[Tfug] USB bugaboo on Thinkpads
Bexley Hall
bexley401 at yahoo.com
Thu Jun 12 12:32:43 MST 2008
--- On Thu, 6/12/08, John Karns <johnkarns at gmail.com> wrote:
> Just thought I'd throw out a warning here for the TP
> users here who
> may not be aware of a common issue with the USB ports on
> various IBM /
> Lenovo models. I didn't find out until after
> experiencing the problem
> first hand, and wish I'd known about it before. I have
> a T42, but the
> problem seems to affect many T series models, including
> some T6x.
>
> The problem is that if you suspend the laptop while a USB
> device is
> connected (i.e., without disconnecting it before
> suspending), there is
> a high probability that the USB ports will burn out. The
Ouch! I've heard of machines where the USB port crashes
during suspend but never crashes and BURNS! :-/
> fix is to
> replace the mobo, or you can, of course, use a PCMCIA USB
> card. I'm
> disallusioned a bit with these machines for that - as
> expensive as
> they are, and the reputation for quality that they have,
> I'd have
> thought that this kind of design problem would not present
> itself.
> Especially as a long running problem which spans several
> generations
> of the machines.
Thanks for the pointer!
--don
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