From: Cmplx80 on
J�rgen Stupperich wrote:
> Hi RnR,
> the original posting is in Netherlands, but as this is similar to
> German, I'll try to translate it to English (I don't reply to him,
> because I don't know the answer).
> So here are his questions:
>
> Who can explain to me, why I'm not able to use ctrl and f10 when I'm
> starting a dell dimension 9159?
> And how can I reset to the factorysettings without using a cd from dell
> xp on my pc?
>
> I hope this helps.
>
> Best regards,
> Juergen
>

MJMIII is correct. The manual states ctrl/F11 for restore.
The manual (English, French, or German) may be downloaded from here:

http://support.dell.com/support/edocs/systems/dim9150/index.htm