An external display is a display device, such as a TV, projector, or extra monitor, that is not the primary display for the computer. Use this tag if your question is specific to the external display, rather than about multiple monitors in general.

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How to select video connector between laptop and external monitor?

I want to connect a Lenovo ThinkPad X1 Carbon laptop to a Dell 2408 WFP external monitor. The ThinkPad laptop has a 14.0" WQHD (2560x1440) onboard display. It has Mini-DP and HDMI ports, and via a ...
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1answer
1k views

Have a Thunderbolt port, need DVI to display on monitor

I have an external monitor which accepts DVI, VGA and HDMI. I have a MacBook Air which has a Thunderbolt port only. Can this MacBook Air use the monitor as a secondary display, and what adapter will ...
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6answers
4k views

External Monitor display issue when closing the lid of laptop

Has anyone experienced this with an Acer or any other laptop? I am working on a new Acer laptop (1810T) which I almost alway connect to an external monitor with a VGA cable. I have set graphic ...
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Potential Inexpensive Standalone Display System [closed]

I would like to display a webpage (room bookings) on a screen mounted outside the room, and am looking for an inexpensive way of doing so. At the moment, I know of the following options: Screen ...
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6answers
1k views

Restore monitor detection to one only or restore start menu to bottom

I have a co-worker that is no longer able to see his start menu. He used to have it pinned to the left edge of his screen. I tried to troubleshoot it a bit and discovered if we do Windows + R then ...
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1answer
2k views

Keyboard shortcut to set screen resolution in windows 7

Using a windows 7 laptop when I switch off/disconnect & reconnect my external monitor, or after getting the laptop out of sleep mode sometimes the screen resolution is all wrong and if I go to ...
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3answers
6k views

How to find the maximum resolution supported by the graphics card?

I have an older laptop with a Mobile Intel(R) 945 Express Chipset as its graphics card. At the moment, it connected to an external display with a resolution of 1680x1050 (this is the native ...
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1answer
2k views

My new Windows 7 Professional 64 bit does not recognize my external monitor

I have a Lenovo w530 laptop running Windows 7 Professional 64bit which cannot see my Viewsonic VG2030wm monitor, no matter what driver is installed. I contacted Viewsonic support who sent me links to ...
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3answers
4k views

Laptop delivers blurry image to external monitors

I have 3 laptops in my hand at the moment. One Old Toshiba, a DELL and a Sony Vaio. The only one that delivers a crisp image to my external monitor is the Dell. Both others have blurry, bad quality ...
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2answers
10k views

Connecting a 2560x1440 display to a laptop?

Having read Jeff Atwood's blog post on Korean 27" IPS LCDs, I've been wondering to what extent these are useful in a notebook + large display situation. I own a Lenovo Thinkpad Edge E320 with 2nd ...
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2answers
2k views

HDMI connection to external display does not work (but VGA does)

I have a Sony Vaio VGN-2950 with a HDMI connection and an external monitor: a Samsung 24A350H with a HDMI input. If I connect the laptop to the Samsung via a VGA connection, it works fine. However, ...
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1answer
3k views

Use external display from boot on Samsung laptop

I have a Samsung RV511 laptop, and recently my screen broke. I connected an external screen and it works fine, but only after Windows starts. I want to be able to use the external screen right from ...
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3answers
2k views

External monitor turning black intermittently

I have installed an external monitor (Dell ST2220L, 21.5 inch) on my laptop (Sony Vaio). I am using a DVI-D cable for connection. Since the laptop does not have a DVI-D port, I have connected a DVI-D ...
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3answers
3k views

Unable to get 2560 X 1440 resolution to work

Problem - I can't get 2560x1440 high resolution to work on my Dell 27" U2713HM Monitor. Details - I have a Dell E6520 LAPTOP running 64 bit Windows 8. The highest resolution on the laptop is ...
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0answers
406 views

High resolution monitor (2560x1440) to NVIDIA 9700M with HDMI

I have an Acer Aspire-8930G laptop and I want to connect it to my 27" screen. The graphic card is NVIDIA 9700M, which supposedly supports up to two screens with 2560x1440 resolution. The laptop has ...
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3answers
1k views

Dell Inspiron 1545 display inverter

I own a Dell Inspiron 1545 laptop. The screen is not working, but I get a picture with an external display. I am told that the problem is the inverter. What is it and is there a way to repair it?
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2answers
396 views

Can I have two external displays connected to my laptop?

I have a Dell XPS M1530, and I already have one external display connected. I was wondering if I could have another one connected through the HDMI port. I already tried plugging them both in and it ...
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1answer
23 views

Change XrandR setup on monitor unplugged/replugged

I'm specifically looking for a way to set up my laptop, when I unplug the external display, to reset the XrandR configuration so I'm only using 1 screen. Any advice? Basically, I want an acpi event ...
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0answers
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Tint2 thinks external display is number 1

I am using XrandR to give my Arch Linux laptop an external display. I'm struggling with one thing, though: My taskbar thinks the external display is number 1. This is a problem because it means my ...
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1answer
119 views

Switching between Video Adapters in a Dell Latitude E6530 laptop

I have a Win 7 Latitude E6530, which includes a discrete graphics card (nVidia MVS 5200M), normally connected via the Port Replicator to 2 external monitors (Dell U2410 + Dell 2001FP) both via DVI. ...
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1answer
55 views

PowerPoint Won't Put Display On Projector Screen

I have a course to present in half an hour. i'm using PowerPoint (2007, I think) The screen I want people to see is appearing on my notebook computer. The screen I want to see on my notebook is ...
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1answer
234 views

External monitor flickering via Displayport

Problem When I try to connect the monitor to the portable through a Displayport cable, the monitor immediately starts flickering. Sometimes it even turns black for a few seconds. When I try the same ...
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1answer
90 views

Connecting Lenovo E545 laptop to HP ZR2740W display - low resolution

I have Lenovo E545 laptop. It has VGA & HDMI video outputs. AMD Radeon HD 8450G Graphics Display: HP ZR2740W It has DVI-D and DisplayPort inputs. First I bought following cable: ...
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1answer
58 views

Show application on second screen even when logged off

I have second screen attached to my computer and I would like to use the screen to be showing something permanently. Actually I want just one special application to be running there in full screen. ...
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2answers
49 views

One computer, switch between four monitors?

I don't have a powered standing desk - instead I have a fixed standing desk next to a regular desk. I currently have two monitors on the standing desk attached to the computer. I'd like to add another ...
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2answers
93 views

Windows 8 on a Retina Laptop with external Monitor

If you use a Windows Laptop with a Retina display and you attach an external display, there seems to be no way to set the scaling individually for both screens. The retina should be 150 - 200%, but ...
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148 views

How can I regain the ability to output to an external monitor via HDMI on my Lenovo Yoga 2 Pro?

I've had a Yoga 2 Pro (running 64-bit Windows 8.1) for a few months. I usually have it hooked up to an external monitor via HDMI. I disconnect and reconnect it all the time. This machine has the ...
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271 views

External HP monitor has black border with Dell Windows 7 laptop

I have a new Dell laptop running Windows 7 and connected an extra HP S2031 monitor I had through a digital cable. It has an Intel 3000 chipset. I now have a black border around my screen on the HP ...
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5answers
3k views

Two identical external monitors, one through HDMI another VGA. Text on VGA looks blurry

I've tried a lot of things but I can't seem to get it working correctly. Below is my setup. Laptop is a Dell Latitude E6535, which has Video chip/card NVidia NVS 5200M. I have two external AOC IPS ...
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0answers
16 views

Split Signal from Gateway NV59C

Using Gateway NV59C, Windows 7, VGA and HDMI outputs. Can I push signal to 2 extended displays (TV's) while the built in laptop display is "sleep." Currently using VGA signal because HDMI is not ...
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1answer
109 views

Mystery port on my Samsung laptop (NP700Z5C)

What is the port in the picture of my Samsung Series 7 NP700Z5C? It's called a "Display Port" in this image (not from Samsung, admittedly), but it's clearly not (the Samsung documentation even ...
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1answer
26 views

Connecting two Macbook pros with thunderbolt cable

I am trying to find a way to connect a macbook pro to another macbook pro as a second screen with a thunderbolt to thunderbolt cable (or differently). I am not able to find online if that's doable ...
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1answer
3k views

How many external monitors can be used with the 2012 iMac with a 2GB video card?

Apple allows for the latest iMac (released late 2012) to be upgraded to an NVIDIA GeForce GTX 680MX 2GB GDDR5 video card. Does this upgrade enable more than the standard two external monitors that ...
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1answer
310 views

Connecting a macbook pro to an external display [closed]

I just ordered a 13" macbook pro w/ retina and a 1920x1080 AOC (2436VH) external monitor. What setup will give me the best resolution on the external? mini display port to HDMI? I'd like to use the ...
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1answer
51 views

Displaying Outlook calendars items on a large LCD

We have a large LCD in our IT department which we'd like to use to show where my colleagues are based on the current entry in their shared Outlook calendar. We could use the calendar screen but it's ...
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73 views

Cannot apply color profiles to external display on Windows 8.1

I use an external display (Belinea 1980S1) with my Samsung Ativ 6 (Windows 8.1) and I want to set a specific color profile for this screen. However, when i try to select this device in windows color ...
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54 views

Secondary (extended) monitor turns off when I remove power cable from my laptop

I have a 2 monitor setup. An extended monitor that connects to my Lenovo Thinkpad T530. When I removes power cable from my laptop to run it on battery, the secondary (extended) monitor turns off. Can ...
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1answer
3k views

How do we “freeze” the display on an external display?

I currently have an external display connected to my laptop. How can we temporarily "freeze" the screen of the external display, such that we can continue using the laptop without having the screen ...
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2answers
780 views

Is there a work around to configure brightness or color on a DisplayLink monitor?

I run 3 monitors in addition to my laptop display at work - two of the monitors are using DisplayLink adapters. I've always thought that all my displays were too bright (and possibly give me ...
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2answers
88 views

MacBook Pro 13 inch, Mid 2010 external monitor

I would like to know what is the highest external monitor resolution my MacBook Pro 13 inch, Mid 2010 can support? Also, what connection am I looking at? Mini DisplayPort to what? HDMI?
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2answers
3k views

Can I make Windows 7 and the Nvidia Control Panel “forget” external display resolutions?

I'm currently having a problem with my system where the full 2560x1440 resolution of my Dell U2711 monitor isn't well supported by my ASUS G73S laptop (it has an NVIDIA GeForce GTX440M CUDA with 1.5GB ...
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1answer
153 views

Using external monitor only via Displayport on Lenovo W510 results in “Out Of Range” error

I have a Lenovo Thinkpad W510 and a ThinkPad Mini Dock Plus Series 3. I want to connect a iiyama ProLite XB2779QS to the docking station. To get the full resolution I only can use the displayport ...
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2answers
2k views

How can I get 3 monitors working with Intel onboard graphics and a Geforce 560 Ti?

I have an Asus GTX 560 Ti graphics card which has two DVI outputs and one mini-HDMI output. I have 3 monitors I want to connect up which all take DVI inputs. Two monitors work fine on DVI. I tried a ...
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0answers
124 views

Incorrect display color when connecting computer to TV

I have a desktop running Windows 7. When I try to connect it to a Sony TV using VGA, the color on the TV's display changes. If I connect it back to a monitor, it looks proper. What is happening?
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1answer
63 views

Turn computer into projector

Is there any built-in method that can turn a PC into a network projector? I have a Windows 7 Home Premium 64-bit with SP2 and Concurrent RDP Patcher. I tried to look in Devices and Printers and ...
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1answer
50 views

why my lcd displays like out of signal

My external monitor appears like in image on random time, I have to power off the monitor and on again to get working. It is making me crazy. I am using: Macbook pro 2012 model external monitor ...
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0answers
61 views

How do I adjust my displays for bezel correction?

I have a GTX 570 with 2 monitors hooked up to it. I also have a 3rd monitor hooked up to the integrated intel HD graphics. How can I adjust the monitors for bezel correction?
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380 views

Install Intel graphics driver on MSI stealth / Ubuntu 13.04

I've downloaded and attempted to install the intel drivers but it just keeps saying it was installed and I should restart. Doesn't show what it claimed to install and HDMI or Mini DisplayPort aren't ...
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1answer
1k views

cannot correct color on external monitor

External monitor color is different from internal display. I have a Lenovo W520, 4270CTO, built July 8th, 2011, Win7 Pro, i7-2720QM CPU @ 2.20GHZ. 8GB DDR3-SDRAM (1333MHz) Samsung memory, laptop ...
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1answer
210 views

External Dell Display doesn't work with MacBook Pro (2011) after Thunderbolt Firmware Update (1.0 and 1.2)

Today two Thunderbolt Firmware Updates (1.0 and 1.2) became available for my MacBook Pro (Early 2011). After installing both, my external monitor, a Dell U2713HM, does no longer work. The system ...