[SWLUG] is usb failure a premonition of machine demise?

Dick Bain dick.bain at gmail.com
Thu Jan 28 19:45:18 UTC 2010


It probably is power supply, I have found that inadequate psu = unhappiness

2010/1/28 Mark Summerfield <mark at qtrac.eu>:
> On 2010-01-28, Michael wrote:
>>  What else was plugged in, apart from the USB devices? Some nearby
>>  ports will affect the USB ones, so removing the peripherals you don't
>>  need might work. I think it's a voltage/current thing, as there's an
>>  extra load added for each connected device plugged in, so try a
>>  higher-rating power supply and the BIOS settings.
>
> I had exactly the same stuff as I always have: USB keyboard, 4 USB
> memory sticks, 20" monitor. I do have a USB scanner but only plug that
> in when I need it. Similarly, the laser printer is connected (by
> parallel port!) but was off.
>
> However, I've remembered now that after I'd put in the fourth USB memory
> stick, nautilus didn't launch and the stick's light didn't come on, so I
> took it out and reinserted it---and I think that was when all the USB
> ports stopped working.
>
> Anyway it seems to be working okay now... but I'm still going to buy a
> new one to be on the safe side. I'll try giving it a hoover (after
> switching it off;-) to see if dust was a problem.
>
> BTW I went to Dell's UK site and although they say you can have Ubuntu
> with any of their machines, whenever I've tried the "customize" option
> it never ever gives Ubuntu as an OS option:-(
>
> So I've asked for a quote from "Mod Squad" in Swansea...
>
>
> --
> Mark Summerfield, Qtrac Ltd, www.qtrac.eu
>    C++, Python, Qt, PyQt - training and consultancy
>        "Programming in Python 3 (Second Edition)" - ISBN 0321680561
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