Having an elemt14 BBB, is it correct that I need to send it back to Farnell? Considering I have not obtained my BBB from Farnell directly can I even use their service? I do not have a customer ID and cannot even order from Farnell since I am a non-commercial individual...
Regards, Matthias On Thursday, September 3, 2015 at 2:43:46 PM UTC+2, [email protected] wrote: > > Hi, > > apparently I must have somehow damaged my Beagle Bone Black Rev C. > At the time the device was damaged, only GND, VDD_3V3B, VDD_5V > and Ethernet were connected, so I am sure it was not overvoltage at > one of the GPIO/AIN pins (got my experiences with that already). > The current state of the device is that the power LED turns and stays on > when connected via VDD_5V, but the device does not boot or turn on > the VDD_3V3B rail. When connected to a USB power supply, > the power LED flashes only once. My power supply providing the > 5V DC is based on the TPS5430/31EVM-173 3A Regulator Evaluation > Module BY Texas Instruments, which has worked nicely so far. > > There is some (currently unused) circuitry connected to VDD_3V3B. > Any ideas what could have caused the damage? I had stumbled over > the problem with unreliable start ups with long VDD_5V rise times > previously (although I have not seen it for some time), but I was under > the impression that this was a non-permanent issue that could be > resolved by repowering the board. Is there something that might > permanently damage the BBB when simply powering up and down? > > Thank you in advance, > > regards, > > Matthias > > -- 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.
