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4 Troubleshooting
4-11
4-2-6 No Picture (S-VIDEO_Y,C)
Dose the Y/C signal appear at
#21, #31 of IC4001?
Check a connection harness.
Yes
Yes
Power Indicator is off.
Lamp on, no picure.
No
Connect the s-video cable.
Operating a video player.
No
Does the digital data appear
at Output of IC4001,
RA6053~5?
Check a IC4001.
Change a main PCB ass'y.
No
Yes
5
2
Yes
Check a LVDS cable?
Replace a lcd panel?
Please, Call to Samsung Co. LTD.
No
Does the digital data appear
at the output of IC4003
(RA6019_120Hz~6021_120Hz)?
Check IC4003
Change a main PCB ass'y.
No
Does the digital data appear
at the input of IC6003, 6004
(RA6001_120Hz~RA6003_120Hz,
RA6005_120Hz, RA6009_120Hz,
RA6016_120Hz, RA6018_120Hz)?
Check IC6005
Change a main PCB ass'y.
Yes
Does the digital data appear
at the out of L6001~12?
Check IC6003,4
Change a main PCB ass'y.
Yes
No
No
Содержание LE40M71B
Страница 9: ...Memo 1 Precautions 1 4 ...
Страница 17: ...3 Alignments and Adjustments 3 4 ...
Страница 18: ...3 Alignments and Adjustments 3 5 ...
Страница 23: ...Memo 3 Alignments and Adjustments 3 10 ...
Страница 27: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC500 ...
Страница 29: ...4 Troubleshooting 4 6 2 Digital Output Data of IC500 3 Signal of HDMI Data ...
Страница 31: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...
Страница 33: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...
Страница 35: ...4 Troubleshooting 4 12 2 Digital Output Data of IC500 5 Analog Signal Y C to IC500 WAVEFORMS ...
Страница 37: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC1015 7 DC 12V ...
Страница 70: ...7 Block Diagrams 7 1 7 Block Diagram This Document can not be used without Samsung s authorization ...
Страница 71: ...7 Block Diagrams 7 2 Memo ...
Страница 72: ...8 1 8 Wiring Diagrams 8 Wiring Diagram 8 1 Wiring Diagram ...
Страница 73: ...8 Wiring Diagrams 8 2 8 2 Main Board Layout FRCH ...
Страница 77: ...8 Wiring Diagrams 8 6 8 4 Power Board Layout ...
Страница 80: ...8 9 8 Wiring Diagrams ...
Страница 83: ...8 Wiring Diagrams 8 12 Memo ...
Страница 91: ...9 Schematic Diagrams 9 8 Memo ...
Страница 97: ...Memo 10 Operating Instructions and Installation 10 6 ...
Страница 103: ...11 Disassembly and Reassembly 11 6 Memo ...
Страница 105: ...12 PCB Diagram 12 2 12 2 SMPS PCB Layout ...
Страница 108: ...13 Circuit Descriptions 13 3 13 2 Main Block ...
Страница 109: ...13 Circuit Descriptions 13 4 13 3 IP Board ...
Страница 117: ...14 Reference Infomation 14 8 14 3 2 Supported Modes 1 ...
Страница 118: ...14 Reference Infomation 14 9 14 3 3 Supported Modes 2 ...
Страница 119: ...14 Reference Infomation 14 10 14 3 4 Supported Modes 3 ...