[beagleboard] BBB powers from USB but not from 5VDC, cape powers only with 5VDC

2015-07-12 Thread john
I gather the BBB can be powered either by USB or by 5VDC, but not both. So I don't understand. My BBB does not power up at all with 5VDC connected. As soon as I connect USB, however, it boots right up. Meanwhile, I have a cape (CBB-Relay) that requires 5VDC. It doesn't work unless I then

Re: [beagleboard] BBB powers from USB but not from 5VDC, cape powers only with 5VDC

2015-07-12 Thread Gerald Coley
Sounds like the board has been damaged and needs to be repaired. Gerald On Sun, Jul 12, 2015 at 9:37 PM, j...@b-wells.us wrote: I gather the BBB can be powered either by USB or by 5VDC, but not both. So I don't understand. My BBB does not power up at all with 5VDC connected. As soon as I