Yamaha YSP-4300 - Page 111

P.C.B. MAIN (2)
P.C.B. MAIN (3)
P.C.B. MAIN (1)
P.C.B. DSP (1)
P.C.B. DSP (2)
P.C.B. AWCD2A
T2
Q1,2
Regulator
W5
Q3-6,8,10-12,18
Power Amplifier
P-CON
Ope-Amp Ope-Amp
±15 ±15
±15
W5
CB23W203
W206
CB101 CB601 CB501 M3.3VCB602
CB503
NJM4580ENJM4580E
Filter Filter
T301
D201
IC201 IC202
IC303
Status LEDRegulator
KIA7805PI
+5V
+5V CB304
+5V
W204
IC505
IC504 IC506
Q1
+3.3V +1.8V
FET Switch DAC
5V 5V
+5V +5V +5V +5V
RZR020P01TL PCM1781DBQR
Regulator Microprocessor
Regulator Regulator
RP130Q181D
IC503
IC508 IC501
DSP
YSS952-QZE2
R5F21266SNFP
RP132H331D-T1-F
RP132H331D-T1-F
Power
Transformer
Sub-
Transformer
MAIN (1)
r 4FFQBHF→
SCHEMATIC DIAGRAM
DSP (2)
r 4FFQBHF→
SCHEMATIC DIAGRAM
DSP (1)
r 4FFQBHF→
SCHEMATIC DIAGRAM
MAIN (3)
r 4FFQBHF→
SCHEMATIC DIAGRAM
MAIN (2)
r 4FFQBHF→
SCHEMATIC DIAGRAM
ABCDEFGH I J
1
2
3
4
5
6
7
YSP-CU4300/YSP-CU3300/NS-WSW160
111
Power Supply Section Block Diagram
NS-WSW160
DRAFT