[2]POWER MANAGEMENT BLOCK DIAGRAM
There are 1 part circuits in Power board of this project (fig.1), Power circuits which is a single layer board,
There are 2 output in the power parts, one is interface board including audio and TV tuner et; the other is
converter board circuit.+27V output is converter part. The system block diagram as below; the last is
panel Vcc and audio, the power is 12V.
AC INPUT
DCM PFC
IC:
L6564
(fig.1)
Fly back
IC:TEA1733
Converter
LED OUTPUT
IC:SCC9522
41
PQ3813
EFD50
DC output
12V (T-con)
12V (Audio)
12V (Regulation)
DC output
LED_OUT:
27V