Power Supply And Main Ucom Block Diagram; Main Assy - Pioneer VSX-821-K Service Manual

1

4.7 POWER SUPPLY and MAIN UCOM BLOCK DIAGRAM

A
D

MAIN ASSY

B
C
AC CORD
D
E
F
26
1
2
S
STANDBY ASSY
2
3
S1(AMP B+/B-)
S2(+12V,-12V)
MAIN TRANS
S3(DSP, HDMI)
S4(USB)
S4(FLT)
SUB TRANS
VSX-821-K
3
4
Not use
VSX-921/821 only
4