Ask about binding, channel assignments, endpoints, rates, expo, failsafe, mixing, receiver power, servo direction, telemetry, and radio programming here.
For a useful answer, post:
- Transmitter and firmware version
- Receiver, servo, gyro, or flight-controller model
- Vehicle or aircraft model
- What each channel should do
- What it does now
Remove propellers, disconnect the motor, or lift the drivetrain before testing a new radio setup on the bench.