Set 'Turn off display' to 1 minute. Set 'Put your computer to sleep' to Never.
Sit for 1 minute. When the screen goes off move your mouse and see what happens.
If the screen fails to resume then it's 99.9% a video driver issue.
If it works fine then you have a Standby/Suspend to Ram problem. You will have to research the causes.
Sit for 1 minute. When the screen goes off move your mouse and see what happens.
If the screen fails to resume then it's 99.9% a video driver issue.
If it works fine then you have a Standby/Suspend to Ram problem. You will have to research the causes.