hp 48G/GX unavoidable DEATH !!

[Zaphod]

(04-05-2018 09:35 AM)Martin Hepperle Wrote:  As the blackening effect usually starts from the edges, I assume that the seal between the two glass plates becomes porous over time. Then oxygen can interact with the liquid or the liquid "dries out". Maybe an early resealing of the edges with epoxy or something similar could help?
Any LCD manufacturers / experts here?

Martin

I'd guess this is what is happening too,
I went looking at some last night on ebay, there are some examples of this era of calc/pocket computer with perfectly good LCD, and then another of the same model with a bleeding one (not caused by physical damage)