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 Video Board.
3. Check the voltage in and out between the SMPS Video Board, between the SMPS X, Y
Drive Board, and between the Logic Boards.
Содержание LE15S51BP
Страница 11: ...7 Block Diagrams 7 1 7 Block Diagram ...
Страница 12: ...Memo 7 Block Diagrams 7 2 ...
Страница 13: ...13 Circuit Descriptions 13 1 13 Circuit Descriptions 13 1 Overall Block Structure ...
Страница 14: ...13 Circuit Descriptions 13 2 13 2 1 MAIN BOARD POWER TREE 13 2 Partial Block Description ...
Страница 16: ...13 Circuit Descriptions 13 4 ...
Страница 82: ...12 PCB Layout 12 2 12 1 2 Power board LE15S51BP ...
Страница 83: ...12 PCB Layout 12 3 12 1 2 Power board LE20S51BP CNI803 Pannel Control Connecter ...
Страница 84: ...12 PCB Layout 12 4 Memo ...
Страница 88: ...Memo 1 Precautions 1 4 ...
Страница 94: ...Memo 2 Product Specifications 2 6 ...
Страница 106: ...9 Schematic Diagrams 9 2 1 2 5 3 6 4 7 8 ...
Страница 107: ...9 Schematic Diagrams 9 3 This Document can not be used without Samsung s authorization 9 2 UOC III Schematic Diagram ...
Страница 108: ...9 Schematic Diagrams 9 4 9 ...
Страница 111: ...9 Schematic Diagrams 9 7 ...
Страница 112: ...9 Schematic Diagrams 9 8 ...
Страница 114: ...9 Schematic Diagrams 9 10 ...
Страница 117: ...4 Troubleshooting 4 3 WAVEFORMS 1 2 5 3 6 4 4 7 8 ...
Страница 120: ...4 Troubleshooting 4 6 Memo ...
Страница 122: ...8 Wiring Diagrams 8 2 Memo ...