3gx problems on my trex 450 pro

[andy(uk)]

hi guys ive set my 3gx up all ok until i try headhold it just wont lock out , rate mode works fine

 

[Tony]

Can you get a green status light on the 3GX?

 

[andy(uk)]

sorry i thought i had

 

[Tony]

What Tx and Rx setup are you using with this gyro?