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 IP Main Board, between the IP Panel,
and between the Main LVDS Boards.
Содержание LE19R86BD
Страница 3: ...Contents ...
Страница 4: ...Contents ...
Страница 19: ...3 Alignments and Adjustments 3 14 Memo ...
Страница 20: ...7 Block Diagrams 7 1 7 Block Diagram This Document can not be used without Samsung s authorization ...
Страница 21: ...7 Block Diagrams 7 2 Memo ...
Страница 23: ...13 Circuit Descriptions 13 2 13 2 Main Block ...
Страница 25: ...13 Circuit Descriptions 13 4 Memo ...
Страница 29: ...11 Disassembly and Reassembly 11 4 Description Description Picture 5 Remove screws and Lift up the Lcd panel ...
Страница 31: ...11 Disassembly and Reassembly 11 6 Memo ...
Страница 62: ...12 PCB Diagram 12 1 12 PCB Diagram 12 1 19 Main PCB Diagram ...
Страница 63: ...12 PCB Diagram 12 2 12 3 19 IP SMPS ...
Страница 67: ...Memo 1 Precautions 1 4 ...
Страница 87: ...Memo 14 Reference Infomation 14 16 ...
Страница 97: ...Memo 9 Schematic Diagrams 9 10 ...
Страница 101: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC5002 6003 ...
Страница 103: ...4 Troubleshooting 4 6 2 Digital Output Data of IC5002 IC6003 3 Signal of HDMI Data ...
Страница 105: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...
Страница 107: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...
Страница 109: ...4 Troubleshooting 4 12 2 Digital Output Data of IC5002 6003 5 Analog Signal Y C to IC5002 6003 WAVEFORMS ...
Страница 111: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC8005 7 DC 12V ...
Страница 113: ...8 Wiring Diagrams 8 2 8 2 Main Board Layout POWER CONTROL SPEAKER JACK MST69981 BLOCK LVDS JACK DTV BLOCK TUNER BLOCK ...
Страница 117: ...8 Wiring Diagrams 8 6 Memo ...