dell st2321l_analog

This morning i go to turn on my monitor and it says its in power save mode thats not a issue normally cause the screen comes on in a few secs afterwards well back to this morning it didnt click over it stayed in power save mode then went to sleep turned it off and back on 3 -4 times nothing i unpluged the cable for it nothing plugged it back in nothing i unplugged it again and plugged it back in and pressed the power button on the tower and it came on long story short could my monitor be going out are is it something else

 

I believe the tower, itself, went into hibernation and pressing the power button on the tower brought it out of hibernation. Can you disable hibernation in the power settings in control panel?

 

Thank you for replying back I have hibernation turned off since ive had the computer had alot of issues with it on another computer which would lock it up.