HDMI (High-Definition Multimedia Interface) is a widely used interface for transmitting audio and video signals between devices and displays.

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51 views

Driving a 4K display at 60Hz with rMBP

I've been Googling so much my eyes hurt. I have a 2014 rMBP. I want to use it with a 4K display or UHD TV at 60Hz that's at least 30" big. From my research, this means either using something with a ...
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0answers
23 views

rMBP detects external display but cannot dual, can only mirror in 720p or 1080i. Suggestions?

I set up an external display from my rMBP using an HDMI to HDMI. When the display is not mirrored, the external screen says "Unsupported Mode." When it is mirrorered, it only works in 720p or 1080i. ...
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3answers
86 views

Keep MacBook Pro awake in a clamshell mode + HDMI switcher setup

I'm running a setup with the latest Retina MacBook Pro, a Windows desktop and a single external monitor. Both machines are outputting display to a HDMI switcher, which connects to the monitor. I can ...
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0answers
109 views

HDMI Display failure on Mac mini (late 2012)

I have a late 2012 Mac mini running OS X Mavericks (10.9.5). When I hook up two displays to the computer (one Thunderbolt, one HDMI) it will configure and work properly for a time. After 1-2 hours, ...
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1answer
79 views

Flickering external monitor w/ MBP retina 13"

I use the latest 13" MBP retina and I wanted to use an external display (LG IPS231) through hdmi but the LG doesn't have an HDMI port. So, I plugged the HDMI cable into my laptop to an HDMI to DVI ...
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0answers
53 views

Connecting late 2012/early 2013 MacBook Pro to a Dell U2713HM… issues

I recently purchased a Dell 27 inch monitor. I didn't have an adapter to convert HDMI into Thunderbolt, so I used the VGA to Thunderbolt connector instead and it worked, albeit with only 2048px ...
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1answer
146 views

Mac Mini with Dell UltraSharp U2713H - Not Sharp

I have bought myself a 2012 Mac mini and have it hooked up to my Dell Ultrasharp U2713H via HDMI. Everything works, but the text and everything else looks fuzzy and not sharp. Plus from what I can ...
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0answers
46 views

Is there a way to mirror to HDMI display on FileVault login screen?

I have a MacBook Pro Retina & Mavericks, with FileVault 2 enabled. I also mirror to an HDMI display, but it doesn't show anything on FileVault 2 login. This is an issue, because I'd like to get a ...
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4answers
319 views

Can MacBook Pro with Retina display (13", Late 2012) output above 1080p to 4k tv?

I have a late 2012, 13-inch MacBook Pro with Retina display. Apparently it has Intel HD Graphics 4000. I just bought a Seiki 50" 4k TV and would like to connect it to my laptop with as high a ...
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1answer
244 views

2013 Macbook Air not showing 1440p Option on External Display

I have a mid 2013 Macbook Air with the Intel HD 5000 graphics chip. I recently purchased a 27" Acer K272HULbmiidp 1440p (2560x1440) monitor that just arrived today. I connected it via a mini ...
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2answers
169 views

OS X Video Driver corruption

I have a mid-2010 Macbook Pro with 10.9.4. I've been using it with a Seiki 39" 4K TV as a monitor for about a month now with no problems. (This is using an UltraAV MDP to HDMI Active Adapter cable.) ...
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0answers
107 views

Mini Display port - HDMI to LG TV image problems

I have connected my Macbook late 2008 with mini display port adapter to HDMI cable to LG TV. I have some problems with the image on the screen. They look green-blue and sometimes the image is ...
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1answer
941 views

Macbook pro latest retina: Output to monitor with VGA

I bought a new latest Mac book pro Retina. I see in my mac book, there are two ports: one for thunderbolt and one for HDMI (or HDMI, I don't know). I want to output to monitor with VGA display, so I ...
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0answers
100 views

Mac Mini needs HDMI unplug-replug after it's been asleep

I have a Mac Mini hooked up to my TV in my living room, connected via my audio received, and via HDMI. If I leave the Mac until it goes to sleep, the TV screen goes blue (as expected), and the Mini ...
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0answers
120 views

My monitor doesn't sleep if my mac is connected via HDMI: who's at fault?

I have a MacBook5,1 running 10.8, and an Asus VW246 monitor. I connected it to the monitor using a "MiniDisplayPort->DVI(f) adapter" + a "DVI(m)-DVI(m) cable". Now I've bought a single ...
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1answer
74 views

Macbook retina 15 3 external screens

I've read reviews about 3 external screens for late 2013 macbook pro 15 retina, and looks like there are different opinions about that. Some of videos I saw demonstrates the fact that it is possible ...
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1answer
38 views

macbook to monitor via windows laptop

I want to connect my macbook pro to my tv. I do not have a hdmi cable but I do have a dvi cable. I also have a usb to usb cable. Is it possible to connect my macbook pro to windows laptop then ...
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1answer
291 views

How can I connect two VGA monitors to a Mini using Thunderbolt and HDM adapters?

I am running one VGA display using Thunderbolt/VGA adapter from Apple and it works fine. Trying to connect second VGA display using HDMI/DVI adapter which comes with the mac using an additional ...
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1answer
164 views

How do I reset/clear my external display settings in 10.9?

I messed up the settings for the clamshell display mode on my MacBook Pro. I can't get my external display to work when I close my laptop. I can get all other modes working (standard mirroring and ...
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4answers
2k views

Put Macbook Pro to sleep with HDMI connected to External Monitor?

I have conneceted my Macbook Pro (Late 2011) to my recently bought 27'' monitor with an HDMI cable. I have done all the settings so when I close the lid, I can still use my external monitor without ...
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2answers
3k views

Troubleshooting HDMI connection between MBP and Sony Bravia TV

I'm trying to connect my MacBook Pro (late 2011) running Mavericks to my Sony Bravia television like so: MBP thunderbolt port -> Mini DisplayPort cable -> HDMI cable -> TV HDMI 1 port. However, I'm ...
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1answer
267 views

Thunderbolt - HDMI - TV display switching problems

I have a Thunderbolt to HDMI to TV set up. On occasion it just starts switching the TV display on and off. I have not been able to determine the root cause. Looking in the Console just confirms the ...
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1answer
504 views

Monitor Connected to Mac Not Displaying

I have an TV which accepts a DVI and VGA input, and a retina macbook pro with Mini Display Port and HDMI. I needed to connect my mac to the monitor so I decided to go for an HDMI to DVI cable since it ...
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2answers
9k views

HDMI on MacBook Pro stopped working

The HDMI port on my MacBook Pro doesn't seem to be functioning normally. When I plug it into the TV, the screen temporarily turns black as if it is connecting to the TV, the mirror connection even ...
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150 views

I can't use 1080p when connecting to my HDTV from my MacBook Pro

When connecting to my HDTV (AOC, identified as "ZORAN MATRIX" to my Mac) from my MacBook Pro (MacBookPro9,1) via the mini-display to HDMI adapter I get a blank screen with intermittent random garbage ...
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1answer
64 views

Mac Mini - black pixels show up as purple

Has anyone encountered this problem: It's a mac mini. It's connected to a tv via a HDMI cable, both of which work fine with other computers. However, when connected to the HISENSE tv, at native ...
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120 views

Force 2560x1600 through HDMI on a Mid 2011 Mac Mini?

So I want to run dual 30" monitors on my mid 2011 mac mini. I have two U3014 monitors. While one works fine through mini display port, the other one is forced to run at 1080p via HDMI. Is there anyway ...
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56 views

iPad lighting adapter for hdmi and USB

I've seen a few third party lightning adapters that have an hdmi port and a USB host port. Does anyone have experience using one and can guarantee that a particular model lets me mirror my iPads ...
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139 views

iPad hdmi or airplay mirror support every app without lag?

Does either the hdmi adapter or airplay mirror show me the iPad screen on every app (if the app does not have a separate secondary display view coded) and without any lag? For example, could I use ...
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40 views

Would using thunderbolt-to-hdmi help?

Late 2013 Macbook Pro 15.4" 2.6Ghz I connect HDMI and not always do the full spectrum of resolutions appear within the list of choices? System Preferences (app) -> Displays (preference icon) ...
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1answer
796 views

HDMI TV not showing as audio output in System Preferences

I have linked a cable from my MacBook Air to my TV via HDMI but cannot get volume on the TV. I have gone into preferences-sound but their is no facility to change 'internal speakers'. How can I do ...
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49 views

Macbook pro suck in dual display mode

After disconnecting the HDMI cable, the MBPro still thinks it is connected to a monitor. The mirroring options tab is still available in the toolbar as well. I can even switch views to the "LG TV". ...
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0answers
190 views

How can I stop sound switching to internal if I close the lid on my MacBook while playing video on HDMI-connected TV

If I connect an HDMI cable to my MacBook (mid-2010 white model, Mavericks 10.9.2) and play a video, then the audio comes out of the TV - so far so good. If I then close the lid while the video is ...
2
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1answer
847 views

MiniDisplayPort to HDMI adapter not working

OK, so I bought an MiniDisplayPort to HDMI adapter off dx.com and it doesn't work, before I angrily demand a refund I want to know whether there is anything I can do to get this to work. I have a ...
3
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1answer
118 views

How can I achieve higher quality results from my bargain based 4K monitor?

I just got the latest 2013 15.4-inch MBP 2.6GHz and I also have the 39-inch Seiki 4K television. I previously had a 2010 MBP 15.4-inch 2.53GHz and used a Mini-HDMI to connect to the 4K which was ...
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1answer
2k views

Force external display refresh rate

I have a 27" screen which is connected to my mid-2012 MacBook Pro retina through a HDMI/DVI-D (HDMI on the MacBook Pro, DVI-D on the screen). Before I was using a adapter DisplayPort+USB/DVI-D and I ...
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2answers
496 views

micro DVI on 1st generation macbook air

is there a tested way to connect the Micro-DVI port of the Apple Macbook Air 1,1 (Early 2008) to the HDMI input of an HD TV? The only way I know of, is Micro-DVI -> DVI-D (Apple adapter) and then ...
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0answers
345 views

Display on an HP 23fi monitor with a MacBook Pro

I've recently started using a Mac. I've been on Debian + Thinkpads exclusively till now. I have an HP Pavillion 23fi monitor which I've been using with my old Thinkpad X201 via the VGA port. It ...
0
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1answer
460 views

2007 Imac with 10.5.8 Leopard with mini-DVI port to HDTV not working

I'm trying to hook up my IMAC mini-DVI port to my Samsung HDTV. I have a (mini-DVI port to HDMI) adaptor plugged into a 15' HDMI cable. This plugs into the TV's (DVI/HDMI) port. I also have a 15' ...
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1answer
1k views

How to fix unreliable 4K Seiki display with MacBook Retina Pro?

I'm trying to use the Seiki 4k display model SE39UY04 with a Retina, 15-inch, Early 2013 MacBook Pro at 3840x2160 @ 30 Hz running Mavericks. I've gotten it to work twice now on two different days, ...
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1answer
764 views

Streaming iPlayer from MBP to AppleTV

I'm thinking of getting an Apple TV and streaming BBC iPlayer to it via my 2009 MacBook Pro. So: Is it possible? What is the quality like on ATV content? Does it break up or buffer continuously or ...
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0answers
54 views

15" MacBook Pro Retina HDMI Audio Channels Reversed?

When my MBP is connected to my TV via HDMI, it appears that the left and right audio channels are reversed. Is anyone else experiencing this issue, and is there a workaround?
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20 views

During Clamshell Mode on a Macbook Pro Mid10, how do you get Screens 1 and 2 onto two HD TV's?

During Clamshell Mode on a Macbook Pro Mid10, how do you get Screens 1 and 2 onto two HD TV's using a display port to HDMI going into a HDMI 1X2 splitter? At the moment on Clamshell Mode, Screen 2 ...
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77 views

Why is my MacBook Pro Hanging when using two VGA monitors, one connected to HDMI and the other to a USB port?

I have a MacBook Pro that started to hang recently. I'm looking for insights on the cause and potential fixes. The Apple Genius Bar folks did not find anything. It is configured as follows: ...
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5answers
2k views

Flickering Static when Connecting Macbook Pro to LED TV

I'm trying to connect my Macbook Pro Late 2011 (OS X 10.8) to a LED TV. I'm getting this flickering static shown on the screenshot below. It also comes with a "bursting" sound whenever the static ...
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0answers
113 views

Trouble Making Macbook Pro Retina Power 3 External Displays

I have a late 2013 15" Macbook Pro Retina (the newest model as of the time of this question). I've seen numerous blog posts that show this computer powering 3 external displays, plus the built in ...
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1answer
969 views

Why does thunderbolt to displayport cable result in video with color bleeding?

I have an ASUS VE278 display, which is cable of handling VGA, DVI, DisplayPort and HDMI. I have an early 2013 model Macbook Pro, with two Thunderbolt ports, and an HDMI port. If I use the HDMI port ...
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221 views

HDMI to TV from macbook pro, whats wrong?

I am using maveric on a mid 2011 macbook pro, and it have worked perfect until now... "Previously had no problems with connecting my macbook pro via hdmi cable to my tv and displaying the screen. All ...
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141 views

Use mac display separate from the computer?

I have a Mac with a relatively nice display. Is there some way to hook an external device (PS4 in this case) and use the monitor as the display for the PS4?
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1answer
2k views

For Mac OS X, what is required for HDCP (video copy-protection) on an external monitor with HDMI?

I have a (non-Retina) MacBook Pro (mid-2012) and I have just purchased an Asus VN248H-P external monitor with HDMI input, connected to the MacBook Pro with a Monoprice Mini-DisplayPort to HDMI cable. ...