4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
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 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.
Check internal Pattern lola3 if fhere is some picture noise.
Factory mode(Info-MENU-Mute-power on → Advanced menu → MST69A84HQ → Pattern select : Off
Press right button of Remocon.
If lola3 NG, Chahge the Main Board.
1.
2.
Summary of Contents for LA22B350F2
Page 20: ...1 4 1 Precautions Memo ...
Page 30: ...4 4 4 Troubleshooting WAVEFORMS 1 R G B Output Signal ...
Page 32: ...4 6 4 Troubleshooting WAVEFORMS 2 Digital Output Data 3 Signal of HDMI Data ...
Page 34: ...4 8 4 Troubleshooting WAVEFORMS 3 CVBS Output Signal 4 Tuner_CVBS Output Signal ...
Page 36: ...4 10 4 Troubleshooting WAVEFORMS 4 CVBS Output Signal ...
Page 55: ...6 3 6 Wiring Diagram 6 2 Wiring Picture LA22B350F2 LA22B450C8 ...