Questions & Answers for: Proscan backlight test

...backlight lamps. If the inverter is defective it can still be replaced. Testing is done reading DC in, checking high voltage out, and using an oscillator to test the phase of the AC out signal ...

...an integrated system) is probably your best option. The power distribution board which powers the backlight may also be at fault here. Because this is a rear projection TV it is also possible that ...

...test, so from what I’ve read that would be the backlight inverter causing this issue. My questions are would that be correct and if so, does this model have a replaceable backlight inverter? Hi, As ...

...backlight brightness settings.
Even when tested the backlights may look fine but the a current change due to aging warns the TV that something is outside the predermined parameters. The auto ...