Yamaha NS-SW300 Service Manual page 26

A B
NS-SW300/NS-SW200
1
MAIN (4)
(Side A)
2
VOLUME
3
4
MAIN (7)
(Side A)
U, T, A, B, G, L, H, J models
5
MAIN (2)
WH
(W11A, W12A) W11B
6
BE
W12B
7
26
C D
STATUS
indicator VOL
SGND
SIG
-12D
+12D
+5V
SW
ASE
LEDG
LEDR
(Standby/On)
MAIN (3)
(W1)
• Semiconductor Location
Ref no. Location
D1 C2
MAIN (6)
(Side A)
RE
W7B3
BL
W7B2
RE
W7B1
MAIN (1)
(W7A1, W7A2, W7A3)
E F G
NS-SW200
MAIN (5)
(Side A)
POWER
ON
OFF
W10B W9B
MAIN (2)
(W9A, W10A)
MAIN (9)
(Side A)
R, S models
MAIN (2)
WH
(W11A, W12A)
YE
BR
GR
BE
BE
H I
MAIN (8)
(Side A)
AUTO
CONNECTOR
STANDBY
LOW
OFF HIGH
IN2
+15
SW
ASE
ACRYON
LED_G
LED_R
MAIN (3)
(W3)
MAIN (6) MAIN (10)
(Side A)
R, S models
GR
RE
W7B3 W7B3
YE
BE
BL
W7B2 W7B2
BR
RE
W7B1 W7B1
MAIN (1)
110-120V
(W7A1, W7A2, W7A3)
J
SYSTEM
JK1
(Side A)
VOLTAGE 220-240V
SELECTOR