Repairing an old VIC

[srowe]

Great to hear you've got it going again. You have to be persistent, I had a similar fault with my 1541, had to replace about five logic chips before I found the root cause.

[DrVeryEvil]

I have found a pencil eraser will clean up the copper on the circuit board of the keyboard. The contacts on the buttons, I use cotton swabs with rubbing alcohol.