Yamaha YSP-4300 Service Manual page 109

A B
1
2
C2
R1
C1
AC IN
F1 L2
C3
3
→
POWER
SCHEMATIC DIAGRAM
4
5
6
7
C D
YSP-CU4300
Power Supply Section Block Diagram
D1
C4
L3
Q2
IC1
Control IC
FA5511N-D1-TE1
IC2
Control IC
MIP2F40MSSCF
D11
E F G
YSP-CU3300
C23
T1
S3
P2 S4
PT NC D20
L6
L4
P1 NC
NC S2A
L7
NC S2B
D9
V1 S1A
V2 S1B
NC
Power
transformer
Q1
IC4
IC13
IC6
C24
T2 L5 D16 D17
NC S1
P2
PT S2A
D14 L10
P1 S2B
NC S2C
D10
V1
S3A
V2
S3B
V3
NC
Power
transformer
IC7
IC3
H I
YSP-CU4300/YSP-CU3300/NS-WSW160
+26D
DGND
IC11
Regulator
SI-8008TFE +12D
+12D
IC12
Regulator
SI-8008TFE
+3.3D
+3.3D
P-CON
L11
S6.3
S3.3
SGND
POWER
Detect
AC_PWR_DWN
Circuit
J
109