
R 5 0 3 3 9
R 5 0 4 3 9
R 5 0 5 3 9
R 5 0 6 6 8
T P 5 1 0 T P 4 8 2
R 5 0 0 R 5 1 2
3 . 9 K( D ) 8 2 0( D )
T P 4 7 7
C 4 7 6
R 4 9 6
6 . 8 K( D ) 2 2 0 P
N J M 2 0 6 8 M D - T E 2
C 4 9 8
R 5 1 8
T P 4 7 8
2 LPFA 002:A1
I C 4 1 8
R 4 9 7
1 0 0
1
2 2 / 5 0
6 . 8 K( D ) 3
A v = + 4 . 6 d B
F c = 6 0 k H z I C 4 1 8
8
OP AMP + 1 5 A
V +
C 4 7 8 C 4 7 9
0 . 1 0 . 1
V -
- 1 5 A
4
T P 5 1 2 T P 4 8 1
I C 4 1 8
R 5 0 1 R 5 1 4
3 . 9 K( D ) 8 2 0( D )
T P 4 7 9
C 4 7 7
R 4 9 8
6 . 8 K( D ) 2 2 0 P
N J M 2 0 6 8 M D - T E 2
C 4 9 9
R 5 1 9
T P 4 8 0
6 LPFB 002:A11
I C 4 1 8
R 4 9 9
7 1 0 0
2 2 / 5 0
6 . 8 K( D ) 5
A v = + 4 . 6 d B
F c = 6 0 k H z
OP AMP
C 5 1 9
0 . 1 / 1 6
V + V -
D G - 5 A
7 6 8 k H z
5 3
002:A5
G N D D P I C 4 2 3 I C 4 2 3
C L K I N S
003:O11
SYNC 001:B6
+ 3 . 3 D T P 4 8 3 P S - C L O C K T P 4 8 4
1 9 2 k H z 3 8 4 k H z
Q 4 0 9 Q 4 1 1
D 4 1 4 D 4 1 5
Q 4 1 0
G N D F