Hubsan Official Forum

HI,
I recently purchased a H501S (Hubsan FPV X4 FCC ID 2AEXY501SRX) After +/- 5 hours of fly it doesn't want to start. When i plug battery it does some bip ( 2 bip 2 bip ..............)No return video on radio control. Have you an idea ? thanks

PS :The same bip of this video
https://www.youtube.com/watch?v=vVlFx6_9-wU

Hello. The main solution to this issue is listed in the first comment of the video you linked to us. Re-flash the flight control firmware using the firmware and upgrade tutorial provided on www.hubsan.com ("Support", "Product Support").

I have not flash the flight control firmware. The video linked is just for you listen the bip

Kindly flash the flight control firmware,Hope will solve the issue of the beep.thanks