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4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
Check the various cable connections first.
1.
• Check to see if there is a burnt or damaged cable.
• Check to see if there is a disconnected or loose cable connection.
• Check to see if the cables are connected according to the connection diagram.
Check the power input to the Main Board.
2.
Check the internal patterns from the SVC option.
3.
FBE : Factory mode(INFO - MENU - MUTE POWER ON when TV is "standby on") -> SVC -> Test Pattern -> FBE
Pattern Sel "FBE pattern is created by Main IC(Valencia)
Case1: FBE pattern is ok , then change the T-con Board.
Case2: FBE pattern is NG , change the main Board.
SMPS BOARD
MAIN BOARD
T-CON
Содержание UN40C8000XM
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Страница 19: ...4 12 4 Troubleshooting WAVEFORMS 1 PC Input V Sync H Sync 2 LVDS Out CLK ...
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Страница 22: ...4 15 4 Troubleshooting WAVEFORMS 3 4 HDMI Input CLK 5 TS DATA Out Clk Data 0 ...
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Страница 25: ...4 18 4 Troubleshooting WAVEFORMS 6 Tuner CVBS Out Pattern Grey Bar 7 Eagle Out Clk H Sync ...
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Страница 28: ...4 21 4 Troubleshooting WAVEFORMS 6 Tuner CVBS Out Pattern Grey Bar 7 Eagle Out Clk H Sync ...
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Страница 31: ...4 24 4 Troubleshooting WAVEFORMS 7 Eagle Out Clk H Sync 9 Component Input Y Pb ...
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Страница 34: ...4 27 4 Troubleshooting WAVEFORMS 0 Audio Input Sign Wave I2S Input Clk Data Audio Amp Out Sign Wave ...