Question about Cobra 4000 GPS Receiver
The Nav one 4000 series screen will not turn on and it beeps when we try to turn it on.
Your power cable has a short in it. replace it.
Posted on Aug 14, 2009
WHERE CAN U GET A CORD FOR IT.IT WON'T LIGHT UP WHEN PLUGGED INTO MY CAR LIGHTER.
Posted on Jul 12, 2011
I also have the same problem. The beeping seems to be a code but people from cobra just say send it to them for repair. The beeps seem to be #112 (BEEP--------BEEP--------BEEP-BEEP) . It than shuts of, nothing on screen. NEED HELP PLEASE!!!!!
Posted on Sep 25, 2008
i have 9 cobra one 4000 and all unit is no power on.
Posted on Feb 25, 2009
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