If you are a Valutech customer, you might find the following links useful:

Acer UK – drivers :
http://support.acer-euro.com

Acer UK – Manuals and guides:-
http://support.acer-euro.com/documents/manuals.html

Acer UK – FAQ’s :-
http://support.acer-euro.com/faqs/index.html

Acer UK – BIOS’s and Vista drivers:-
http://support.acer-euro.com/winvista/index.html

Hewlett Packard notebook drivers:- http://welcome.hp.com/country/uk/en/support.html

Sony notebook drivers:- http://support.vaio.sony.co.uk/index/index.asp?site=voe_en_GB_cons

Fujitsu Siemens notebook drivers:-
http://www.fujitsu-siemens.co.uk/support/downloads_1.html