HP-25 sealed keyboard with non responding key

[Sanjeev Visvanatha]

This suggestion came from Geoff Quickfall:

https://www.hpmuseum.org/forum/thread-59...l#pid52993

I think it is risky, so wanted to know if anyone had done this procedure and what the results were.

And you are right, it seems the traces on the upper side are not entirely visible, so would be relying on luck at some point.