4 Troubleshooting
4-1
4 Troubleshooting
4-1 First Checklist for Troubleshooting
1. Check the various cable connections first.
- Check to see if there is a burnt or damaged cable.
- Check to see if there is a disconnected cable connection or a connection is too loose.
- Check to see if the cables are connected according to the connection diagram.
2. Check the power input to the Main Board.
3. Check the voltage in and out between the SMPS Main Board, between the SMPS
INVERTER Board, and between the Main LVDS Boards.
Содержание LE32M73BD
Страница 3: ...Contents ...
Страница 4: ...Contents ...
Страница 5: ...3 ...
Страница 22: ...13 Circuit Descriptions 13 2 13 1 2 Neo MOSEL Main Signal Flow ...
Страница 23: ...13 Circuit Descriptions 13 3 13 2 DTV Signal Description ...
Страница 24: ...13 Circuit Descriptions 13 4 13 3 DTV Signal Description Only for Italy ...
Страница 30: ...13 Circuit Descriptions 13 10 13 5 2 CS4340 SPEC ...
Страница 31: ...13 Circuit Descriptions 13 11 13 5 3 MX29LV320CB Flash Memory SPEC ...
Страница 32: ...13 Circuit Descriptions 13 12 13 6 DTV MAIN Chipset Only for Italy 13 6 1 CX22496 SPEC ...
Страница 33: ...13 Circuit Descriptions 13 13 13 6 2 UDA4330D Audio DAC SPEC ...
Страница 34: ...Memo 13 Circuit Descriptions 13 14 ...
Страница 36: ...7 Block Diagrams 7 2 7 2 Main Block Diagram ...
Страница 37: ...7 Block Diagrams 7 3 7 3 DTV Block Diagram ...
Страница 38: ...7 Block Diagrams 7 4 7 4 DTV Block Diagram Only for Italy ...
Страница 39: ...7 Block Diagrams 7 5 7 5 32 SMPS Block ...
Страница 40: ...7 Block Diagrams 7 6 7 6 40 46 IP Block ...
Страница 56: ...Memo 14 Reference Infomation 14 16 ...
Страница 68: ...10 Operating Instructions and Installation 12 Memo ...
Страница 72: ...Memo 1 Precautions 1 4 ...
Страница 214: ...6 Electrical Parts List 6 142 Memo ...
Страница 218: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC500 ...
Страница 220: ...4 Troubleshooting 4 6 2 Digital Output Data of IC500 3 Signal of HDMI Data ...
Страница 222: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...
Страница 224: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...
Страница 226: ...4 Troubleshooting 4 12 2 Digital Output Data of IC500 5 Analog Signal Y C to IC500 WAVEFORMS ...
Страница 228: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC1015 7 DC 12V ...
Страница 231: ...5 Exploded View Parts List 5 3 5 3 LE32N73BD Exploded View T0003 T0175 M0215 T0447 M0013 T0175 M0059 M0014 M0013 ...
Страница 233: ...5 Exploded View Parts List 5 5 T0003 T0175 T0175 M0215 T0447 M0014 M0013 M0013 5 5 LE40M73BD Exploded View ...
Страница 235: ...5 Exploded View Parts List 5 7 T0003 T0175 M0215 T0447 M0014 M0013 M0013 5 7 LE40N73BD Exploded View ...
Страница 252: ...11 Disassembly and Reassembly 11 6 Memo ...
Страница 253: ...8 1 8 Wiring Diagrams 8 Wiring Diagram 8 1 Wiring Diagram ...
Страница 264: ...8 Wiring Diagrams 8 12 Memo ...
Страница 265: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 MOSEL Main PCB Diagram ...
Страница 266: ...12 PCB Diagram 12 2 12 2 Neo MOSEL Main PCB Diagram ...
Страница 268: ...9 Schematic Diagrams 9 2 9 2 Input Output Schematic Diagram ...
Страница 269: ...9 Schematic Diagrams 9 3 9 3 Input Output Schematic Diagram ...
Страница 270: ...9 Schematic Diagrams 9 4 9 4 Micom Schematic Diagram ...
Страница 271: ...9 Schematic Diagrams 9 5 9 5 SVP PX Schematic Diagram ...
Страница 272: ...9 Schematic Diagrams 9 6 9 6 Application Schematic Diagram ...
Страница 273: ...9 Schematic Diagrams 9 7 9 7 FRCH 100Hz LVDS Schematic Diagram ...
Страница 274: ...9 Schematic Diagrams 9 8 Memo ...