Yamaha YST-SW320 Service Manual page 12

A
YST-SW320
1 PRINTED CIRCUIT BOARD (Foil side)
TO : MAIN (3)
2
3
BASS
4
5
6
7
11
B
MAIN ( 4 ) P. C. B.
#4
W4
R, T, B, G ONLY
PHASE AUTO
STANDBY
MAIN ( 5 ) P. C. B.
VOLUME
FROM : MAIN (2)
C
#1
W1
TO : MAIN (2)
MA2
LIM
–12
+12
TOVL
E
MA1
8
INPUT
2
+ R –
OUTPUT
INPUT 1
HIGH SATNDBY/
CUT ON
9 1
D
1
– L +
E