how to get rid of 3 red binks

[Keith Shaffer]

My Phantom @ powers up with red light blinking 3 time over and over

 

[barefootbeachcombing]

Front or rear?

 

[Mako79]

Does motors start?
Does your smartphone/device show a warning?
Does the Phantom Assist have a warning when plugged in?
Is your house built on a runway?
Have you looked at the online manual to trouble shoot?