Make sure the PC/Laptop/Whatever has the same ground connection as the DC power supply.
Gerald On Wed, Oct 2, 2013 at 9:39 AM, Miguel Aveiro <[email protected]>wrote: > Hi everybody, > > I have a BBB with a USB Serial plugged to the USB Host (P3). I'm using a > 5V power supply connected on P1. > > If I disconnect the power supply with the USB Serial still plugged, and > connect again, the BBB doesn't init (the power led does not turn on). > > If I unplug the USB Serial, connect the power supply and then plug the USB > Serial, everything works. > > I tested with 3 different 5V power supplies (1A, 2A and 2,5A), and the > result is the same. > > Does anybody had the same problem? I looked the schematic and didn't see > anything that prevent the board to start. > > Thanks, > Miguel > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/groups/opt_out. > -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/groups/opt_out.
