Chony I hope you can get these issues worked out.........I hope Yamaha is reading these posts and watching these videos...well done on showing excactly whats wrong..
good luck keep us posted.
I have put this on YPKO T4 Forum also to see if someone can possibly help...
http://www.yamahapkowner.com/forum/index.php?topic=27770.0 [This message has been edited by Dnj (edited 10-31-2010).]