I just was using this Atari 800XL, and without reason, the "U" key seems as pressed but nobody is pressing the key. (see video, sorry for quality and few background sounds. ). https://youtu.be/msnZSZTz8a0
Dirty?, maylar issues?, key system broke?
Any suggest, comments, are welcome.
Edited by Drummerboy, Mon Apr 17, 2017 6:03 PM.