Tom,

Don't know if this is what you already tried, and play at your own risk, 
but found this on Google:
http://www.ehow.com/how_6815344_turn-touchpad-dell-latitude-d600.html


73, Steve KW3A
On 12/30/2012 9:55 AM, Tom Behler wrote:
> Hi, all.
>
> I'm cross-posting this here to see if anyone has any additional words of
> wisdom.
>
> See below.
>
> Tom Behler: KB8TYJ
>
> ----- Original Message -----
> From: "Tom Behler" <[log in to unmask]>
> To: "Jaws users e-mail list" <[log in to unmask]>
> Sent: Sunday, December 30, 2012 9:53 AM
> Subject: Still can't disable touch pad mouse on Dell Lattitude D600 Laptop
>
>
>> Hi, again, folks.
>>
>> I am sorry to have to bug everyone about this again, but I still have not
>> been successful with regard to disabling the touchpad mouse on the Dell
>> Lattitude D600 laptop I just acquired.
>>
>> I even got sighted assistance to help with the problem.
>>
>> We can find no way to toggle it on or off in the control panel.
>>
>> There is no way to toggle it on or off via the FN key and any of the
>> computer's function buttons.
>>
>> The system tray didn't seem to give us any clues either.
>>
>> Some people have told me that disabling the touchpad mouse may have to be
>> done by getting into the computer's bios.
>>
>> We tried calling Dell Technical
>> Support, and were told that they could help us disable the touchpad mouse,
>> at a mere cost of $149!
>>
>> Needless to say, we turned down that offer!  (grin)
>>
>> Does anyone have any more suggestions?
>>
>> Or, does anyone know of a way to e-mail Dell tech support?
>>
>> I have looked on the Dell web site, but the means for doing that don't
>> seem readily accessible.
>>
>> Dr.  Tom Behler from Michigan
>>
>>
>
>
>