HP-48's display with an unusual(?) stain

[vaklaff]

(09-25-2023 11:49 PM)cruff Wrote:  "LCD rot" is one term used to describe it. It is caused by delamination or other breakdown of the panel's structure, possibly caused by extreme temperature, humidity or physical stresses.

Thanks for the details!

As if on cue, this new eBay item looks affected as well:
https://www.ebay.com/itm/225791907157
If you have a suitable spare display, you can build your own black-display 48SX! Maybe you can talk the seller to a discount by pointing to this thread :-)

(I'm in no way affiliated with the seller)