Re: [Discuss-gnuradio] usrp1 suddenly stops communicating

[Alexandru Csete]

On 5 August 2010 00:30, Patrik Tast <address@hidden> wrote:
> Hi All,
>
> The free USRP1 has suddenly decided to stop communicating. We suspect (from
> the output)
> that it might be an USB problem?
>
> It runs for about 30 - 60 secs and then freezes. The led on the motherboard
> is still blinking though.
> We've tried to plug into other USB ports and using different cables but the
> result is always the same.
>
> F12 is used with all the latest updates.
>
> Screenshots when it halts @
> http://www.poes-weather.com/~patrik/usrp/usb-fail/
> Notice the serialnumber is all zeros, perhaps cos it is a preversion?
>
> Suggestions what to try next appreciated,

Occasionally, I also see "write_cmd failed" on my USRP and I suspect
it is due to bad electrical connection. I know for sure my USRP has
been exposed to enough physical stress to have a bad USB connector.

Alex