4 Troubleshooting
4-9
4-2-5 No Picture (Video_CVBS)
Dose the signal appear at
C2101 of IC2001?
Check a connection harness.
Yes
Does the signal appear at
Out of IC2001
RA2008~RA2013?
Check a IC 2001.
Change a main PCB ass'y
Yes
Power Indicator is off.
Lamp on, no picture.
No
Check a A/V cable and video signal.
No
No
Yes
Check a LVDS cable?
Replace lcd panel?
Please, Call to Samsung Co. LTD.
No
4
Summary of Contents for LE40N87BDX
Page 13: ...2 Product Specifications 2 8 Memo...
Page 37: ...11 Disassembly and Reassembly 11 6 Memo...
Page 41: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC2001...
Page 43: ...4 Troubleshooting 4 6 2 Digital Output Data of IC4001 3 Signal of HDMI Data...
Page 45: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal...
Page 47: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal...
Page 49: ...4 Troubleshooting 4 12 2 Digital Output Data of IC2001 5 Analog Signal Y C to IC2001 WAVEFORMS...
Page 67: ...3 Alignments and Adjustments 3 16 Memo...
Page 69: ...7 Block Diagrams 7 2 Memo...
Page 71: ...12 PCB Diagram 12 2 12 2 IP Board Diagram 37...
Page 72: ...12 PCB Diagram 12 3 12 3 IP Board Diagram 40...
Page 73: ...12 PCB Diagram 12 4 12 4 IP Board Diagram 46...
Page 74: ...12 PCB Diagram 12 5 12 5 IP Board Diagram 52...
Page 75: ...12 PCB Diagram 12 6 Memo...
Page 81: ...8 Wiring Diagrams 8 6 8 4 Power Board Layout...
Page 84: ...8 9 8 Wiring Diagrams...
Page 87: ...8 Wiring Diagrams 8 12 Memo...
Page 122: ...13 Circuit Descriptions 13 3 13 2 Main Block...
Page 123: ...13 Circuit Descriptions 13 4 13 3 IP Board...
Page 129: ...10 Operating Instructions and Installation 10 6 Memo...
Page 137: ...14 Reference Infomation 14 8 14 3 2 Supported Modes 1...
Page 138: ...14 Reference Infomation 14 9 14 3 3 Supported Modes 2...
Page 139: ...14 Reference Infomation 14 10 14 3 4 Supported Modes 3...
Page 150: ...Memo 1 Precautions 1 4...