i just got a tinyhawk 2 freestyle and when unlocking the vtx my goggle screen went black. i checked to make sure everything was matching up in beta flight and it is but still no video the vtx is getting power and when i connect batteries everything flashes and thw quad will fly just no video i tried hooking up spare brand new camera and still just a black screen with no OSD i havent changed anything on the quad all the settings are stock