Q:Compaq TFT450 LCD monitor, only upper half working?

[Jack]

Lower half is bright white. Sometimes it works well for 20 minutes, then the
lower half fades to white.
The backlight tubes are working correctly.
Any tips?

Jan

 

[The Al Bundy]

Lower half is bright white. Sometimes it works well for 20 minutes, then the
lower half fades to white.
The backlight tubes are working correctly.
Any tips?

Jan

Maybe a loose (supply) contact at the row drivers?

Al