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

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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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How do I capture video in real time from a Canon 5D Mark II to iMac in Final Cut Pro?

We really need your help. We are shooting a movie and searching for a solution how to capture video from HDMI port of Canon 5D Mark II to an iMac 27 inch in real time. The iMac doesn't have an HDMI ...
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1answer
27 views

Screen resolution of MacBook Pro Retina

I have a MacBook Pro 13" Retina-display (Late 2013 model) I recently bought a very cheap HDMI cable to plug it on my tv in my room (for Screen Mirroring and sometimes, Screen extend). Since it's ...
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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
245 views

Are HDMI to VGA converters/adapters compatible with Mac?

Recently I purchased an HDMI to VGA adapter that actually converts the digital signal to an analog VGA signal to connect a computer to an external monitor. It works perfectly with a Windows PC that I ...
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3answers
21k 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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MacBook Pro 10.6.8 mid-2011 and HP Compaq LA2205wg working only when MBP on battery

Weird behavior of MBP and external HP screen. When MBP is on battery - everything works perfect. But when power supply is connected to MBP - external HP screen is going black. "Monitor going to sleep" ...
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1answer
977 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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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
99 views

Multiple non-thunderbolt monitors to MBP-r '12

Does anyone know if it's only possible to add 3 external monitors if at least one of these is a thunderbolt display? I'm asking since I would love to hook up 3 Dell monitors to my macbook at work. ...
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1answer
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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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72 views

DisplayPort to HDMI not working correctly?

Macbook Pro 2012 (Non retina) OS X 10.9.2 Belkin DisplayPort to HDMI adapter I'm connecting the DisplayPort to HDMI adapter to my new 65" Vizio Smart TV. However, when I make the displays dual ...
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1answer
550 views

rMBP kernel_task spikes when connecting more than one external monitor

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 ...
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3answers
4k views

MacBook Air 2012 Mini DisplayPort not working with HDTV

I'm trying to connect my 2012 11" MacBook Air to my Panasonic p60st60 1080p plasma HDTV using a new Monoprice Mini DisplayPort to HDMI adapter & 6' HDMI cable. My TV displays a "No signal" ...
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1answer
413 views

MacBook Pro 11,3 with dual Dell P2715Q 27" Monitors

I have two Dell P2715Q 27" external monitors I want to connect to my 15" MacBook Pro 11,3 with OSX 10.10.2 ordered around September 2014. I've tried connecting it as follows: note: tb = thunderbolt, ...
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974 views

Sharing screens/monitor between Asus Laptop and iMac

I have the following equipment: An iMac 27" (mid-2011 windows 8 BOOTCAMP with 2 thunderbolt port and 1 miniDisplayPort) An ASUS ROG laptop (with 1x VGA port/Mini D-sub 15-pin for external monitor / ...
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1answer
1k views

EDID loss on HDMI switching

I have a LCD tv hooked up to an HDMI switcher flipping between a Mac Mini (2006 snow leopard using a DVI - HDMI cable), cable tv and dvd player. Trouble is, whenever the switch goes away from mac ...
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3answers
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Connect 2 external Monitors with Belkin's Thunderbolt 2 Express Dock HD

I need a little help here, I have attached my MacBook Air Mid 2013, to an Belkin Thunderbolt 2 Express Dock HD. On the product page it says that one can connect two monitors. The only condition is ...
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7 views

Joining Audio + MiniDVI to HDMI

Sometimes I like to use my ancient MacBook as a video playing machine. With recent MacBooks one has the convenience of the presence of audio along with video in the mini DisplayPort / Thunderbolt ...
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3answers
2k 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, ...
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5answers
35k 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 ...
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2answers
23k 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?
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696 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 ...
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38 views

Mac to HIteker Tv through HDMI

Recently we have moved my HDMI cable to use on a different TV and when I brought it back to my room and used it to connect my MacBook Pro to my Hiteker TV, my mac recognizes the TV but the Tv doesn't ...
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132 views

Dual-Monitor: Second monitor black after sleep mode

I'm using two Elgato Thunderbolt Docks on my MacBook Pro Mid-2012. I connected two displays to them: One HDMI display on each of them. Both are LG-Displays, one a 16:9 and one a 21:9 display. This ...
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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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1answer
1k 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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1answer
513 views

Mac mini (Late 2014) and 4K TVs

Based on Apple's documentation, my Mac mini (Late 2014, mid-range model with Intel Iris) should be able to support 4K video through HDMI. I've plugged in my Seiki 39" 4K TV (SE39UY04), but when the ...
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2answers
741 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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126 views

Can you mirror an iPad to a TV via HDMI adapter while iPad is locked?

I have an iPad connected to an HDTV using the [Apple Lightning Digital AV Adapter] (http://store.apple.com/us/product/MD826ZM/A/lightning-digital-av-adapter). When the iPad is on everything works ...
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119 views

Monitor and MacBook Pro not on speaking terms anymore

This one puzzles me. I have this setup [MBP]<----[HDMI]----[HDMI-DVI Adapter]---->[BenQ FP222W] When I plug in the monitor, the MBP detects it and the screen flashes like normal. Likewise the ...
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61 views

Will a typical HDMI-to-DVI adapter work for Mac mini 2014?

Our company is going to buy me a Mac mini 2014 and I have this DVI monitor that I can use as a screen for it. The Mac mini doesn't have a DVI port so I may need an HDMI-to-DVI adapter for the setup. ...
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Dual monitor for 2.2GHz MacBook Pro (MD318LL/A) Late 2011 MBP

I was wondering is it possible to have 2 external 1080P monitors attached to my MBP? My machine have a Thunderbolt port. The monitors have HDMI, VGA, and DVI. (No thunderbolt display port sadly.) ...
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Can't connect MacBook Air to LED TV anymore

I'm not sure if it was that recent security update, or the fact I've bought a new television, but it seems my Macbook Air no longer wants to play with the television at all. It's a little old, Late ...
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1answer
69 views

AppleTV interrupting while playing movie

My new black Apple TV (3rd generation) is plugged into my flatscreen by HDMI. All worked fine. A few days ago there were sudden "interruptions" while watching a show from netflix: no video, no ...
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285 views

Intel HD 3000, HDMI and 2560x1080

I recently purchased an ultra wide monitor, with a native resolution of 2560x1080. This is great but it's only working with Windows ! Apple is limiting HDMI resolution to be no more than 1920x1080, ...
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293 views

Is there a difference between HDMI or Thunderbolt for monitor?

This is my configuration: Samsung S22A300B monitor (with VGA and DVI input) Computer A 2,6GHz Mac Mini from end of 2014 HDMI to DVI cable Thunderbolt to VGA cable Computer B Mac Book (yes, old) ...
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2answers
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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 ...
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2answers
322 views

Best practice to connect two monitors with my Macbook Pro

currently i am asking which is the best practice to connect two HDMI monitors on my Macbook Pro. I have on HDMI slot and one Display Port. It is possible to chain the monitors via one display port or ...
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using iMac (2014) as Display for pc source [duplicate]

I have got iMac (2014 model), which I want to use as external display for my windows laptop. Is is possible? if yes, how? I have got a male-to-male mini-display to hdmi connector. But when I connect ...
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2answers
159 views

Can I use HDMI for audio only without video?

When I connect an HDMI display to my computer, it uses it as a display. I can't figure out how to use the HDMI cable for audio only and only use my laptop monitor. Is this possible?
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4answers
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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 ...
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644 views

Thunderbolt to HDMI (Not DisplayPort to HDMI)

My first question is do Thunderbolt to HDMI adapters exist? The reason I'm specifying Thunderbolt and not DisplayPort is because I have a Belkin Thunderbolt2 Dock. If I use a MDP>HDMI adapter and the ...
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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 ...
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684 views

Can I use dual 4k Dell P2815Q monitors on the Retina MacBook Pro (late 2013) with Yosemite at full resolution?

Will this monitor plug-and-play with Yosemite on this MacBook model without having to install Xcode and mess around with creating custom settings? Can I have two of these plugged into this MacBook ...
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180 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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1answer
19k 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?
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1answer
130 views

How to connect 24" Apple Display to HDMI output of Mac Mini 2011?

Trying to have two monitors connected to Mac Mini mid-2011. It has one Mini DisplayPort and one HDMI outputs. I have 27" monitor connected to Mini Display port of the Mac Mini mid-2011. I was going ...
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387 views

New MBP 13" can't connect to external monitor

I am trying to connect my oldish LG monitor with DVI port (adapter hdmi to dvi is in monitors end) to my macbook pro 13" (late 2013 haswell model) and it is pretty weird, macbook recognizes monitors ...