A sad story of HP calculators

[Dave Frederickson]

Here's a demonstration of how to repair the screen.



It does look labor intensive and you need a replacement for the screen backing.

But once you've the calculator apart you might as well replace the screen with the black high-contrast version from a donor 39G. See these posts.
https://www.hpmuseum.org/cgi-sys/cgiwrap...002#108107
https://www.hpmuseum.org/cgi-sys/cgiwrap...ead=251848

Dave