Yamaha R-N402, Service Manual

Page: 66 / 83

A
1
2
3
4
5
6
7
8
9
10
N M L K J I H G F E D C B
66
R-N402/R-N402D
MAIN 3/3
Primary side ground
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
CB54
1
VHIS
C 5 4 0 4
0 . 0 1 / 2 5 0
C542
3
220/10
C 5 4 1 2
0 . 0 4 7 / 1 6
D 5 4 0 7
1 S S 3 5 5 V M
C B 5 4 3
D 5 4 0 5
R5406
1/2P150
K
D L S 5 D 1 - O ( M ) 0 . 2 5
R Y 5 4 1
D 5 4 0 3
S A R S 0 5
IC544
TL431ACLP
R
A
R
K
D 5 4 0 1
D B L 1 5 5 G
4
3
1
2
D540
8
RB215T-9
0
C 5 4 0 3
0 . 2 2 / 2 7 5
C541
1
1000P/63
0
L 5 4 0 1
1 . 5 U H
T H 5 4 1
N T P A D 5 R 1 L D N B 0
R5411
18
0
R541
0
10
R5417
no_use
I C 5 4 1
S T R 2 A 1 5 2
1
S/OCP
2
VC
C
3
GN
D
4
FB/OLP
5
D/S
T
6
D/S
T
7
D/S
T
8
D/S
T
R
540
1
1/4P4.7K
D5409
1SS355V
M
RY541
DLS5D1-O(M)0.25
D5404
C5413
no_use
R 5 4 0 9
1 P 4 7
CB54
4
VHIS
D5406
C B 5 4 2
G540
1
TP00385
C5407
3300P/250
R 5 4 0 3
1 / 2 P 3 M
W B 0 8 5 2 0
H S 5 4 1
F540
1
2.0A250
V
C5406
no_use
T 5 4 0 1
Y D 1 1 5
R 5 4 1 3
2 2 K
R5402
1/4P4.7
K
R5412 1.5
K
C5420 22/50
C542
1
2
200/1
0
C542
2
2
200/1
0
R5414 1.8
K
R5415 8.2
K
R5416 8.2
K
R 5 4 0 8
2 2
D 5 4 0 2
D 1 F L 2 0 U - 5 0 5 3
P N 5 4 1
R5404
1P0.91
S T 5 4 1
C5405
0.015/10
0
C 5 4 1 7
1 0 0 0 P ( B )
C 5 4 1 6
1 0 0 0 P ( B )
C 5 4 0 1
1 0 0 0 P / 2 5 0
C 5 4 0 2
1 0 0 0 P / 2 5 0
FG
ST542
C 5 4 1 4
1 0 0 0 P / 1 0 0
R 5 4 2 0
n o _ u s e
R 5 4 2 1
n o _ u s e
R5422
no_use
R5423
no_use
C B 5 4 5
P H I
1
2
3
4
5
6
7
8
9
1 0
1 1
1 2
F 5 4 0 2
s 5 4 1
C
5
4
1
9
s54
3
L 5 4 0 2
s 5 4 4
1 4
2 3
I C 5 4 2
E L 8 1 6 ( B )
I C 5 4 3
E L 8 1 6 ( B )
C 5 4 1 0
s 5 4 6
R 5 4 0 7
1 0 0
R 5 4 3 3
1 0 0
C 5 4 0 9
s 5 4 2
C 5 4 0 8
s 5 4 2
R 5 4 1 9
s 5 4 5
G N D
5 . 5 V
5 . 5 V
G N D
A C - D C
5 4 0 1 - 5 9 0 0
5 4 1 - 5 9 0
P R I M A R Y < - - > S E C O N D A R Y
POWER CORD
TRANSFORME
R
M A I N ( 1 )
15
O P E ( 4 )
T
5 . 5 V
5 . 5 V
G N D
G N D
A C _ P W R
P R Y _ I N
D E S T
D G N D
to DIGITAL
IC544
: TL431ACLPR
Adjustable precision shunt regulators
Vref
REF
CATHODE
ANODE
IC541
: STR2A152
Switching regulator
UVLO REG
OCP
LEB
Drain Peak current
Compensation
Feedback
Control
Slope
Compensation
OLP VCC
OVP TSD
DRV
PWM OSC
S Q
R
VREG
STRATUP
1 S/OCP
2 VCC
4
FB
5-8
D/ST
3 GND
N O T I C E
U . S . A
G
C A N A D A
E U R O P E A N S T A N D A R D
L
C H I N A
A U S T R A L I A
S I N G A P O R E
K O R E A
G E N E R A L
U
C
T
A
K
R
J A P A N
( m o d e l )
B B R I T I S H
J
S O U T H E U R O P E E
V
T A I W A N
F R U S S I A N
P L A T I N A M E R I C A
S B R A Z I L
H T H A I
R E M A R K S
C A P A C I T O R
P A R T S N A M E
N O
N O
M A R K
M A R K
E L E C T R O L Y T I C C A P A C I T O R
C E R A M I C C A P A C I T O R
P O L Y E S T E R F I L M C A P A C I T O R
P O L Y S T Y R E N E F I L M C A P A C I T O R
M I C A C A P A C I T O R
P O L Y P R O P Y L E N E F I L M C A P A C I T O R
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
P
S O L I D E L E C T R O L Y T I C C A P A C I T O R
T U B U L A R C A P A C I T O R C E R A M I C
R E S I S T O R
R E M A R K S
N O M A R K P A R T S N A M E
C A R B O N
C A R B O N
M E T A L
M E T A L
M E T A L
F I R E
C E M E N T
S E M I F I L M R E S I S T O R
F I L M R E S I S T O R
O X I D E F I L M R E S I S T O R
F I L M
R E S I S T O R
P L A T E R E S I S T O R
P R O O F C A R B O N F I L M R E S I S T O R
M O L D E D R E S I S T O R
V A R I A B L E R E S I S T O R
( P = 5 )
( P = 1 0 )
C H I P R E S I S T O R
MAIN (8)
AC IN
Power transformer
Power
transformer
Page 61 I1
to DIGITAL (1)_W301
to Power transformer
AC 230.5
AC 230.5
AC 230.1
AC 230.1
323.0
370.0
370.0
323.0
-0.03
17.4 -0.02
0
1.2
1.3
2.2
1.0
1.0
2.2
5.6
5.0
5.4
5.3
4.5
2.5
5.6
5.6
5.6
5.6
5.6
0
0
0
0
0
0
0.6
0.7
★
All voltages are measured with a 10M
Ω
/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.
Details of colored lines
R ed / full line : P ower supply (+)
R ed /dashed line : P ower supply (-)
Orange : S ignal detect
Y ellow : Clock
G reen : P rotection detect
B rown : R eset signal
B lue : P anel key input