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I have read that these "active adaptors" run off the power provided by the HDMI port, and that Apple's HDMI port does not provide enough power for them to run.


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Did you try the final solution on that thread? "Final update. Got my new 2014 Mac Mini now, works w/o problem with my 4k Hisense TV now. Maybe, worth a note ... Initially, boots in 4k but then switches to 1080p after the OS is loaded. To get 4k at the OS level, one has to do this: 1. Switch to 24Hz, 25Hz or 30Hz under Scaling 2. Now, the 2160p resolution ...


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Since Retina is an Apple trademark, the "official" answer is no third-party display gets that recognition. According to wikipedia, all Mac that are marketed with Retina displays have a pixel density of 220 PPI or thereabouts, so you could make an argument that any external display that's IPS and at least 220 pixels per inch would be in the "Retina class". ...


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The Dell monitor came with a Mini DP connector, which was all that was needed to carry the image. It also came with a USB connector, which has then allowed me to use the Dell soundbar. The font smoothing on the Dell is not as good as on an official Apple monitor, which is somewhat annoying as the hardware is the same, it's a software problem. When dragging ...


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An Apple store employee told me they no longer sell Mini-DP to Mini-DP cables because Thunderbolt cables can serve the same purpose, but this answer suggests she might have been lying. I've seen a firmware revision reported for a Thunderbolt cable, which fits with the claim that a Thunderbolt cable includes a chip. I've had good luck with DisplayPort to ...


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I Know that i am late but if you still have the macbook pro 15 inch 2009 you should put an ssd (solid state drive) in it and 8gb of ram. my friend just got a 2015 macbook air and mine is almost as fast as his. + those macbook pros are really expensive. trust me if you haven't upgraded it yet, you should try it as it is a huge improvement from the hdd (hard ...


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The MacBook Pro's HDMI port has a DVI-D implementation. This means it has no analog signal, which is what VGA relies on to connect. More information here: apple support forums . Apple supplies an HDMI to DVI adapter, which could solve your problem if your monitor has a DVI port. If not, then I would suggest getting a Thunderbolt (Mini DisplayPort) to VGA ...


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Is the laptop plugged in? If not, it has to be plugged in in order to output to a display while closed



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