>is the lifespan dependant on the amount of time you have it on, or will
>it degrade over time regardless?
It depends on the actual usage time.
>oh and can you replace it with newer one that doesnt humm as much (as
>far as i know its the inverter that doess it, but have quiet ones been
>built yet)?
You are right regarding the inverter. It wouldn't help to change the backlight
foil because that isn't what's making the noise. The noise is generated by the
transformer on the mainboard.
Frank
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