Opening and trying to fix a leaked HP 48S

[cruff]

(11-19-2020 06:36 PM)ytterligare Wrote:  Those are all good ideas, but first thing first, I'll try to get rid of the crystals by submerging the "offended" part in a solution of Vinegar (60%) and water (40%).
Let's see if with all the cleaning I reach some result.. ;-)

Not sure why you would need to dilute the vinegar, you could use it straight. Unless of course if you really have a concentrated acetic acid instead, which should be diluted.