Do you mind opening up System->Preferences->Power Management and changing "When laptop lid is closed;" form "Suspend" to "Black screen"? Then restart and close the lid and re-open it. This should see whether suspend is an issue or if it's just a lid-close problem.
Do you mind opening up System- >Preferences- >Power Management and changing "When laptop lid is closed;" form "Suspend" to "Black screen"? Then restart and close the lid and re-open it. This should see whether suspend is an issue or if it's just a lid-close problem.