Problem with built-in wwan and Video

Hi all, how are you??
I have a Sony VAIO VNG SZ430 N/B notebook running windows xp sp2, and I'm experiencing the problems described bellow:
1)Is it possible to turn on the built-in wwan adapter whithout using Smart wi connection utility/Cingular Connection Manager??How can I do that??

2)I'm trying to install better video card driver than the original ones.
Someone suggested me laptovideo2go drivers.
I'm able to install it, but I lose brightness control
(Please, read this link for further details: laptopvideo2go
Please, Does someone know how to solve this issue??or may someone suggest me a better video card driver??


I appreciate any help you can give me,
thanks in advance,
Roger

 

Please, Does someone have any ideas???
How do I turn on the built-in wwan adapter without using Switch setting Utility/Cinguklar Connection Manager??and How can I make brightness control keyboard keys (F1-Fn keys) work with alternative Nvidia drivers??

thanks in advance,
Roger

 

no ideas??