(Help) Intel HD3000 and AMD HD Radeon 6770M

[Flashe]

Hello,

 

I have a laptop HP DV7 6090ef with 2 cards graphics Intel HD3000 in processor i7-2630QM and AMD HD Radeon 6770M.

 

http://ark.intel.com/products/52219/Intel-...Cache-2_00-GHz)

 

This processor have a card graphics intégré. And i have 2 nd card in laptop.

 

http://www.amd.com/us/products/notebook/gr...0m-6600m.aspx#2

 

Impossible for me work one card or 2 cards,i don't not why.

 

 

You request of help me because i don't have screen native 1600*900*32 therefore impossible of do install lion.

 

 

 

Thanks advance for help.