If you look at the picture on the toshiba site, it looks like the HD is 
easily accessible from the bottom.  You simply take off the cover and the HD 
can be unplugged.  Look here and click on "product tour".

http://www.csd.toshiba.com/cgi-bin/tais/su/su_sc_modelLanding.jsp?ProductMenu_0=Portables&ProductMenu_1=Satellite&ProductMenu_2=360267&BV_SessionID=@@@@1854081277.1129653551@@@@&BV_EngineID=ccchaddfmhhefdfcgfkceghdgngdgnn.0&moid=360267&smoid=true&ct=MH&ListType=Model&x=15&y=7
"AnT" <ant@nospam.it> wrote in message 
news:4352c457$0$20491$4fafbaef@reader4.news.tin.it...
> Hi to all, I need to upgrade the hd in my satellite 1410-303 from 20G hd 
> to 40G.
> Can anyone tell me where is the hd in this notebook and, if possibile, how 
> operate to change it?
>
> Thank you and sorry for my english.
>
> Best Regards
>
>