@shyriu42 wrote:
hi
i m new in this forum and i buy an apm 2.8 with his power module.
All was ok until i disconnect usb and i connect the battery.
My RC receiver is on alarm because my RC receiver have only 4.1v and it 's not enough and when i connect mission planner with the telemetry i have this horrible message Prearm check: check board voltage and i check this voltage i found 4v .... so alarm of mission planner the apm bip bip bip bip bip and my rc receiver bip bip bip because voltage is under 4.2v ..Image may be NSFW.
Clik here to view.how can i solve my problem . is my power module is wrong ? or my apm board ?
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