It depends. try it with USB power and see if you get the same results. Unplug everything else from the board. Make sure you are looking at the power LED.
Gerald On Tue, Oct 22, 2013 at 2:16 PM, Tux Leonard <[email protected]> wrote: > Could this be related to the "cheap" power supply? > Would it be better with a stable power supply or are you shure that the > chip is gone? > > > 2013/10/22 Gerald Coley <[email protected]> > >> Yes. It is normal when the board has been damaged. The PMIC >> is shutting down due to excess current on one of the rails. >> >> Gerald >> >> >> >> On Tue, Oct 22, 2013 at 12:58 PM, Tux Leonard <[email protected]> wrote: >> >>> Hi, >>> >>> I got the same problem. When I plug in a 5V power supply one LED ligthsup >>> and goes off again. After that nothing happens. >>> When I plug in the USB cable (in addition to the 5V) the BBB starts >>> booting. >>> >>> Is this behavior normal? >>> >>> @Gerald Coley >>> What is the part number of the power supply? >>> unknown. It's 5V power supply from my phone. >>> >>> Is it connected to the same ground as the rest of they system? >>> I suppose it's done inside the BBB. Isn't it? >>> >>> When plugged in, what is the measured voltage? >>> +5V >>> >>> >>> >>> 2013/10/21 Gerald Coley <[email protected]> >>> >>>> What is the part number of the power supply? >>>> Is it connected to the same ground as the rest of they system? >>>> When plugged in, what is the measured voltage? >>>> >>>> Gerald >>>> >>>> >>>> On Mon, Oct 21, 2013 at 7:32 AM, <[email protected]> wrote: >>>> >>>>> Hello >>>>> >>>>> I'm trying to boot a new BBB with a 5V, 2A power supply... >>>>> >>>>> It boots perfectly when connecting the power supply via mini-USB >>>>> cable, but it won't boot when powering over the DC jack with the same >>>>> power >>>>> supply. >>>>> Any hints why that may be? Weak power supply section? >>>>> >>>>> >>>>> The same power supply works perfectly with Raspberry Pi and Cubieboard >>>>> with connected 300MB WLAN adapters. >>>>> >>>>> >>>>> >>>>> -- >>>>> 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. >>>> >>> >>> -- >>> 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. >> > > -- > 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.
