Hook up 3 monitors

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The first step is to determine which type of cable you need. Print in your two DVI port displays first. Currently, I am running a lenovo laptop and plug into a docking station with 1 vga port and 2 DVI-D ports. I am trying to work out how to connect 3 monitors to my PC I have 2 Graphics cards. For, USB video-out adapters basically function as their own low-power graphics cards, and they have a bigger hit on system resources like processor cycles and RAM than a standard external display. As Geoffrey Morrison explainedif it's at all possible, avoid VGA as it doesn't offer pixel-perfect si quality. When 3rd monitor is connected to GC 2, PC does not recognise the monitor. When I switch back to Standard Mode in the BIOS, two of my external monitors begin working again.

Using an iMac as a secondary monitor. Each Monday, the team at CNET How To will go in-depth on ways you can improve your Mac. We'll talk performance upgrades for old and new models , hardware hacks, and workflow tips. This is where you'll go to find out how to release your Mac's potential and make the most of your purchase. Last week Matt Elliot covered how to. Spaces offers a virtual method of adding more desktops without multiple monitors. While Spaces is a productivity haven for Mac users, sometimes using an extra monitor is the only way to get things done. I've been using a secondary monitor for nearly two years now, and I couldn't imagine a better setup for what I need. Connecting a second or third display to a Mac is something you can do with very little tech-savviness, and only a little time to actually set it up save for the time it takes you to actually pick out a monitor. It's important to note, some Mac's are limited to powering only one external monitor the MacBook Air, for example , while others can support two or more. The easiest way to find out how many monitors your can connect to your Mac is to visit the Apple Specifications page for your respective Mac. Visit , find and select your Mac, then look under Graphics and Video support for number of external monitors supported. Choosing a monitor for your Mac When you shop for a monitor, pay attention to the type of connector that comes bundled with the monitor. Most monitors include either a VGA- or DVI-style connector in the box. As Geoffrey Morrison explained , if it's at all possible, avoid VGA as it doesn't offer pixel-perfect image quality. Additionally, if you fall in love with an HDMI-in equipped monitor, don't shy away from it even if your Mac isn't equipped with an HDMI port itself. Since Apple abandoned both connection types long ago, you'll need to purchase the corresponding Mini DisplayPort adapter i. Mini DisplayPort-to-VGA, Mini DisplayPort-to-HDMI or Mini DisplayPort-to-DVI. The adapter converts the signal coming from the monitor, making it compatible with your Mac. Don't sweat if you own a newer Mac with a Thunderbolt port -- it doubles as a Mini DisplayPort as well. The adapter isn't terribly expensive if you get it from online stores like or. For those who prefer to get accessories direct from the source, you can also find them in the. Some users report that the official adapters are more reliable, but I've had success with the third-party variety. Arranging the displays Once you've acquired all the necessary parts, set up your monitor, power it on and plug it into your Mac's Thunderbolt or Mini DisplayPort. At this point, make sure you're logged into your computer and have both screens powered up. After connecting everything, your Mac will begin mirroring its display to the new monitor automatically. Both screens will go black for a brief moment. When they come back you'll have two different desktops, with the menu bar and dock being restricted to only appearing on one. OS X will automatically determine the ideal resolution for both screens, but should you want to tweak this setting, you can do so by selecting the Display tab within Displays the preferences panel. Keep in mind, this will also determine the side of your screen to which you move your mouse to switch between displays. Top, bottom, right, left - it doesn't matter. As just mentioned, the menu bar and dock is only present on one display technically the menu bar is present on the secondary display, but its transparency is nearly see-through , making it the primary screen. In this same settings pane, you can drag the white bar that represents the menu bar to the screen you want to set as primary. Again, the displays will go black, then light back up to reflect the new settings. Did you know you can use it as a second monitor for a MacBook? All you'll need is a Mini DisplayPort or Thunderbolt compatible MacBook, iMac and the appropriate cable to connect the two. The cable will need to be plugged into the Mini DisplayPort or Thunderbolt port on your Macbook, and then again in the corresponding port on the iMac. Apple posted a list of iMacs and the respective cable requirement for each.

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