4 Troubleshooting
4-2
4-2-1 No Power
4-2 Checkpoints by Error Mode
Does proper DC 12V
appear at CN800?
Change a Assy PCB Power.
Yes
Yes
No
Check a connection a power cable.
No
Does proper DC A3.3V,
A5V appear at
C854, C866?
Check a IC809, IC802.
Change a main PCB ass'y.
Yes
No
Does proper DC 5V, 3.3V,
1.8V appear at C811, C853,
C833?
Check a IC803, IC805, IC813, IC307.
Change a main PCB ass'y
Yes
A power is supplied to set?
Check a other function.
(No picture part)
Replace a lcd panel.
No
No
LAMP off, power indicator
LED red color?
Содержание LA26R71B
Страница 6: ...Memo 1 Precautions 1 4 ...
Страница 22: ...4 Troubleshooting 4 4 WAVEFORMS 1 R G B Output Signal of IC500 ...
Страница 24: ...4 Troubleshooting 4 6 2 Digital Output Data of IC500 3 Signal of HDMI Data ...
Страница 26: ...4 Troubleshooting 4 8 WAVEFORMS 4 Tuner_CVBS Output Signal 3 CVBS Output Signal ...
Страница 28: ...4 Troubleshooting 4 10 WAVEFORMS 4 CVBS Output Signal ...
Страница 30: ...4 Troubleshooting 4 12 2 Digital Output Data of IC500 5 Analog Signal Y C to IC500 WAVEFORMS ...
Страница 32: ...4 Troubleshooting 4 14 WAVEFORMS 6 The Signal are Inputed to IC603 7 DC 12V ...
Страница 51: ...7 Block Diagrams 7 1 7 Block Diagram This Document can not be used without Samsung s authorization ...
Страница 52: ...7 Block Diagrams 7 2 Memo ...
Страница 53: ...8 1 8 Wiring Diagrams 8 Wiring Diagram 8 1 LA26R71B LA32R71B LA40R71B Wiring Diagram ...
Страница 54: ...8 Wiring Diagrams 8 2 8 2 Main Board Layout ...
Страница 57: ...8 5 8 Wiring Diagrams ...
Страница 58: ...8 Wiring Diagrams 8 6 8 4 Power Board Layout ...
Страница 61: ...8 9 8 Wiring Diagrams ...
Страница 64: ...8 Wiring Diagrams 8 12 Memo ...
Страница 70: ...9 Schematic Diagrams 9 6 Memo ...