1
vote
1answer
364 views

Restoring <= 10.6.8 lid-open Clamshell Mode in Mountain Lion?

In Snow Leopoard and earlier, you could open the lid of your laptop after you had activated clam shell mode and the display would remain inactive until you disconnected the external monitors. In ...
7
votes
4answers
4k views

How to disable the Macbook internal display and only use the external display on Snow Leopard?

Preferably without having to reboot etc, use magnets, or open/close the lid + waking it via USB peripherals I would like to have my MacBook display in "projector only" mode. Ideally, I'd like to be ...
1
vote
1answer
683 views

Can't get 1680x1050 resolution with Macbook Pro ~2009 and Snow Leopard

I have a Late 2009 Macbook Pro with Snow Leopard (with all updates installed). I have started my move from Windows to OS X as my everyday computing platform and I am trying to connect my external ...
2
votes
1answer
185 views

“Dead Zone” in multiple-monitor configuration

This question concerns a Mac Pro running 10.6 with 2 monitors set side-by-side and configured as one big monitor. Recently I have found that sometimes a "dead spot" appears to my USB Apple mouse in ...
1
vote
2answers
8k views

Secondary display with VGA connection resolution issue with Macbook Pro under Snow Leopard

I am on a MBP Early 2011, running Snow Leopard and am facing a strange issue. If I boot up my system and try to connect to my external display using the MDP->VGA adapter, System Settings won't show ...
1
vote
1answer
802 views

How to debug Detect Displays? Having trouble using an external monitor

I have a MacBookPro (MacBookPro5,4) with the DVI output connection and I can't seem to get it to connect to my Dell Monitor. I've tried using Detect displays and made sure the monitor is using the ...
2
votes
1answer
883 views

How do I calibrate the colors for two monitors for web development?

I have a Mac Pro with a dual setup running an Acer P243w and Samsung SyncMaster B2430. I have attempted making my own profile but have difficulty matching them. Is there any better way to make my ...