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13 Circuit Descriptions
13-3 SMPS Board
13-3-1 26", 32" Power Block
Line
AC
Filter
Rectifier
Part
AC Input
(90Vac~264Vac)
13-3-2 26", 32" SMPS Diagram
EMI
FILTER
INPUT
AC Input
90V~264V
13-4
PFC
PFC
Switching
Rectifier
Part
PFC
Controler
TDA4863
Stand-By
Controller
STR-A6159
PFC
PFC DC
Rectifier
Output
450V
150uF
TDA4863
Trans EE2020
Resonance
Resonance
Switching
Transformer
Part
Resonance
Controller
MC33067
On/Off
Control
ST-BY
Transformer
Current
Resonant Type
MC33067
STR-A6159
On/Off
Control
Output
Rectifier
Part
DC/DC
SI-8008HFE
or AP1501A
Regulator
KA278R12
Output
Stand-By
Rectifier
Part
Trans EER4445
INVERTER
24V
Main
+13V
Regulator
Sound
+12V
DC/DC
V5D
+5.3V
Converter
Stand-By
5.2V
Power On/Off
Signal
Inverter
SMPS
24V
Signal
5.3V
Signal
13V
Sound
12V
On/Off
5.2V
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