Voltage has to be too high, or not high enough. I'd assume too high as you've already stated the power supply is 5.25v. The reason why I say it has to be this, is that the power LED goes out nearly instantly.
On Fri, Dec 4, 2015 at 9:45 PM, Gerald Coley <[email protected]> wrote: > 5.25V is a little high and in reality it may be even higher on power up. > The spec is 5V. I suggest you try and meet the specification and get a good > power supply. > > Another possibility is that while the supply is rated at 3A, it may have a > surge limiting function based on the product it was designed for. It could > be that as the board powers up and the current increases, it increases to > fast causing the power supply to shut down. I cannot say that is the case > or not based on a video. > > Also, based on the video you need t plug in the power jack., not wiggle it > in. Just plug in in firmly. > > Gerald > > > On Fri, Dec 4, 2015 at 10:35 PM, ril3y <[email protected]> wrote: > >> Hey Everyone. >> >> >> I need to use the 5v rails for about 300-400 miliamps so after doing a >> bunch of reading I found out that I could pull this from the 5v rail IF I >> used an external power adapter. >> >> I found one on amazon and got it here today. Its 5v @3 amps. I check it >> out and it looks to be about at 5.25V. Here is a video of what is >> happening. >> https://goo.gl/photos/4fnzHVykRxVvgosB7 >> >> It looks like it turns on.. the user leds light up then everything just >> fails. I am not sure what the issue is. I have tried 2 different BBB's >> and both exhibit the exact same behavior. >> >> Thanks everyone. >> >> Riley >> >> -- >> 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/d/optout. >> > > > > -- > Gerald > > [email protected] > http://beagleboard.org/ > > -- > 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/d/optout. > -- 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/d/optout.
