# Radio not ready turn on controller

**URL:** <https://discuss.px4.io/t/radio-not-ready-turn-on-controller/28910>\
**Category:** Using QGroundControl\
**Created:** [September 3, 2022, 5:53am UTC](https://discuss.px4.io/t/radio-not-ready-turn-on-controller/28910 "2022-09-03T05:53:53Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![mick27](https://discuss.px4.io/user_avatar/discuss.px4.io/mick27/32/11457_2.png) [@mick27](https://discuss.px4.io/u/mick27)\
**Post date:** [September 3, 2022, 5:53am UTC](https://discuss.px4.io/t/radio-not-ready-turn-on-controller/28910/1 "2022-09-03T05:53:53Z")

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Hi i have a problem setting up my controller on the px4 6c pixhawk.  
iam useing radiomaster tx16s with edgetx,iam also using the tbs crossfire with the nano rx.  
when i go to calibrate the controller it comes with radio not ready pls turn on controller any help with this would be appreciated.the rx is plugged into the ppm/sbusrc port of the pixhawk.  
thank you