Yamaha YSP-1600 Service Manual page 61

A B
1
2
C701
AC IN
F701
3
4
5
6
7
C D
Power Supply Section Block Diagram
C703
L702 L703
C702
IC701
100KHz
PWM control
L6566BTR
E F
D713
L705
D702
C713
T701
L706
L704
Q701
D707 IC702
D709
IC704
Power
detect
circuit
G H I
+19V
PRI
PRI
Circuit
S3.3
PDET
• See page 76 →
POWER (1)
SCHEMATIC DIAGRAM
J
YSP-1600
61