unplug the ethernet.    some USB sources are unable to provide enough
power for everything.

On 11/16/2014 3:47 PM, David Hirst wrote:
>
>
> On Sunday, November 16, 2014 5:39:48 PM UTC-5, David Hirst wrote:
>
>
>
>     On Sunday, November 16, 2014 1:45:59 PM UTC-5, William Pretty
>     Security wrote:
>
>         As far as I know, it shouldn’t do that.
>
>         The USB should provide power if the AC (+5v) is removed.
>
>          
>
>         What else is connected to the BBB ?
>
>
>     I have a cape with a lithium battery, a serial port talking to a
>     wireless gateway which is powered from the AC input also and an
>     ethernet cable to the BBB nothing else, the battery is connected
>     to the charging circuit of the PMIC.
>     I have two BBB which both do the same
>
>          
>
> I just tried the same thing without the cape and the same thing
> happens so all that is connected to the BBB is AC, USB and ethernet. 
> uname -a gives "Linux beaglebone 3.8.13 #1 SMP Wed Sep 4 09:09:32 CEST
> 2013 armv7l GNU/Linux"
>
>          
>
>          
>
>         "No one could make a greater mistake than he who did nothing
>         because he could do only a little."
>
>         "All that is necessary for the triumph of evil is that good
>         men do nothing" Edmond Burke /(1729 - 1797)/
>
>         
> http://www.packtpub.com/building-a-home-security-system-with-beaglebone/book
>         
> <http://www.packtpub.com/building-a-home-security-system-with-beaglebone/book>
>
>          
>
>         *From:*[email protected]
>         [mailto:[email protected]] *On Behalf Of *David Hirst
>         *Sent:* Sunday, November 16, 2014 11:27 AM
>         *To:* [email protected]
>         *Subject:* [beagleboard] BeagleBone Black powers down when AC
>         adapter is removed while the USB is connected.
>
>          
>
>         I am trying to manage power myself including battery backup,
>         however if I have USB power and AC adapter power whenever I
>         disconnect the AC power, the system shuts down shortly after.
>         I would like to manage the shutdown myself.
>         Can anyone tell me how to disable the default control
>
>         Thanks
>
>         -- 
>         For more options, visit http://beagleboard.org/discuss
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>         No virus found in this message.
>         Checked by AVG - www.avg.com <http://www.avg.com>
>         Version: 2015.0.5577 / Virus Database: 4213/8581 - Release
>         Date: 11/16/14
>
>         
> ------------------------------------------------------------------------
>
>         No virus found in this message.
>         Checked by AVG - www.avg.com <http://www.avg.com>
>         Version: 2015.0.5577 / Virus Database: 4213/8571 - Release
>         Date: 11/14/14
>
> -- 
> For more options, visit http://beagleboard.org/discuss
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