Hi
A friend of mine have one hp 3468 A. It reset in loop and after some verification we have find the problem "corupted ROM".
I have find online this rescure of similar DMM whit the creation of new rom from old pc bios chip
https://xdevs.com/fix/hp3456a/ but to do the same on 3468 I need the firmware dump
Some one that have this?
Have good day