0
votes
2answers
23 views

How do I virtually disconnect an external monitor?

I have a iMac that is connected to an external monitor to extend my screen. Into that same monitor I have a separate Windows box that I need to run sometimes. The Windows box goes in through VGA and ...
0
votes
1answer
38 views

Daisy-Chaining a DVI Monitor on a Thunderbolt Display?

I currently have a mid-2012 MacbookPro that is connected to a 27" Thunderbolt display. I also have a 17" Samsung Syncmaster that only has VGA & DVI port on it. So I bought the MiniDisplay-to-DVI ...
1
vote
1answer
93 views

Macbook Air not detecting correct external display resolution

My Macbook Air stopped detecting the resolution of my external display this morning and I'm not sure why because it was working fine last night. My display is 24" 1080p and in the past whenever I have ...
0
votes
1answer
78 views
+50

App windows move spontaneously on display wake (2 monitors)

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 /*****************|------|**********\_______________ | ...
3
votes
2answers
579 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 ...
0
votes
1answer
145 views

Apple 30“ display and iMac 27”

I have an iMac i7 27" 2012 and I want to use it with my 30" Apple display. I have tried Apple's Mini Display Port to Dual-Link DVI Adapter, but that did not work. I have also tried Mini DisplayPort ...
0
votes
1answer
155 views

Turn main screen off when watching full screen video on TV

I connect my Mac via an HDMI adapter to my TV to watch films. Is there a way to turn off my Mac's screen while watching those?
1
vote
1answer
267 views

MacBook has problems with external monitor but iMac doesn't

I have a small Sony TV which is colour balanced for video editing. Note: it does not have DVI or HDMI ports. When I plug it into an iMac using VGA and the Mini Display Port adapter, it is fine (using ...
1
vote
1answer
2k views

Problem with Mac HDMI - Thunderbolt display to Sony (not a cable problem)

I have a 13-inch Macbook Pro with Mountain Lion installed. I bought an HDMI - Thunderbolt cable months ago in order to watch movies, TV shows and whatnot on my TV (Sony Bravia). The cable had been ...
0
votes
0answers
183 views

Macbook pro display locks up entering clamshell mode

After working great on my MBP for most of a year (13inch, late 2011) and my previous MB for years (2008 or so, alum) I've starting have an intermittent problem where the display locks up when entering ...
1
vote
1answer
128 views

F.lux does not always work on resolution changes. Is there a way to check if the resolution changes?

I'm a happy user of f.lux, but sometimes when I plug in my external monitor on my macbook air it returns to full brightness. This also sometimes happens if I unplug my external monitor and switch to ...
2
votes
2answers
3k views

How big external monitors will a Macbook Pro Retina support?

I am considering buying a Macbook Pro Retina as a developer machine (and dual boot it into Windows 8). The thing is I love big monitors, and lots of them. How many and how big external monitors will ...
0
votes
2answers
369 views

What could be causing this screen problem?

I have a Mac Book Pro Early 2011, with upgraded RAM (Mac manufactured) and i7 processor. It is currently connected through the miniDisplay Port to a second VGA monitor (using the miniDisplay Port to ...
8
votes
2answers
862 views

Does Apple support DDC/CI for 3rd party displays via Apple's Thunderbolt to DVI adapter

I had a Dell 21.5" monitor, which was previously connected to a Windows PC via its DVI port, which has no problem with DDC/CI which allowed me to control brightness and Contrast of the attached ...
4
votes
1answer
1k views

MacBook unplugged from external monitor thinks it's still the Secondary Desktop

I've got a MacBook Pro 13" with Lion plugged into an external VGA monitor. Often, when I unplug its video dongle deal, the MacBook doesn't realize the other monitor is gone. It continues to believe ...
1
vote
1answer
288 views

How can I save a vertical (not horizontal) multiple display arrangement?

I have two displays. Mac OS X frequently "forgets" the digital arrangement of the monitors and defaults them to a horizontal side-by-side arrangement. This does not correspond to the physical ...
1
vote
2answers
395 views

Monitor not displaying color red. Is this the monitor or some setup I'm missing?

I've plugged the monitor into both an iMac 2006 and a MacBook 2008. Red shows up as black. I've set up the monitor in System Preferences and on the monitor itself. The color red simply shows as black. ...
1
vote
0answers
414 views

Second Monitor Not Detecting Proper Resolution

I have 2x 30 Inch Monitors, a U3011 and a WFP3007WFPHC. They are both capable of displaying 2560x1600. The WFP3007 only has a dual-dvi input so I purchased a mini-displayport to dual-dvi adapter. ...
3
votes
2answers
4k views

MacBook Pro with retina display external monitor connections

Is it possible to connect two external monitors to a Retina MacBook Pro without using Thunderbolt displays? For example, one connected with HDMI and another using Apple's DVI connector and also use ...
3
votes
1answer
863 views

Blurry/aliased text on external LCD in Lion

I have an external LCD hooked up to my MacBook Pro 5,5 running Lion. I have major aliasing on the external monitor in every application. Using the commonly recommended defaults -currentHost write ...
0
votes
3answers
855 views

Connect two 30“ ACD on a 17” MacBook Pro (early 2011)

My setup is a 30" Cinema Display (2560x1600, DVI) from around 2007, and a 17-inch, Early 2011 Macbook Pro. I'm wondering if I can add a second external monitor via a USB adaptor or any other solution. ...
2
votes
1answer
1k views

Using existing DVI/VGA monitors with a new Mac Mini

I currently have a PC with dual monitors. This PC is on it's way out and I want to replace it with a new Mac Mini, using my existing peripherals. The current monitors are a 27" Dell (2560x1440) ...
1
vote
0answers
297 views

Low display resolution after using external display?

I've a refurbished late-2008 Macbook Pro running the latest version of Lion. This problem started couple of weeks ago. Whenever I detach an external monitor, the resolution on the laptop display goes ...
0
votes
0answers
84 views

Waking up MBP for external display

According to the docs, to use an external monitor as the sole/primary display device, I can close the lid on my MBP. To wake it up I can either press a key on my bluetooth or mouse. Therein lies my ...
5
votes
4answers
2k views

Is there software that allows me to use my Macbook Pro as a second monitor for iMac?

I'd like to do monitor spanning with my Macbook Pro next to my iMac, I haven't really found a good solution, anyone use anything they can recommend? I'm using Lion. Thanks.
1
vote
1answer
304 views

Can I use my 2010 iMac as a display for my 2011 MBP?

My Belkin Mini DisplayPort to MiniDisplayPort cable has just arrived. I have the laptop plugged into the iMac. Everything is arranged the way I need it, except for one thing. How can I cycle between ...
2
votes
2answers
2k views

Big black vertical bar on external screen

I'm trying to plug an external screen on my 2010 macbook pro 15", but when I set the maximal resolution, 1920*1080, the image seems a little constrained, and a big black vertical bar appear on the ...
2
votes
1answer
501 views

Mac driver for Lenovo L2230x Monitor

At work, I'm connecting my MacBook Air 11" to a Lenovo L2230x Monitor (aka L2230xwA) to extend my display. Given that the MacBook Air has no Ethernet connector, today I thought I might put the ...
4
votes
1answer
233 views

How do I reset the Display cached data?

A week ago I noticed a weird Lion symptom, and posted a vague description of one this problem. Today, after some tests, I came to a conclusion that this bug reproduces whenever a the computer is ...
5
votes
1answer
1k views

Is there a way to “split” one display so that it treated as two separate screens?

Is there any app or hack which can split a monitor into multiple screens? So for instance, a 1920x1080 display could be treated by the operating system as though there were two 960x1080 screens ...
0
votes
2answers
4k 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
5answers
235 views

What is the MAX pixel estate I can get from a MBAir 2011 with multiple displays?

I intend to buy a MBAir 11 and need lots of pixels. the more I have the better. If I could have 4 30' screen I'd do it. Graphic performance is of absolutely no interest to me, as I only do ...
1
vote
1answer
188 views

2 Macs sharing Displays via Spaces or something else?

My partner and I work on iOS apps together, he's on one Mac and I'm on another. We often need to see each other's displays though and right now we have a monitor that we swap back and forth. When I ...
1
vote
1answer
722 views

Strange font behavior with external monitors on MacBook

I have noticed some strange behavior when using an external monitor with my MacBook and DejaVu Sans Mono (or Panic Sans) with Terminal.app and TextMate. If I launch these programs prior to plugging ...
0
votes
0answers
1k views

Unable to display 1920x1080 on a 1080 monitor

I have a Macbook Pro 15" i5, and I'm connecting it to a Samsung 40" 1080p monitor. Previously, it displayed a 1920x1080 resolution just fine, but then I accidentally changed something in the OSX ...
0
votes
2answers
429 views

Third monitor on a 2008 iMac

I currently have a 20-inch Early 2008 iMac (iMac8,1), with the iMac display and an external LG display. The graphics chip is an ATI Radeon HD 2400, which, as far as I can tell from the specs, only ...
2
votes
4answers
629 views

Use hdmi equipped TV/projector as a Mac monitor

I have a TV with hdmi inputs, and I have an old Mac Book Pro with DVI output, and I'm going to buy a new Mac Book Pro which has mini DVI output. When I want to use TV/projector with hdmi inputs as an ...
13
votes
4answers
2k views

Is there any way to output to two 1920x1200 external monitors with any of MacBook Pro or Air?

I understand that you can output to one 1920x1200 monitor while still using the laptop's screen, and one 2560x1600 monitor using the dual-DVI adapter. But can you output to two external 1920x1200 ...
7
votes
5answers
25k views

How can I set an external display (monitor) as the primary one?

Currently the MacBook's display works as primary, so every application I open gets open on the 13" and I have to drag it to the 24". I also don't have access to the dock on my 24". Is is possible to ...
10
votes
3answers
10k views

Can I connect more than one external monitor to the late 2010 MacBook Air?

I am thinking about buying the new MacBook Air as a primary desktop replacement. One of the things I have on my desktop which I like is two large monitors. Does anyone know whether the new MacBook ...
7
votes
2answers
2k views

How do I move my menubar to an external monitor?

I just asked this question (Using External Monitor and Spaces. Want Mouse to move Up/Down, not Left/Right?) and @calavera gave me a great answer, thanks! But now I have another question. It seems ...