Yamaha R-N602 Service Manual page 76

A B C
R-N602
OPERATION 1/3
1
2
F L 1 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 2 0 2 1 2 2 2 3 2 4
3
2 0 1 9
P 1 8 I
2 1
P 1 9
2 2
Q 4 0 0 2 Q 4 0 0 4 Q 4 0 1 0
P 2 0
2 3
P 2 1
2 4
P 2 2
2 5
P 2 3
2 6
P 2 4
2 7
P 2 5
2 8
P 2 6
2 9
P 2 7
3 0
P 2 8
3 1
P 2 9
3 2
P 3 0
4 3 3
P 3 1 I
3 4
P 3 2
3 5
P 3 3
3 6
P 3 4
3 7
P 3 5
3 8
Q 4 0 0 1 Q 4 0 0 3 Q 4 0 0 5
G 2 0 I
3 9
G 1 9
4 0
4 1 4 2
5
6
7
8
9
10
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
★ Components having special characteristics are marked ⚠ and must be replaced
● ⚠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、
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
● 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。
76
D E F
V 4 0 0 1 0 2 0 M T 0 0 8 G N K
2 9 3 0 3 1 3 2 3 3 3 4 3 5 3 6 3 7 3 8 3 9 4 0 4 1 4 2 4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0 6 1 6 2 6 3 6 4 6 5
+ V P _ F L
+ 3 . 3 D S P
1 8 1 7 1 6 1 5 1 4 1 3 1 2 1 1 1 0 9 8 7 6 5 4 3 2 1
V P
8 0
D G
7 9
L G
7 8
V D D
7 7
O S C 1 4 . 0 0 0 M H Z C 4 0 1 0
7 6
O S C 0 3 3 P ( C H )
7 5
X L 4 0 1 C 4 0 1 1
S Y N C I
7 4
3 3 P ( C H )
D M Y - G N D
7 3
M / S
7 2
M L 9 2 8 6 - 0 3 G A Z 0 A R D M Y - V D D
7 1
Y F 8 5 5 A 0 D O
7 0
/ R E S E T
I C 4 0 1
6 9
/ C P
6 8
D A
6 7
/ C S
6 6
S Y N C O
6 5
X O U T
6 4
C 4 0 0 6
V D D
6 3
L G 0 . 1 / 1 6
6 2
D G
6 1
4 3 4 4 4 5 4 6 4 7 4 8 4 9 5 0 5 1 5 2 5 3 5 4 5 5 5 6 5 7 5 8 5 9 6 0
F G 1
+ 3 . 3 M
T U N I N G P R E S E T B A N D C L E A R
K E Y 1 R 4 0 6 6 R 4 0 0 8 R 4 0 6 8 R 4 0 1 3 R 4 0 1 5 R 4 0 1 7 R 4 0 1 8
1 K 1 K 1 . 5 K 1 . 8 K 2 . 2 K 3 . 3 K 4 . 7 K
F G 1
D G N D
F R S T
J 4 0 0 1 R 4 0 0 6 R 4 0 6 7 R 4 0 1 1 R 4 0 1 4 R 4 0 1 6
K E Y 2
1 K 1 K 1 . 5 K 1 . 8 K 2 . 2 K
M E M O R Y MODE DISPLAY D I M M E R S P A S P B
C 4 0 0 2 , 4 0 0 3 C o u n t e r m e a s u r e s o f D i s c h a r g e t e s t .
F G 1
Y H 3 0 0 Z R 9 6 9 2 0 J
O P E ( 1 )
Z R 9 6 9 3 0 U C
Z R 9 7 2 2 0 R
4 0 0 1 - 4 2 0 0
Y H 3 0 1 Z R 9 6 9 4 0 K
4 0 1 - 4 2 0
Z R 9 6 9 5 0 A
Z R 9 6 9 6 0 B G
Z R 9 6 9 7 0 L
W 4 0 0 1 W 4 0 0 2
D G N D
n o _ u s e F G 1 n o _ u s e
C o u n t e r m e a s u r e s o f D i s c h a r g e t e s t .
Details of colored lines
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。
G H
OPERATION (1)
Z A 8 8 9 4 0
Z J 8 0 1 0 0
6 9
Z Q 5 4 0 7 0
N E T _ R F
N E T _ R E
F R S T
+ V P _ F L
J 4 0 0 9
0 R M +
R M -
+ 3 . 3 D S P
V O L _ R A
V O L _ R B
9.2
4.6
I N _ R C
I N _ R D
4 P
M F 4 0 4 0 7
K E Y 1
N E T _ R E
N E T _ R F
R E T U R N
Remote control
sensor
D G N D
+ 3 . 3 M R P M 7 2 3 8 - H 9 R
+ 3 . 3 M
R 4 0 1 9
U 4 0 0 1
n o _ u s e
I C 4 0 2 I C 4 0 2
D 4 0 1 7
I R V +
1 4
7
I C 4 0 2 I C 4 0 2 I C 4 0 2
V -
n o _ u s e
H a n d R 4 0 2 4
1 0 0
D G N D
T C 7 4 H C 1 4 A F ( E L ) T C 7 4 H C 1 4 A F ( E L ) T C 7 4 H C 1 4 A F ( E L )
D G N D
+ 3 . 3 M + 3 . 3 M
J 4 0 0 2
0
I C 4 0 2
R 4 0 2 9
J 4 0 0 3 C 2 4 1 2 K ( Q / R / S )
Q 4 0 1 2
1 0 0 I C 4 0 2 I C 4 0 2
n o _ u s e
R 4 0 7 1 R 4 0 7 5 1 K
Q 4 0 1 1
T C 7 4 H C 1 4 A F ( E L )
1 0 K 1 0
R 4 0 2 6 R 4 0 7 6
4 . 7 K T C 7 4 H C 1 4 A F ( E L ) T C 7 4 H C 1 4 A F ( E L )
S T B Y
+ 3 . 3 M + 3 . 3 D S P
C 4 0 2 8
D G N D
C 4 0 2 6 0 . 1 / 1 6
0 . 1 / 1 6 C 4 0 2 9
0 . 1 / 1 6
C 4 0 2 2
C 4 0 2 3
C 4 0 2 4
1 0 0 P ( S L )
P S W _ D E T
J 4 0 0 6
n o _ u s e
1 0 0 P ( S L )
n o _ u s e
J 4 0 0 7
n o _ u s e
R 4 0 2 0
1 0 0 K
F G 1 F G
D G N D
W 4 0 0 8 T o D I G I T A L
M F 1 1 9 5 0
Page 73 B1
to DIGITAL_CB21
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
I J K
N O T I C E
( m o d e l ) C A P A C I T O R
J J A P A N R E M A R K S
U U . S . A N O M A R K E L E C T R O L Y T I C
C C A N A D A T A N T A L U M
R G E N E R A L N O M A R K C E R A M I C
T C H I N A C E R A M I C
K K O R E A
P O L Y E S T E R F I L M
A A U S T R A L I A
P O L Y S T Y R E N E
B B R I T I S H
M I C A
G E U R O P E
P P O L Y P R O P Y L E N E
L S I N G A P O R E
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
E S O U T H E U R O P E P O L Y P H E N Y L E N E
F L
S
V T A I W A N C A P A C I T O R
5 1 0 4 8
3.3/0 F R U S S I A N
Page 79 J1
3.3/0 W 4 0 0 6 P L A T I N A M E R I C A
M F 0 0 9 2 0
to MAIN (1)_CB205
T o
F 2 S B R A Z I L
39.6 M A I N ( 1 )
+ 4 0 F H T H A I
F 1
3.3 AC5.8 (U, R, T, K, A, B, G, L model)
AC5.4 (J model)
D G N D
0
0
0
W 4 0 0 6
C B 4 0 3
C B 4 0 4
M F 0 0 4 1 0
+ 3 . 3 D S P W 4 0 0 7
T o
M A I N ( 7 )
OPERATION (9)
D G N D
5 1 0 4 8
Page 79 E9
O P E ( 9 )
to MAIN (7)_CB275
INPUT
X R E B 1 2 5 0 5 P V B 2 5 F
J K 4 2 6
I N P U T S E L E C T O R
S W 4 2 2
O P E ( 9 )
A B C O M
PHONES
R 4 2 1 1
4 7 K
R 4 2 1 2
W 4 0 0 4 C B 4 2 2
4 7 K
+ 3 . 3 D S P + 3 . 3 D S P
I N _ R C
I N _ R D
D G N D D G N D
P H L
7 0 M M B & C
F G
SELECT
PUSH-ENTER
+ 3 . 3 D S P P N 4 0 1
S e l e c t o r ( N E T )
X R E 0 1 2 6 P V B 2 0 F I N
E N T E R
E D S W 4 1 7
n o _ u s e
A C O M B
R 4 0 7 7 R 4 0 5 0
1 0 K 4 7 K
R 4 0 7 8 R 4 0 5 1
1 0 K 4 7 K
D G N D
F G
C B 4 0 7
M F 0 0 3 1 0
+ 3 . 3 D S P W 4 0 0 5
T o Page 79 C9
P D _ L E D
M A I N ( 8 )
D G N D to MAIN (8)_CB276
+ 3 . 3 M S H a n d
S T B Y
/ O N
POWER
indicator
Q 4 0 1 3
D T C 0 1 4 E U B T L
Q 4 0 1 4
n o _ u s e
D G N D
+ 3 . 3 M
M F 4 0 3 1 0
T o Page 79 E10
+ 3 . 3 M S
M A I N ( 5 ) to MAIN (5)_CB274
R 4 0 4 6
1 0 0
D G N D
Key detection for A/D port
Key input (A/D) pull-up resistance: 10 k-ohms
0 Ω +1 kΩ +1 kΩ
Detected voltage value
0 – 0.14 V 0.16 – 0.41 V 0.43 – 0.7 V
at 125 pin
A/D value
000 – 011 012 – 032 033 – 054
(3.3 V=255)
SELECT RETURN /
KEY1 TUNING
PUSH – ENTER CONNECT
0 Ω +1 kΩ +1 kΩ
Detected voltage value
0 – 0.14 V 0.16 – 0.41 V 0.43 – 0.7 V
at 124 pin
A/D value
000 – 011 012 – 032 033 – 054
(3.3 V=255)
KEY2 MEMORY MODE DISPLAY
L M N
R E S I S T O R
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
C A P A C I T O R 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 )
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 )
C A P A C I T O R M E T A L O X I D E F I L M R E S I S T O R
T U B U L A R 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 A P A C I T O R M E T A L P L A T E R E S I S T O 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
C A P A C I T O R C E M E N T M O L D E D R E S I S T O R
F I L M 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
C H I P R E S I S T O R
S U L F I D E F I L M
OPERATION (10)
O P E ( 1 0 )
4 2 6 1 - 4 2 7 0
4 2 6
S T 4 2 6
H e a d P h o n e
HP_L
C B 4 2 6
H P _ N _ D E T
R 4 2 6 1
R 4 2 6 5
H P L
1 K 1 K
R 4 2 6 3 H P E
L 1 P 4 7 0
H P R
R
R 4 2 6 4 H P E
P H L
1 P 4 7 0
G N D
Page 79 B2
to MAIN (1)_W2004
Page 74 F8 Page 75 M6
to DIGITAL_CB61 to DIGITAL_CB953
T o D I G I T A L T o D I G I T A L
OPERATION (11)
M B 2 0 4 3 5 Z G 8 9 5 8 0
O P E ( 1 1 )
4 2 7 1 - 4 2 8 0
4 2 7
C 4 2 7 2
1 0 0 0 P ( B )
USB jack
F G
IC402: TC74HC14AF
Hex schmitt inverter
1A 1 14 VCC
1Y 2 13 6A
2A 3 12 6Y
2Y 4 11 5A
3A 5 10 5Y
3Y 6 9 4A
GND 7 8 4Y
+1.5 kΩ +1.8 kΩ +2.2 kΩ +3.3 kΩ +4.7 kΩ
0.71 – 1 V 1.01 – 1.27 V 1.28 – 1.55 V 1.57 – 1.85 V 1.86 – 2.14 V
055 – 077 078 – 098 099 – 120 121 – 143 144 – 165
TUNING PRESET PRESET BAND CLEAR
+1.5 kΩ +1.8 kΩ +2.2 kΩ
0.71 – 1 V 1.01 – 1.27 V 1.28 – 1.55 V
055 – 077 078 – 098 099 – 120
DIMMER SPEAKERS A SPEAKERS B