[ltp] Re: is my usb controller dead?

come se fosse antani linux-thinkpad@linux-thinkpad.org
Fri, 28 Apr 2006 19:20:46 +0000


On 4/28/06, Henrique de Moraes Holschuh <hmh@hmh.eng.br> wrote:
> On Fri, 28 Apr 2006, come se fosse antani wrote:
> > You write "powered" HUB; it's a normal HUB or a special one? Do I need
> > an HUB with AC adapter?? :D
>
> You need one that is *grounded*, and since you cannot really trust the
> grounding on the Thinkpad USB port (unless you do know it is good, which =
is
> something I am not so sure about as the protections there are not that go=
od
> apparently)... you need a powered hub.
>
mmmh. I'm not expert but... you means a HUB with AC adapter?
or an hub grounded with a cable to something metallic?

sorry, but I've no idea ...

thanks