Need a little help please...

i just got a walkera qrx350 with a spektrum ar6210 rx in it and i need help setting up the model file i havent used my tx in a while and i am really rusty...i got it to bind and i can arm and disarm the motors but i can't figure out how to set up the 3 position switch for the flight modes..any help would greatly appreciated ...

You might find what your looking for here:

www.deviationtx.com/forum/model-configs/...x350-v1-2-on-devo-8s

tried that one and my tx keeps turning off and on with it don't know why...but i thing i got it working but can't get failsafe working i have tried everything i could think of...what i need it to do is when it looses signal it needs to activate RTH which is mapped to Fmod switch02 which is on ch5 not sure how to get it to work...i experimented trying failsafe with other channels and couldn't get them to work eather...im stumped...