Alan Stern wrote:
quoted text
> > OK. I'm using a Dynex hub which claims to be self-powered.
>
> "Claims to be"?  Does it or doesn't it have a power cord?

It does have a power cord and it was plugged in. But I've read that
some devices that are supposed to be self-powered still draw power
from the host.

quoted text
> > Now the hub
> > itself sometimes gets disconnected when I plug in a flash drive:
>
> It's hard to know what to make of all this.  My best guess is that your
> computer's USB controller has some sort of hardware problem, apparently
> not directly related to power consumption.

That much seems clear :-) The hub definitely improves matters; some
devices work with the hub that did not work without it.

Mike

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