4-1-2. No Video (Analog PC signal)
Symptom Audio is normal but no picture is displayed on the screen. -
Major
checkpoints
Check the PC source -
Check the SETD-10 (SX1) -
This may happen when the LVDS cable connecting the Main Board and the Panel is disconnected. -
Diagnostics
No
PC cable. Change a PC cable.
Change a main PCB ass’y.
No
Does the digital data appear at the
output of LVDS Signal?
Power Indicator is off.
Lamp on, no video.
No
Check a PC source and check
the connection of DSUB cable?
Check a IC1102.
Change a main PCB ass’y.
Yes
Does the signal appear at
BD909, BD910, BD911(R,G,B)?
Please, Contact Tech support.
No
Check a LVDS cable?
Replace a lcd panel?
Yes
Yes
Input a analog PC signal and
connected cable(DPMS).
Yes
1
2
Caution Make sure to disconnect the power before working on the IP board.
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