0
votes
2answers
139 views

bad wake/sleep crashes in 10.9.3 turned into severe screen blackout crashes in 10.9.4

While still on 10.9.3 I had the occasional problem of the OS crashing upon wake-up. Every couple of weeks, made more frequent by using an external monitor. Now on 10.9.4, which was supposed to fix ...
0
votes
2answers
78 views

MacBook Pro 15" Early 2011, top right corner of the screen getting too hot

Since 10.9.3 update, I'm noticing a problem first, as I mentioned, right side of the screen getting quite warm, as warm as base, where CPU and GPU fans resides. second, even it's in sleep mode ...
3
votes
2answers
3k views

MacBook Air 2013 screen issues after sleep

I'm having some issues with my MacBook Air (2013). Whenever the system enters hibernation, as it does after a couple of hours of sleep, the screen gets distorted when it comes back from sleep. When ...
1
vote
1answer
2k views

MacBook Air screen turns off randomly

I had my MacBook Air 13" 2011 for almost 2 years now. And right from the start I kept having this weird issue: sometimes while I'm working on it, the screen (and the monitor attached via displayport ...
3
votes
2answers
257 views

How can I determine if the screen is asleep in Mountain Lion, from the command line?

I have a script that needs to run every so often, but only if the screensaver is active or if the screen is asleep (to make sure nobody is actively using the computer first). I need to have a way to ...
1
vote
2answers
908 views

MBA mid 2011: Artifacts on screen after wake from deep sleep

I'm using Macbook Air (mid 2011) and there is one problem with it. After macbook waking from deep sleep, it has some "artifacts" (i don't know how to name it correctly) on the screen: Artifacts on ...
1
vote
1answer
160 views

Multiple Screen Standby/Resume Problems

I have a large widescreen monitor plugged into my Macbook which is running Lion. Since upgrading to Lion I've noticed that I can't resume from standby if my other monitor was plugged in when I closed ...
18
votes
10answers
9k views

How can I sleep the display from Terminal?

I'd like to be able to turn my screen off from command line. I know there's the keyboard shortcut ctrl+⇧+⏏ but I want to do it from a shell script or remotely. Is there a way?
12
votes
5answers
36k views

Put the display to sleep without putting the whole computer to sleep?

I like to use vnc on my ipad on my bed. I want the mac to go to a black screen so I can fall asleep while using the ipad, and not have to get up to shut down the mac afterwards. Is there anyway to ...
4
votes
2answers
959 views

When waking up my MacBook Pro, the external monitor unpredictably displays “snow flakes”

I can't seem to pinpoint a specific cause for this, but sometimes when I wake my MBP the external screen gets fuzzy, like a TV with no reception, but I can faintly see my desktop behind the noise. If ...
4
votes
1answer
504 views

Sleeping screen (Cinema Display) keeps waking up. How can I make it sleep until mouse is moved?

I have my Mac Pro (Cyrus) configured not to fall asleep completely but to let the screen sleep when not used for half an hour. I also use the keyboard shortcut for forcing the display to sleep. ...