0
votes
0answers
23 views

iMac doesn't recognize external Monitor after wake up

I know there are a lot different topics on this, mostly for MBP's, but I did not found any solution for me though. I have an iMac 27" late 2013 with 16GB RAM and an external Acer S232HL connected via ...
1
vote
0answers
16 views

Is it possible to have an iMac maintain target display mode even through sleep/screensaver

I want to be able to make it so that my iMac doesn't exit target display mode until the thunderbolt cable is pulled from my Macbook. I love target display mode in theory, but every time I lock my ...
2
votes
1answer
18 views

My MacBook Pro sleeps when I turn off external display

I have a MacBook Pro (Mid 2012), and had a Dell U24, connected via DVI. I always have the MacBook Pro closed. When I turn off the monitor the MacBook Pro continued working. Now I have a Dell U27, ...
3
votes
1answer
129 views

Black screen with dual monitors (10.9.3)

I have been experiencing a problem with my Macbook Pro (latest version) when connecting it to a dual monitor. I usually click on the trackpad to wake the computer immediately after it has gone into ...
0
votes
0answers
66 views

rMBP 13 inch late 2013 resolution issues

I have huge resolution issues with my retina MacBook Pro late 2013 model. Thing is, I have 27" 1440p external monitor in home and in work, and I'm bringing my laptop around a lot, also I have to ...
1
vote
1answer
78 views

Change main desktop to external screen after sleep mode

I have connected an external screen to my MBP. If I close the MBP the main desktop is switched to the external screen like I want. If the notebook goes in sleep mode and I wake it up with my wireless ...
1
vote
0answers
401 views

What can cause external monitor to remain on when MacBook Pro Retina goes to sleep?

I have a MacBook Pro Retina, Early 2013, running Mountain Lion with an external monitor connected via a Thunderbolt-to-DVI adapter on the rear Thunderbolt port i.e. the monitor is connected to the ...
0
votes
2answers
184 views

why login screen has a 2-second delay with external monitor?

On a brand new mid-2013 MacBook Air, with an external monitor ASUS PB278Q 27" 5ms WQHD (2560 x 1440), connected through a miniDP-to-DP cable, every time the computer gets back from the monitor sleep, ...
1
vote
0answers
321 views

External Display Won't stay asleep: stuck in sleep / wake loop

I have a mid-2012 MacBook Pro (running Mountain Lion) connected to an HP Pavilion 23xi external display. The external is connected via DVI-->Thunderbolt adapter, is set as the primary display and the ...
2
votes
5answers
1k views

MBP Lock screen hotkey without sleeping?

I'd like to press a key combo to get my computer to the lock screen. In Windows the shortcut was Windows key + L. On Mac I press CMD+ALT+Power which turns the laptop off and puts it into sleep. I want ...
2
votes
2answers
1k views

Mac OS X 10.8 crashes after Thunderbolt display disconnect and sleep

At work I run my MacBook Pro 15" Retina (with Mac OS X 10.8.3 Snow Leopard) lid-closed with two Thunderbolt displays. If I disconnect the power and displays, walk to a conference room, and re-open ...
3
votes
1answer
316 views

App windows move spontaneously on display wake (2 monitors) - OS X 10.8.3

OS X 10.8.3 Mac Mini Late 2012, 2.6Ghz quad-core i7, set up with 2 displays, like this: Thunderbolt Port HDMI Port /*****************|------|**********\_______________ | ...
7
votes
4answers
6k views

External monitor resolution setting is lost after MacBook “wakes up” from sleep

I have recently purchased an external monitor that I am connecting to my MacBook Pro (Late 2009) using the MiniDisplay-to-VGA adapter. I have both the external monitor and the MacBook's monitor set to ...
6
votes
4answers
3k views

External display resolution changes upon display sleep?

I have a 15" MacBook Pro with Retina Display and a ShiMian QH270-IPSMS monitor (2560x1440). The first pitfall I ran across when setting this up was that the HDMI port doesn't support my display's ...
7
votes
3answers
480 views

Can a MacBook Pro reliably wake a Cinema Display when both are sleeping?

I use a MacBook Pro with a Cinema Display and every time when I wake the MacBook Pro, the cinema display wakes first and the MacBook Pro display seems to stay in a sleep mode until I press the Detect ...
2
votes
2answers
1k views

How do I stop my MacBook Pro from randomly freezing when trying to go to sleep?

My 2011 MacBook Pro has been having a problem occasionally where I put it to sleep, but it continues to run. Later when I go use it again, I realize that it was on the whole time (usually inside my ...
1
vote
1answer
159 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 ...
3
votes
1answer
292 views

All open applications placed on main display after sleep

I've got an iMac 27" i7, with a secondary monitor hooked up via its display port (adapted from a DVI cable coming out of the secondary display). After my iMac goes to sleep, when I wake it back up, ...
6
votes
4answers
4k views

Force macbook to sleep when lid closed and external monitor connected in Lion

I know you have heard this before, but is there any app/hack that makes the computer behave like Snow Leopard when closing the lid? I don't want to hear about this being a duplicate question, as I ...