I know this has happened to others before Rob Schofield has repaired players where this has happened. A quick BBS search reveals two threads which talk about similar problems:

http://empegbbs.com/ubbthreads/showflat....true#Post272327

http://empegbbs.com/ubbthreads/showflat....true#Post282017

You'll most likely need to send it to Rob or Stu. Hit the "Repairs" link at the top of the page.