BeagleBone Black rev 000C S/N 3414BBBK0466 running BoneScript 0.2.4 at 192.168.1.156
Did a little reading. Problem must be in TPS65217C and USB power would not solve the problem. On Monday, January 12, 2015 at 7:44:01 AM UTC-5, Lawrence Menten wrote: > > > My BBB Rev 3 was put into service 3 weeks ago. Noticed that board would > periodically hang and need reboot. The board then ceased to start up at > all. Board emits a high-pitched whine with no LEDs (including power LED) > lit or flashing. No signs of life except the whine. Disconnected all but > the wall-wart (5V 2A switching). Still LEDs flashing or lit, Pressing > reset and power produced no result. Checked power voltage on connector and > voltage was perfect. Un-jacked power (at BBB connector) and re-jacked. > Still no LEDs lit or flashing. Still generating the high-pitched whine. > > This morning, after submitting an email to RMA, I decided to try powering > from USB to bypass the regulator. As a baseline, I connected the 5v > wall-wart. This time, the BBB booted perfectly. No whine and LEDs now > happily flashing. Connected over ssh/ethernet and logged in successfully. > > Has anyone else seen this intermittent failure? > -- 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.
