Keyboard repair. Hi, i have an acer extensa 2350 series laptop. a couple of the keys are not

Question

Hi, i have an acer extensa 2350 series laptop. a couple of the keys are not working and i want to take the keyboard and see if i can get it working. if not i want to take it out and replace it with a new. i cannot find a repair manual anywher that tells me how to remove the keyboard. Can you help at all?

Thanks. Paul