APM 2.5 USB connection failure !

Hi All,

I have problem connecting the APM 2.5 to Mission Planner. Everything was fine, it was connecting every time and some days ago it just stopped. In the Device Manager it appears right. The baud rate is set to 115200, i am changing the COM ports from 3 to 5, there is firmware uploaded to the APM. The connecting time is just running out and the message is "No Heatbeat Packets Recieved". When i try to re-upload the firmware it says "Check your cabling"... it is the same cable i am using now as before when it was ok. When i click "Connect" the ESCs gives two beeps. My firmware is Hexacopter 2.8.1 and MissionPlanner 1.2.33. I tried with older and newer MP but same thing. By the way, it fly OK with my Hexa, it is arming and everything but connecting to MP. Please HELP. I am totally out of any ideas how to bring it back. I will appreciate any help.

Wish you great days.

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Replies

  • 3D Robotics

    Please contact technical support from the store you bought it from. If that's 3DR, it's help@3drobotics.com

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