Re: still trouble with the NSLU2
On Mon, 23 Jan 2012, Mark Morgan Lloyd wrote:
> Nicola Bernardini wrote:
> > > You should always check the power supply of the nslu2, I had mor than one
> > > that failed softly, exposing various strange errors.
> > I see. What should I test? that the nominal voltage is proper and
> > stable? However, if that was the case, the machine would fail
> > erratically, I believe, while it appears to fail quite deterministically
> > (upon an apt-get upgrade, for example).
> Basic parameters are DC voltage on load, and AC ripple on load. You'll
> probably need fairly decent test equipment to see the switching frequency.
Or a known good power supply ...