Dell Studio 15 and ATI mobility radeon 3400 graphics card
I tried the karmic 64 iso and got the following behavior:
Boot from CD
Close lid -> suspends fine
Open lid -> black screen
Boot from CD
Set a password for ubuntu user
Add new user
Switch to new user
Switch back to ubuntu user
Close lid -> suspends fine
Open lid -> resumes fine
Switch back to new user -> black screen
Dell Studio 15 and ATI mobility radeon 3400 graphics card
I tried the karmic 64 iso and got the following behavior:
Boot from CD
Close lid -> suspends fine
Open lid -> black screen
Boot from CD
Set a password for ubuntu user
Add new user
Switch to new user
Switch back to ubuntu user
Close lid -> suspends fine
Open lid -> resumes fine
Switch back to new user -> black screen