my laptop have a amd radeon hd 6470M 1gb but i can't find a driver.
the light of the screen only connects if the power cable is connected . I can't use the computer in battery mode.
Please help me
What OS version are you running?
Here are the drivers for Windows 7 64-Bit : Mobile
If that's not your OS then go here: Download Drivers
There under : Manual Select Your Driver > Step 1: Notebook Graphics > Step 2: Radeon HD Graphics > Step 3: Radeon HD6xxxM Series > Step 4: (Select the OS that you are running)