th9x 9x navigation rotary encoder switch modify part

th9x 9x navigation encoder switch modify part

see more info.
http://www.rcgroups.com/forums/showthread.php?t=2479552&page=53

used switch :
TSWB-3N-CB111 LFS or TSWB-3N-CB222 LFS
http://www.ckswitches.com/media/1346/tsw.pdf