See this link for the latest info on the internal clock for the PA3X. http://www.korgforums.com/forum/phpBB2/v...aa949f74bb832e9

If all this is fact, Korg must have bought a lot of bad batteries from their vendor . . . I plan to wait a while before I try to get warrantee repair. I'm not sure I believe all of these "facts". Too many failures to be simply batteries.