[iyonix-support] Re: SD card trouble - a solution (I think); but WHY?

In article <20060926131330.160190@xxxxxxx>, Jochen Konietzko
<JochenKonietzko@xxxxxx> wrote:


[Snip] Corrupt files on SD cards

> it's me again; just now I dimly remembered that in an entirely
> different context someone was advised to try to change the USB port.

> So, without much hope, I changed the card reader from the top front
> socket to the bottom front socket - and everything appears to work
> perfectly!

Interesting.

> Can any of the experts explain this to me, please? 

By switching to the adjacent USB port you are moving the device to the
other OHCI controller. It's possible another device that is connected to
the original controller was contributing to the problem although I've
only seen this effect with devices being detected.

> (And must I now expect problems from my Epson Perfection 1660 Scanner
> which now is plugged into the top? Until now it never gave me a single
> bit of trouble.)

If you do then !USBKick will help. ;-)

Ian

-- 
Ian Hamilton (RISC PC RO4)  http://www.hamiltoni.pwp.blueyonder.co.uk/ 
             (Iyonix  RO5)  Programs compatible with RISC OS 3/4/5   
                              

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