Do the RMA. Gerald
On Sun, May 18, 2014 at 9:13 PM, Eric Fort <[email protected]> wrote: > Help, > > I just got an audio cape today and wanting to get it working I added it to > the top of the cape stack such that I had a beaglebone white, the battery > cape, dvi cape, and finally the new rev b audio cape on top. a couple days > ago I used this setup without the audio cape running on batteries and it > worked completely as expected. I plugged it into the network and used the > stack over ssh for over 3 hours as commented in a previous post. Today, I > was a bit short on batteries so after carefully looking over the battery > cape SRM found here > https://github.com/CircuitCo/BeagleBone-Battery/blob/master/BeagleBone-Battery-RevA-srm.pdf?raw=trueand > determining that it will accept from 1.8-5.5V across VBAT as > doccumented on page 16 of the cape SRM I reviewed the schematic to find J8 > & J9 allow attachment to VBATT such that I may attach a power supply to J8 > or J9 for power. I then placed 2 AA cells in the battery holders on the > battery cape and measured the voltage across J8 & J9 to determine proper > polarity after which I attached a black lead to the minus or negative > terminal and a red lead to the positive terminal. it blinked and flashed > nicely as I would wxpect at this point as if trying to boot. I then > attached a 5V power supply to these terminals checking for proper polarity > prior to turning on the supply which I measured at 5 volts. I only took > this option because after careful reading of the Battery cape SRM It stated > that 5v is in spec. well the board stack failed to come up or give any > indication of life, not so much as a power LED on any of the boards! then > about 15 seconds elapsed and things started to smell. I pulled power > shortly thereafter. now all that happens when I put batteries in the > battery cape in the batteries get too hot to hold in just a couple seconds > and the smell returns. trying to power the beaglebone over USB with no > other capes attached blinks the power LED but no other evidence of life is > seen. I am also suspect of the audio cape and dvi cape possibly being > fried as well. are there some additional things I can and should check or > is this something for direct RMA? > > Thanks, > > Eric > > > -- > You received this message because you are subscribed to the Google Groups > "Beagle Alpha" 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.
