Yamaha R-N602, Service Manual

Page: 75 / 109

A
1
2
3
4
5
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7
8
9
10
B C D E F G H I J K L M N
75
DIGITAL 3/3
R-N602
★
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。
5.1
0
0
0
0
1
2
3
4
5
6
7
8
D I G I T A L 3 : N C P U
V r e t u r n
to 001.sht
(CPU)
to 002.sht
(CPU)
+ D A T A
D i f f e r e n t i a l I m p e d a n c e 1 0 0 o h m
DBG_TXD
E t h e r n e t
D E B U G
E M C
f o r F i x W i F i A n t .
from 002.sht
(DIR)
A p p l e C o P r o c e s s o r
to 002.sht
(DIR)
G N D
+3.3VMMC
V C C
to OPE()
R S T
S C L
S D A
F G
USB power protection
DBG_RXD
Z F 2 8 6 6 0
GND
N C P U _ M C K : 2 4 . 5 7 6 M H z
H A N R U N
from 002.sht
(DIR)
Z F 2 8 6 7 0
+ 5 W L A N
S U N J U N
+ 5 N E T
+ 5 N E T
2 5 m A
+ 5 W L A N
1 0 0 0 m A
D G N D
G D I R I / O
L L B A
L H A B
H X H i Z
D i f f e r e n t i a l I m p e d a n c e 9 0 o h m
- D A T A
N C P U _ Z _ A U P _ M C K X
N C P U _ Z _ A U P _ W C K X
N C P U _ Z _ A U P _ S D X 0
N C P U _ A U P _ M C K X
G N D
2 4 . 5 7 6 M H z
A P _ S C L
G N D N C P U _ A U P _ B C K X
N C P U _ A U P _ W C K X
N C P U _ A U P _ S D X 0
N C P U _ A U P _ S D X 2
N C P U _ D B G _ R X D
N C P U _ A U P _ S D X 3
N C P U _ A U P _ S D X 1
N C P U _ Z _ A U P _ B C K X
E T H _ T X _ M
E T H _ R X _ P
A P _ S D A
+ 3 . 3 V M M C
U S B _ V B U S
N C P U _ V B U S D R V
N C P U _ P H O L D
N C P U _ A D T _ M U T E
N C P U _ D B G _ T X D
N C P U _ N _ I N T
N C P U _ M U T E 1
N C P U _ M U T E 0
E T H _ R X _ M
E T H _ T X _ P
N C P U _ S P I _ S C K
N C P U _ S P I _ M O S I
N C P U _ S P I _ N _ C S
N C P U _ R X D
N C P U _ M C K
N C P U _ B C K
G N D
N C P U _ W C K
N C P U _ S D 0
N C P U _ S D 1
U S B _ D P
U S B _ D M
N C P U _ N _ R S T
N C P U _ S P I _ M I S O
N C P U _ T X D
G N D
D I R _ A D T _ M C K
D I R _ A D T _ S D 0
D I R _ A D T _ W C K
D I R _ A D T _ B C K
N C P U _ S P I _ S C K
I C 9 5 7
M F I 3 3 7 S 3 9 5 9
A S i d e
1
2
3
4 5678
N C P U _ B C K
ST952
+3.3VMMC
N C P U _ S P I _ N _ C S
H R 9 0 3 1 2 5 C
C B 9 5 2
1
2
3
4
5
6
7
8
N C P U _ S D 0
N C P U _ N _ R S T
L 9 5 0 3
E X C 2 4 C E 9 0 0 U
1 4
3 2
C 9 5 2 2 n o _ u s e
N C P U _ M C K
G N D
R9506
no_use
R 9 6 0 5
4 7 X 4
1 2 4
5 7 8
3
6
N C P U _ M U T E 1
D9502 no_use
N C P U _ W C K
N C P U _ M U T E 0
+ 3 . 3 D I R
D G N D
N C P U _ R X D
C B 9 5 4
n o _ u s e
Q 9 5 0 2
D T C 0 4 4 E U B T L
N C P U _ T X D
D G N D
D9501
A V R L 1 6 1 A 1 R 1 N T B
no_use
L 9 5 0 5
E X C 2 4 C E 9 0 0 U
1 4
3 2
N C P U _ V B U S D R V
DGND
L 9 5 0 4
E X C 2 4 C E 9 0 0 U
1 4
3 2
+ 3 . 3 V M M C
N C P U _ P H O L D
D G N D
A S i d e
C9504
no_use
S T 9 5 3
Z P 5 1 4 5 0
D G N D
R9519 4.7K
+ 5 N E T
U S B _ V B U S _ P O N
R9518
4.7K
C 9 5 2 8
n o _ u s e
R 9 5 0 3
1 0 K
C9521
0.1/10(BJ)
D G N D
IC958
TC74LCX245FT(EL
1
D I R
2
A 1
3
A 2
4
A 3
5
A 4
6
5 A
7
6 A
8
7 A
9
8 A
10
D N G
11
8 B
12
7 B
13
6 B
14
5 B
15
4 B
16
B 3
17
B 2
18
B 1
19
G
20
V C C
R 9 5 0 2
2 2
C B 9 5 1
1 3 4 2 0 3 5 6 0 W 3
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
D G N D
R9507
no_use
C 9 5 0 2
0 . 1 / 1 0 ( B J )
D G N D
D G N D
D9503
no_use
D I R _ A D T _ S D 0
+ 5 N E T
A S i d e
D I R _ N _ P O N
D I R _ A D T _ M C K
C9506
1000P(B)
D G N D
N C P U _ S P I _ M O S I
D I R _ A D T _ B C K
D G N D
D G N D
N C P U _ S P I _ M I S O
D I R _ A D T _ W C K
D G N D
U S B _ V B U S _ P R T
+ 5 N E T
D G N D
D G N D
N C P U _ N _ I N T
A S i d e
R9517 4.7K
N C P U _ A D T _ M U T E
C 9 5 2 5
1 0 0 0 P ( B )
+ 5 N E T
N C P U _ S D 1
0
J9503
D G N D
R 9 6 0 2
3 3 X 4
12
4 5
7
8
3 6
C952
9
22P(CH)
C9530
22P(CH)
C9531
22P(CH)
C9532
22P(CH)
DGND
C9533
22P(CH)
C B 9 5 3
P H L
1
2
3
4
5
J 9 5 0 4
n o _ u s e
D G N D
D G N D
D G N D
R 9 6 0 9
3 3
R 9 6 1 0
3 3
ST954
0
J 9 5 0 5
0
J 9 5 0 6
R A L 0 3 5 P 0 1
Q 9 5 0 1
1 2 3
4 5 6
0
J9507
0
J 9 5 0 8
0
J 9 5 1 0
0
J9511
0
J 9 5 0 2
R9501
4.7K
R9520 100K R9521 100K
R9611
100K
R9612
100K
R9613
100K
R9614
100K
C9523
0.1/16
C9526
0.1/16
J9501 no_use
C9508
no_use
C9509
no_use
C9507
no_use
P N 9 5 1
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
(model)
B BRITISH
J
SOUTH EUROPE E
V
TAIWAN
F RUSSIAN
P LATIN AMERICA
S BRAZIL
H THAI
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
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
IC958 : TC74LCX245FT
Low voltage octal bus transceiver
with 5-V tolerant inputs and outputs
A1
A2
A3
A4
A5
A6
A7
A8
1
2
3
4
5
6
GND
DIR
OE
B1
B2
B3
B4
B5
B6
B7
B8
Vcc
7
8
9
10
20
19
18
17
16
15
14
13
12
11
Details of colored lines
Red / full line: Power supply (+)
Red /dashed line: Power supply (-)
Orange: Signal
detect
Yellow: Clock
Green: Protection
detect
Brown: Reset signal
Blue: Panel key input
iPod
AUTHENTICATION IC
No replacement part available.
サービス部品供給なし
to DIGITAL 2/3
to DIGITAL 2/3
to DIGITAL 2/3
to DIGITAL 2/3
to DIGITAL 1/3
NETWORK
to OPERATION (11)_W4272
Page 76 M5
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