Power Supply Block Diagram - Pioneer VSX-523-K Service Manual

1

4.3 POWER SUPPLY BLOCK DIAGRAM

A
B
C
D
CN901B
F100
CN901W
AC
CORD
E
F
12
1
2
S1(AMP B+/B-)
S2(+12V,-12V)
MAIN
TRANS
S4(FLT)
L100
LF4ZBE273H
3
4
1 2
D119
UF4007
C148
33/63
2
3
A
MAIN ASSY
KIA7812API
KIA7912PI
L
K SMPS ASSY
R120
4.7(1W)
T101
EE2525V
1 12
2 11
NC
3 10
4
9
R128
8
10 5
6 7
C115
1500P/250V
VSX-523-K
3
4
ZJ16B
ZJ16B
KIA7805API
REG ASSY
SMPS+5.6V
L102
10UH
C113
R112
4K7
100N-K
4
AUDIO PART
A+12V
A+6.8V
A-6.8V
6.8V 6.8V
A-12V
ZD401 ZD400
ZD101
LUDZS6.8B
ZD102
LUDZS6.8B
RB160VA
F
C
AP1117-3.3