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2. Power(SMPS) Block Diagram
5V_A
-29VA
VF+
RECTIFIER
LINE FILTER
SWITCHING IC
TRANS
FEED B.
REG(8V)
8V
5.2VA
VF-
RECTIFIER(FLD)
RECTIFIER(9V)
RECTIFIER(5.2V)
LPF
LPF
RECTIFIER(14V) LPF
12V
AC90~240V
PWR ON/OFF
REG(3.3V)
3.3V/3.3V_M
REG(12V)
ON/OFF
RECTIFIER(3.8V) LPF
DV7800M'S
TOSHIBA