37" Power Block; 37" Smps Diagram - Samsung LE40R88BD Service Manual

13 Circuit Descriptions

13-3-5 37" Power Block

Line
AC
Filter
Rectifier
Part
AC Input
(90Vac~264Vac)
TDA4863

13-3-6 37" SMPS Diagram

EMI
FILTER
INPUT
AC Input
90V~264V
13-8
PFC
PFC
Switching
Rectifier
Part
PFC
Controler
Stand-By
Controller
Viper22A
PFC
PFC DC
Rectifier
Output
450V
150uF
TDA4863
Trans EE2020
Resonance
Resonance
Switching
Transformer
Part
Resonance
Controller
F9222L
On/Off
Control
ST-BY
Transformer
Current
Resonant Type
F9222L
Viper22A
On/Off
Control
Output
Rectifier
Part
DC/DC
MC33167
DC/DC
LM2576
Regulator
KA278R12
Output
Rectifier
Part
Trans EER4445
INVERTER
24V
DC/DC
Main
Converter
+13V
Regulator
Sound
+12V / +9V
V5D
DC/DC
+5.3V
Converter
Stand-By
5.2V
Power On/Off
Signal
Inverter
SMPS
24V
Signal
5.3V
Signal
13V
Sound
12V
On/Off
Stand-By
5.2V