13 Circuit Descriptions
13-7
13-3-5 32" , 40" IP Board
13-3-6 32" , 40" IP Board
Power
Input
(AC90V
~264V)
EMI Filter
Rectifier
Rectifier
Feedback
Protection
Feedback
Protection
Feedback
Protection
FWM
CONTROLLER
Stand-by
CONTROLLER
(Switch)
FWM
CONTROLLER
VCC
On/Off
Opto-
coupler
13.0V / 0.4A
12.0V / 2.5A
5.4V / 43.5A
6.2V / 0.4A
Rectifier
Rectifier
Rectifier
SWITCHING
TRANSFORMER
TRANSFORMER
RFC
(switching,
Inductor)
Power
Input
(380V)
2
nd
Resonant
Balance
Board
Voltage /
Current /
LAMP /
Detection
LAMP
LAMP
SWITCHING
Feedback
CONTROLLER
Opto-Coupler
UVLO
Gate
DRIVE
Opto-Coupler /
Pulse-
Transformer
ON/OFF
DIM
TRANSFORMER
Summary of Contents for LN23R71BAX
Page 22: ...3 Alignments and Adjustments 3 11 Picture 4 3 W B Patten ...
Page 29: ...4 Troubleshooting 4 4 WAVEFORMS 1 2 PC Input V Sync H Sync 3 LVDS Out CLK ...
Page 31: ...4 Troubleshooting 4 6 4 5 HDMI Input CLK WAVEFORMS ...
Page 33: ...4 Troubleshooting 4 8 WAVEFORMS 6 Tuner CVBS Out Pattern Grey Bar ...
Page 35: ...4 Troubleshooting 4 10 WAVEFORMS 7 TS DATA Out CLK DATA 0 8 Eagle Out CLK H Sync ...
Page 38: ...4 Troubleshooting 4 13 WAVEFORMS 9 S VIDEO Input Y C ...
Page 40: ...4 Troubleshooting 4 15 WAVEFORMS 10 Component Input Y Pb ...
Page 137: ...10 Operating Instructions and Installation 10 3 10 3 Remote Control ...
Page 144: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 Main PCB Diagram ...
Page 145: ...12 PCB Diagram 12 2 12 2 Power PCB Diagram 23 ...
Page 146: ...12 PCB Diagram 12 3 12 3 Power PCB Diagram 26 32 ...
Page 147: ...12 PCB Diagram 12 4 12 4 Power PCB Diagram 40 ...
Page 150: ...13 Circuit Descriptions 13 3 13 2 Main Block ...
Page 161: ...14 Reference Infomation 14 7 14 3 2 Supported Modes 1 ...
Page 162: ...14 Reference Infomation 14 8 14 3 3 Supported Modes 2 ...
Page 163: ...14 Reference Infomation 14 9 14 3 4 Supported Modes 3 ...