Questions that relate specifically to Macs and peripherals with DisplayPort hardware (not Thunderbolt).

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0answers
17 views

Monitor connected via Display Port is not recognized correctly

I connected my DELL U2711 via Displayport to Mini Displayport to my MacBook Pro Retina (OSX 10.11.2) It recognized the monitor as a TV and does not show anything. I tried also using an adapter to DVI. ...
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0answers
22 views

HP monitor not working via Thunderbolt port to HDMI

I have two identical HP 27vx monitors and a Mac mini. All were new in December 2015. One monitor works fine via HDMI and the Mac mini, but the second one will not work with a Thunderbolt to HDMI ...
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2answers
5k 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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votes
1answer
23 views

Dell monitor does not run on native resolution of 1600x900 pixel when connected to early macbook pro retina 2015 via thunderbolt

just a few hours ago I got 2 dell E2015HV monitors, they are VGA monitors with a native resolution of 1600x900 pixel and since the macbook pro retina does not have any VGA ports I'm using two VGA to ...
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0answers
55 views

OSX 10.11.3 external monitor does not work (mini displayport to DVI)

I've just done a clean install of OSX 10.11.3 on my macbook air (mid 2012). My external monitor does not work anymore (mini displayport - DVI original adapter) Things I've try: - Reset SMC/PRAM ...
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1answer
106 views

What non-Apple external monitors are currently recognized as 2 pixels per point?

I was thinking about getting a Dell 4k or perhaps a 2560x1440 display, but then I realized that not all non-Apple displays are recognized as 2 pixels per point even though the ppi is high enough. Is ...
2
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3answers
3k 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 ...
10
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8answers
69k views

What's the max resolution for mini DisplayPort connected to a 2013 MacBook Air?

I've got a new 2013 MacBook Air 13", with Intel HD Graphics 5000, and it came with a Mini DisplayPort to VGA adapter within the box. A mini DisplayPort to DVI adapter is also available from Apple. An ...
3
votes
2answers
796 views

El Capitan and Daisy Chaining

Will El Capitan allow me to daisy chain two Dell 2713H monitors from my 2015 13" MBP? Both monitors support DisplayPort 1.2. Currently if I attempt this my monitors become a new desktop, but they are ...
1
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0answers
41 views

Macbook Pro 13 Late 2013, BenQ GW2765HT, and Displayport cable

I recently purchased BenQ GW2765HT to connect my 13 inch rMBP via mini DP to Displayport. After around 1 week of use, the displayport connection is flaky to get properly recognized. Sometimes it ...
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1answer
64 views

Thunderbolt vs DisplayPort

I have a Mid 2015 15" Retina MBP and two external 4k monitors. Both monitors work when plugged into the HDMI port, but I can't get the second monitor to work via the display port, and need clarity. I ...
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2answers
1k views

Will upcoming Skylake based MacBooks support 5k displays?

Details about Intel's upcoming Skylake processors indicates that they support DisplayPort 1.2 and Thunderbolt 3, but not DisplayPort 1.3 or DisplayPort 1.2a. Does Thunderbolt 3 support an external 5k ...
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votes
1answer
2k views

Constant flickering on my external display

I've recorded a 7 second video of it here: http://youtu.be/2k9P59Z32wE. Basically, the screen will alternate between a fuzzy picture, color bars, and then black every ~2 seconds or so. Technical ...
2
votes
1answer
3k views

30hz vs 60hz 4K output

I am currently using a MacBook Pro 13" 2015 model with a Samsung U28D590 UHD display. Currently I am using the HDMI port of the monitor with a mini-displayport to HDMI adapter and receive 4K 30hz ...
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1answer
50 views

2009 iMac as 2nd Monitor – Can't adjust brightness

I am trying to use my 2009 iMac 27" as a second display for my 2013 MBPr 15" (both running El Capitan). I have connected the two with a thunderbolt cable and everything is working fine except one ...
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4answers
5k 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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3answers
41k 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
365 views

Macbook Pro, BenQ GW2765HT, and Displayport cable

After a few days to a week of normal use of my MacBook Pro (Retina, 13-inch, Early 2015 with Intel Iris Graphics 6100 1536 MB) and the BenQ GW2765HT LED monitor via display port, I found that my mac ...
1
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0answers
37 views

Font smoothing not working on Mac Mini

I purchased a new Mac Mini and have attempted to hook it up to my ASUS VS278Q-P LCD Monitor. I was using this monitor in Windows and it looked fine but on the mac mini, it's having a problem where the ...
0
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3answers
233 views

My external monitor doesn't work at full resolution with my MacBook

I've got a MacBook Pro (Early 2015, OS 10.11.2) and I've also got a Dell 2209WAf monitor, which I'm using with a VGA cable and this adaptor ...
1
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1answer
181 views

Signal Problems between 2015 Macbook Pro and Dell 4K P2415Q Monitor

I just bought a P2415Q Monitor and connected it to my 2015 Macbook Pro with the DisplayPort to thunderbolt cable that was included with the monitor. It seemed ok at first, but after the first time the ...
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0answers
24 views

Can a faulty HDMI cable damage macbook

I tried to connect my rMBP mid-2014 to a TV through an HDMI cable. I first plugged the cable to the TV. when plugging the other end of the cable to the HDMI port on the macbook, I heard some crackling ...
0
votes
1answer
96 views

Dell P2715Q Needs “Detect Displays” after MBPR 15" goes to sleep

So I have my new Dell P2715Q connected to a Thunderbolt port on my MacBook Pro Retina 15" Mid-2015 using the supplied DisplayPort cable, in SST mode. When I plugged it in the first time, it worked ...
0
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1answer
18 views

Looking for an external monitor for my late 2008 aluminium macbook

I have the above laptop and thinking of getting a new, larger monitor to go with it. I have already reviewed other threads here and elsewhere, but there are a few things I am not clear about... The ...
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4answers
204 views

'True' Thunderbolt to DisplayPort or DVI cable?

Is there a native Thunderbolt to DisplayPort or DVI cable? I understand that Thunderbolt is downwards-compatible to Mini DisplayPort, however I'm looking for an adapter cable using the Thunderbolt ...
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1answer
27 views

MBA & VGA monitor, using strange reduction Thunderbolt-HDMI-DVI-VGA

I have latest Macbook Air and I want try to use VGA monitor. I don't have MiniDisplayPort to VGA reduction, but this: I know that DVI-VGA worked fine on with my old PC, so I don't understand, why ...
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0answers
104 views

Incorrect resolution while external display connected

I have an Dell external display which has the best resolution @1440*900. My laptop is 2015 13 inch rBMP MX840. The problem is that when I connected this external display into the Mac, it cannot show ...
1
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0answers
20 views

MacBook Pro shows only pointer when external screen is turned on

I'm using my MacBook Pro (Retina, Mid 2012) in an office environment connected to an external screen (Fujitsu P27T-6 IPS) using the Thunderbolt port. The lid is closed, so it should be in clamshell ...
0
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0answers
54 views

External monitor does not display in full screen

I've connected my external monitor (Dell 2240L 21.5") to my Macbook Air running OS X Yosemite through a mini-display port to VGA convertor. The problem is that the external monitor does not renders ...
1
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0answers
53 views

Apple Support Communities / Notebooks / MacBook Pro Dell VGA rippling effect

So I just bought a Macbook Pro early 2015 13 inch with these specs: Processor: 3,1 GHz Intel Core i7 Memory: 16 GB 1867 MHz DDR3 Graphics: Intel Iris Graphics 6100 1536 MB I just got everything set ...
0
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1answer
556 views

RMBP outputs 4k@60Hz ONLY when lid open

I've got a weird problem. I recently got a new Philips BDM4065UC UHD monitor for my Late 2013 15" retina MBP (it's amazing), connected it using DisplayPort 1.2 (also set on the display) and when using ...
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0answers
13 views

Why do different resolutions with same aspect ratio distort the image on external display?

I attach my MBP (OS X 10.10.4) via VGA to my tv and the aspect ratio is correct when setting an 1360x786 resolution, which is a 1.77 aspect ratio. But when trying to increase the resolution to ...
2
votes
1answer
3k views

Connecting a Dell U2412M to a 2013 Retina MacBook Pro using DisplayPort to Mini DisplayPort

I recently got a Dell U2412M monitor. I'm attempting to connect it to my 2013 Retina MacBook Pro using a DisplayPort to Mini DisplayPort cable. I repeatedly get a "Entering Power Saving Mode" dialog ...
0
votes
2answers
194 views

External monitor randomly lowers resolution adds black borders

Okay this has been driving me crazy long enough. I have an external monitor who's resolution is 1920x1080 60Hz. My MacbookPro Late/Mid 2010 has been able to work with the monitor and resolution since ...
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2answers
1k views

Two monitors using Elgato dock and a thunderbolt device

I'm using an Elgato Thunderbolt 2 Dock which has a second Thunderbolt port and a seperate HDMI port. I have an HDMI display connected to the HDMI port and a LaCie HDD connected to the second ...
1
vote
1answer
81 views

Can a late 2013 Mac Pro (cylinder) support dual 5K displays?

I know the late 2013 Mac Pro can support the Dell 5K monitor, using two DisplayPort cables from the Mac to the monitor. Can the Mac Pro support two 5K monitors simultaneously (using four cables ...
1
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0answers
66 views

How can a Mac mini drive 3440 pixels wide display instead of 1920?

I've bought a new 21:9 IPS screen with a native resolution of 3440x1440px. The display has only two inputs: 1x DisplayPort which is connected to a workstation and 1x HDMI port which should go to my ...
5
votes
3answers
9k 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 ...
0
votes
1answer
273 views

Display connected via DisplayPort disconnects, reconnects when resuming, resizing windows on display

I have a new LG 29UM55 29" Ultrawide monitor, resolution of 2560 x 1080, connected via DisplayPort to my 2012 MacBook Air 13" via a Cable Matters Mini DisplayPort to DisplayPort cable that reportedly ...
1
vote
1answer
52 views

Switching “primary” imac in Target Display Mode

I work in an office with a bunch of old iMacs sitting around. I thought I'd get clever and strap a few together to make a couple extra workstations. The goal has been to pair a 27" mid 2010 with a ...
0
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0answers
73 views

MBP 13'' 2012: DisplayPort: 2560x1440 fails, but supported by machine, working on Boot Camp

I recently purchased a Dell U2515H monitor. I want to use it with my MacBook Pro 13'' 2012, non-Retina, 2.5GHz. According to the tech specs, this MacBook can drive a single 2560x1600 pixel display ...
0
votes
1answer
108 views

Does MBA early 2014 base model support 3440 x 1440 (WQHD ultrawide 21:9) external monitor?

Can a MacBook Air (13-inch, Early 2014) 1.4 GHz Intel Core i5, 4 GB 1600 MHz DDR3, Intel HD Graphics 5000 1536 MB support external display over displayport input displaying a 3440 x 1440 resolution at ...
4
votes
2answers
16k 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 ...
0
votes
0answers
71 views

Macbook Pro Retina offset problem

I have a 13" 2015, retina MacBook Pro and an Samsung S22C150N external display, connected with an official Apple Mini DisplayPort to VGA adapter. I need to use the MacBook with the monitor, but when ...
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vote
1answer
347 views

Why can't I control volume of DisplayPort device?

I have a monitor with speakers attached to my rMBP via DisplayPort (via a Thunderbolt dock), and I cannot control the volume with the volume keys. Is there any way to "fix" this? Pressing the volume ...
4
votes
5answers
10k 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 ...
0
votes
0answers
98 views

Connect MBP 2015 to 2560x1440 IPS monitor via HDMI?

I would like to connect my Crossover IPS monitor which only has a single dual-link DVI port on it to my MPB I realise that by paying the apple tax of $165 I can get one of apple's buggy dual-link mini ...
1
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1answer
79 views

Need some advice/solutions on having 2 external displays set up

I have a 2015 13" Retina MacBook Pro that comes with 2 Thunderbolt ports and an HDMI port. I have 2 monitors which have same resolution (1920x1080) and same size, and they also only have DVI and VGA ...
0
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0answers
7 views

Can I connect a PC with DisplayPort to Mac Display with Thunderbolt? [duplicate]

I have a PC with a NVIDIA Quadro K600 DisplayPort graphics card. Am I able to use a Mac Display with Thunderbolt input?
2
votes
1answer
520 views

rMBP - El Capitan - External monitor blurry

I hope someone can help as this is driving me crazy... At the weekend I got a new Macbook Pro Retina (Early 2015 model). Before connecting it to an external monitor, I upgraded to El Capitan and the ...