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

learn more… | top users | synonyms

18
votes
6answers
33k views

What is the max resolution output by the HDMI port of the MacBook Pro Retina?

Does the MacBook Pro (Retina, Mid 2012) output 2560x1600 to the HDMI port? The reason I ask is that I would like to drive 2x30 inch 2560x1600 monitors while still using the Gigabit Ethernet adapter. (...
14
votes
4answers
28k views

Volume Keys not working with HDMI audio on mac OSX Lion?

I have a mac mini 2011 with OSX Lion. And I have connected my monitor (with integrated speakers) through hdmi port. The sound is working fine, but the volume keys on the keyboard don't work. When I ...
12
votes
3answers
10k views

What causes the retina Macbook Pro HDMI-DVI output to cut out on occasion?

I got my retina Macbook Pro this week and have been waiting for my Thunderbolt to DVI adapters to get here so I can hook them up to my external displays. In the meantime, I am using an HDMI to DVI ...
11
votes
5answers
41k views

Should I get a mini DisplayPort to DVI or HDMI to DVI adapter?

I bought the new Retina MacBook Pro, which has an HDMI out and two Thunderbolt ports. I have an external display that I've been using that has a DVI input. Should I get the Thunderbolt/mini ...
9
votes
2answers
100k 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 ...
6
votes
3answers
11k views

Can a MacBook Air support 2560x1600 output via HDMI using a Mini DisplayPort/Thunderbolt to HMDI adaptor?

The HDMI 1.3 spec can carry signals with resolutions as high as 2560 x 1600 pixels. Is it possible to output this high a resolution signal from a MacBook Air using a Mini DisplayPort/Thunderbolt to ...
5
votes
3answers
8k 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 ...
5
votes
1answer
4k views

rMBP kernel_task spikes when connecting more than one external monitor [duplicate]

When connecting a second external monitor kernel_task spikes to 600%+. This makes the computer unusable. Before Yosemite, this worked fine with 3 monitors. Here are the specifics: When I connect ...
5
votes
1answer
30k views

Can I use my Macbook Pro Retina as a monitor for PS3?

I want to connect my PlayStation3 to my Retina Macbook Pro so that I can play my games using the MBP's display, is it possible to do it with HDMI port or something else?
5
votes
2answers
574 views

Can I prevent OS X from resizing and moving windows when sleeping while attached to an external monitor?

I have my Retina Macbook Pro connected to a ASUS 2560x1440 display via the HDMI port. I keep the laptop lid closed so the monitor is the only display in use. When I sleep my computer (via hot corners ...
5
votes
1answer
1k views

External monitor displaying only noise after Yosemite upgrade

After upgrading to Yosemite, I see just noise on the external monitor, using a MDP to HDMI converter and an HDMI to DVI cable. It worked very well on Mavericks. I have no display now after updating, ...
5
votes
2answers
550 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 ...
5
votes
1answer
224 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 ...
4
votes
2answers
17k views

How to solve Mini DisplayPort to HDMI Overscan problem? (Part of the screen is missing)

I use the latest model of iMac 27 inch and output to an Samsung 40 inch HDTV, and found that the Menu Bar is missing on the HDTV. This is usually known as the "overscan" issue, that the top 10 or 15 ...
4
votes
4answers
10k views

What cable/adapter should I buy to connect a MacBook Pro's Thunderbolt port to a TV via HDMI?

I have a late 2011 15" MacBook Pro with Thunderbolt/mini DisplayPort. What cable do I need which will transmit both audio AND video?
4
votes
4answers
7k views

Will 27' 2560x1440 Korean IPS monitor (brand: Crossover) with DVI-D output work with MBP retina?

I have a 15' MBP retina (which has HDMI and Thunderbolt interfaces for connecting to external displays). I was planning to buy this 27' Crossover monitor (one of those Korean displays that have ...
4
votes
5answers
12k 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 ...
4
votes
2answers
2k views

Can I connect the iPad 2 video out to an iMac?

This is not a AirDisplay question, it's about the HDMI connection. I don't have a TV. I use my main computer, a 27" iMac, for watching movies. The iPad 2 has HDMI out and games can output to 1080p ...
4
votes
1answer
1k views

Best practices for 2011 Mac mini connected to monitor + HDTV?

I'm dual-purposing a new Mac mini (2011) as a desktop machine and media center. I will be using a DisplayPort to DVI adapter to use with the desktop monitor, and a long HDMI cable to go directly to an ...
4
votes
1answer
8k 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. ...
4
votes
1answer
3k views

Is there a problem with Thunderbolt to HDMI in Lion?

After upgrading to Lion on my recently purchased Macbook Pro 13" base model I'm having trouble connecting to an HDLCD TV. My TV is connected to a receiver. Sometimes when I connect I get 5.1 sound ...
3
votes
2answers
35k views

How to redirect MacBook Pro audio to my TV?

I just connected my MacBook Pro 2013 to my TV using HDMI. The visuals are working, but the TV does not get the audio from my MacBook. How can I redirect the audio from my MacBook to my TV?
3
votes
4answers
6k views

External monitor has “snow” at 1080p/i when connected to MacBook Air

When I connect an external monitor to my new MacBook Air via Mini DisplayPort to HDMI, I see the extended desktop but there are snow-like artifacts. When I change the resolution to 720p, the screen ...
3
votes
5answers
18k views

Desktop icons have disappeared after using HDMI cable (Yosemite)

I had a strange issue recently where I had to reset PRAM after using an HDMI cable with my MBP (it had a blank screen on boot). I feel like this is again related to the HDMI cable. After using it, ...
3
votes
6answers
54k views

How can I troubleshoot no audio via Thunderbolt HDMI connecting to HDTV?

I have a 13" late '11 MBP OS X Lion 10.7.5 I am trying to hook up to my LG HDTV with a Thunderbolt HDMI cable. Getting the display onto the TV is a snap. The audio, however, is not working. The ...
3
votes
2answers
29 views

Can MBP 13 mid 2012 send audio and video through thunderbolt to HDMI?

I own this model: https://support.apple.com/kb/sp649?locale=en_US And I have an adapter thunderbolt to HDMI that works wonderfully with video, but no audio. Does someone has any advice on a product ...
3
votes
1answer
325 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 ...
3
votes
1answer
4k 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, ...
3
votes
1answer
11k views

How to solve the “overscan” issue if the iMac is connected to an HDTV and using BootCamp and Windows 7?

This question is related to both iMac and Windows, but since it is happening on an iMac 27 inch model, so I hope posting in the Apple forum is more relevant. Basically, when an iMac is connected to ...
3
votes
2answers
2k views

What is the difference in resolution and quality between SCART, VGA, and HDMI?

For my old MacBook (2,1) I have a mini-DVI to Video adapter that I use to connect to the TV (mini-DVI-to-Composite-to-SCART). It works, but I cannot seem to get the right resolution for the TV display ...
3
votes
3answers
18k views

Connect a Thunderbolt Display to windows 8 desktop

I've been spinning around with this question but couldn't find the answer. Hope someone here could help. I have been trying to connect my Windows 8 desktop to a Thunderbolt Display 27" without ...
3
votes
1answer
1k 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 ...
3
votes
1answer
4k views

3D movies or videogames from MacBook Pro to 3D projector

I have: a 3D projector with: HDMI, VGA, S-VIDEO one of the first MacBook Pros, with a DVI port (with an ATI X1600) DVI to HDMI cable (and a DVI to VGA) Active glasses, not the red/green (anaglyph) ...
3
votes
1answer
9k views

Which Macs support HDCP on their built-in / native displays?

Which Macs, both desktop and portable, support HDCP on their native displays? The web is awash with information on connected displays, and which support it, don't support it, and stories of people who ...
3
votes
3answers
5k views

Rotate iPad Video out when connected to a monitor

I have a HDMI -> iPad adapter that I'm using to connect my iPad to a monitor to do a demo at a tradeshow. The monitor I'm using is placed vertically, so I need to rotate the video out from the iPad to ...
3
votes
3answers
1k views

Connecting 2015 15" Retina MacBook Pro to Dell U2715H?

What would be the 'best' way to connect the 2015 Retina MacBook Pro to a Dell U2715H monitor? If I wanted to use the monitors USB 3.0 ports and also output sound to a Dell soundbar, how many cables ...
3
votes
1answer
79 views

Is there a technical reason why I cannot find a mini display port to hdmi (female) cable that's more than 6 inches?

I've looked and looked and don't see one. Do they just not exist?
3
votes
1answer
447 views

External display occasionally shows just noise

When I'm at work I have my Macbook Air mid-2013 hooked up to a Samsung SyncMaster 2443 display via a ThunderBolt-to-HDMI adapter and then to a HDMI-to-DVI adapter. Almost every second time I switch ...
3
votes
3answers
4k 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 ...
2
votes
2answers
2k 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 DVI-...
2
votes
4answers
1k 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 ...
2
votes
4answers
3k 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 ...
2
votes
3answers
7k views

What adapters work from Thunderbolt to HDMI?

My new MacBook Pro uses Thunderbolt to connect a monitor. My monitors have all HDMI or VGA plugs. So I was looking for an Thunderbolt to HDMI adapter in my favorite shop. But I can't really find one. ...
2
votes
2answers
2k views

24' iMac HDMI input solution?

Are there any solutions available which will allow HDMI input on my 24' iMac?
2
votes
2answers
2k views

Does my MacBook DisplayPort support video input?

I have been reading through all these resources here and here, but I couldn't find an answer. My question is simply: can the DisplayPort on a MacBook take a video input source? More Details: I have:...
2
votes
2answers
1k views

Macbook Pro Retina with more than 2 external displays

I have an Macbook Pro with retina display and want to connect additional displays/monitors to it. But sadly 2+1 isn't enough for me, so I'm searching for solution: I want to buy two USB3.0 to VGA/...
2
votes
1answer
1k 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 ...
2
votes
1answer
5k views

Does the iPad 3rd generation output 1080p video using the HDMI adaptor?

I can play 1080p videos I've loaded onto the iPad using the video player on the iPad itself. Before I invest in the HDMI adaptor, I'd like to know if the HDMI output actually displays 1080p on the ...
2
votes
3answers
1k views

Does the iPad 2 HDMI out adapter work with the new iPad?

I was at the Apple store yesterday and I wanted to purchase an HDMI out adapter for my new iPad. Oe of the employees said to wait becaus they're getting in newer ones for the new iPad, which should ...
2
votes
2answers
3k views

HDMI audio doesn't work through DisplayPort adapter on OS X but works on boot camped Win 7

I recently purchased this Dynex DisplayPort to HDMI adapter with the understanding that it would support audio out. However, it only works on my boot camped Windows 7 install that way. Video and ...