Hello.. I have a problem with the Phantom 2 transmitter, If i have to power on the transmitter for about a week the green led that indicates the status of transmitter blinks red and then stay solid red. I power off and then on again and everything is ok.The led is solid green and the proper sound beeps , and Phantom is totally controlable. What probably is??If anyone knows please answer me.. I haven't change batteries until now.. Thank you very match!!