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13 Circuit Descriptions
13-4
13-3 SMPS Board
13-3-1 23" Power Block
13-3-2 23" SMPS Diagram
Line
Filter
Part
PFC
Switching
Part
Resonance
Switching
Part
Resonance
Transformer
Output
Rectifier
Part
DC/DC
MC33167
Inverter
SMPS
24V
Signal
5.3V
Signal
13V
Sound
12V
Stand-By
5.2V
Regulator
KA78R09
Resonance
Controller
MC33067
PFC
Controler
TDA4863
Stand-By
Controller
VIPer12A
AC Input
(90Vac~264Vac)
AC
Rectifier
PFC
Rectifier
On/Off
Control
On/Off
EMI
FILTER
AC Input
90V~264V
INPUT
Rectifier
F222L
VIPer12A
Current
Resonant Type
450V
150uF
TDA4863
PFC DC
Output
Trans EER3944
Trans EE2020
PFC
Regulator
Sound
+9V
V5D
+5.3V
Stand-By
5.2V
INVERTER
24V
Main
+13V
DC/DC
Converter
On/Off
Control
Power On/Off
Signal
ST-BY
Transformer
Output
Rectifier
Part
Summary of Contents for LE23R87BD
Page 37: ...11 Disassembly and Reassembly 11 6 Memo ...
Page 40: ...13 Circuit Descriptions 13 3 13 2 Main Block ...
Page 79: ...14 Reference Infomation 14 8 14 3 2 Supported Modes 1 ...
Page 80: ...14 Reference Infomation 14 9 14 3 3 Supported Modes 2 ...
Page 81: ...14 Reference Infomation 14 10 14 3 4 Supported Modes 3 ...
Page 87: ...Memo 14 Reference Infomation 14 16 ...
Page 89: ...7 Block Diagrams 7 2 Memo ...
Page 101: ...2 Product Specifications 2 12 Memo ...
Page 112: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 Main PCB Diagram FOR READY ...
Page 113: ...12 PCB Diagram 12 2 12 2 Main PCB Diagram FOR IDTV ...
Page 114: ...12 PCB Diagram 12 3 12 3 23 SMPS ...
Page 115: ...12 PCB Diagram 12 4 12 4 26 32 SMPS ...
Page 116: ...12 PCB Diagram 12 5 12 5 37 SMPS ...