Hi, There should be a short on board. The U2 shuts itself down to prevent the high current draw which is caused by the short. That is why the LED goes off after it blinks once.
Regards, Shu On Monday, October 27, 2014 10:56:34 PM UTC-5, [email protected] wrote: > > I am in the same situation. Was trying out new images. Did an forced SD > change to a non-bootable bbb. Now it won't boot. Just a pwr blink then > dead. > > Are there any other ways to recover other than RMA? PMIC replacement or > reflashing of bootloader? > > Sam > > On Wednesday, June 18, 2014 9:53:25 PM UTC+8, Gerald wrote: >> >> Request an RMA. >> >> http://beagleboard.org/Support/RMA >> >> And read this. http://www.elinux.org/Beagleboard:BeagleBoneBlack#Hardware >> >> Gerald >> >> >> On Mon, Jun 9, 2014 at 5:54 PM, <[email protected]> wrote: >> >>> My BBB (A5A) was working fine with ARM Arch (installed on the eMMC), but >>> since yesterday it won't turn on. I don't know what changed. >>> >>> When I plug the power source or the USB cable the PWR Led quickly >>> blinks, but the board doesn't turn on. >>> If I press the POWER button, the PWR led does a single blink too, but it >>> doesn't proceed to boot. >>> >>> I also tried to boot from the SD card, but It didn't work. >>> >>> -- >>> 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.
