Vegas D5063, Service Manual

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Vegas D5063 Service Manual
22
5.3.2 Inverter/Power Board
B u c k C o n n e c to r
P a ra lle t-re so n a n t
D riv e r
D im m in g c o n tro l
( 阀 菠 瓜 )
P a ra lle t-re so n a n t
in v e rte r
C C F L
P W M
D im m in g c o n tro l
D riv e r
C irc u it
V in
V in
in v e rte r
(P W M )
C irc u it
Inverter Block Diagram
Regulator
SI-8050S
(U101)
Regulator
SI-3033SD –3.3V
(U102)
+12V
+5V
+3.3V
Power Block Diagram