i am a rookie flyer and have absolutely no clue regarding how to program my radio tx to fly the apm 2.5 powered quad rotor. my configuration is 4 1200kv motors,30 amp esc, apm 2.5 flight control board. turnigy 9x tx/rx on a hiller x525 quad frame.
First off all I need to know if you have programmed the TGY 9x with the open9x or the ER9x firmware..
if not then this is a link which will solve your problem..
If you have then you will have to do some reading here to help you out