input signal abnormal

[gamdj1]

Trying to do my first flight the phantom started beep......beep........beep...... The quick start guide says this is "input signal abnormal". How do I clear this?

 

[Gizmo3000]

Trying to do my first flight the phantom started beep......beep........beep...... The quick start guide says this is "input signal abnormal". How do I clear this?

You did turn on the Transmitter first prior to connecting the battery up to the Phantom right?