MacBook :: Bottom Half Of Screen Flicking/flashing Lines?

Feb 8, 2012

my Mac started doing this a week ago. The bottom half of the screen flickers/flashes lines. If I leave it open on a flat surface and I touch the screen for a little bit, it'll go back to normal. When I close the laptop, put it in my case, and travel around with it, the next time I open it up it'll start flashing again.  

Info:
MacBook, Mac OS X (10.6.8)

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MacBook Air :: 13" 2010 Thin White Lines Across Bottom Half Of Screen?

Dec 9, 2010

Just received the new 13" macbook air yesterday and today have noticed some very thin horizontal banding lines across the bottom portion of the screen.

Has anyone else noticed this, or check to see if your one has this problem.

It is quite subtle but it makes the icons on the dock look as if they have a card like effect through them.

Easiest to check if you make your screen wallpaper the dark grey colour.

On this the top part of the screen seems consistent, but at the bottom part there is very thin white horizontal lines. I tried updating the software, but it seems to be the same - looks like a faulty display may have to send back,wondering if it could be fixed with a software update.

The strange thing is black and dark colours do not produce the effect it only shows up on greys or medium contrast colours like blue.

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MacBook Pro :: Bottom Half Of My Screen Go Black And Most Of The Top Half Flicker?

Jun 23, 2010

I have a MacBook Pro with the 9600gt in it. Since updating to 10.6.4 this morning 2 times while playing java games i've had the bottom half of my screen go black and most of the top half flicker. I've had to hold in the power button and reset both times. The second time I closed the screen and reopened it, the screen was black but no mouse and nothing moved.

Any advice? Would this be something to do with my graphics card or possibly some error in 10.6.4?Edit:: This is software related to 10.6.4 update and only happens when I open up a java game in a browser.

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MacBook Pro :: Half Of MPB Screen Blanking Out With Vertical Lines

Nov 7, 2009

I have a late 2007 2.2ghz MBP. It seems that the video cable is failing, as I often open it up from sleep and get only half an image on the screen. Image capture does not capture this, so I know that it is hardware related. It does not happen on my external monitor.

It is getting more frequent, and has been going on for about a month, The warranty expired in late September (lucky me!)

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MacBook Pro :: Froze Halfway With Vertical Colored Lines On Half Screen

Sep 1, 2014

today while I was working on my dissertation the screen on my MacBook Pro suddenly froze halfway with colored vertical lines covering the right half of the screen.  The computer is only 1 year and 1 week old. 

Info:
MacBook Pro (15-inch Mid 2012), iOS 7.1.2

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MacBook :: Its Display Has Vertical Lines On Bottom Of Screen

Jun 27, 2012

It started out as one line and has increased to 6. Its display has vertical lines on bottom of screen

Info:MacBook

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MacBook Pro :: After Half An Hour Of Use Strange White Glare That Remain In Bottom Begins To Appear On Screen

Sep 2, 2014

My computer has a problem on the screen. After half an hour of use strange white glare that remain in the bottom begins to appear. When disconnecting the unit from one day to the next, but these glosses disappear within a half hour of use reappear. Why does it happen? Will it be a failure of manufacture? The device is 2013 What should I do

Info:
MacBook Pro (13-inch Mid 2012), OS X Mavericks (10.9.4)

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Laptops :: Have An Intermittent Where Half Of The Screen Will Go Whitish With Lines?

Dec 17, 2009

I have a 17" MacBook Pro 2.16Ghz Core Duo with 10.6.2. I have an intermittent issue where half of the screen will go whitish with lines. A picture of my screen experiencing this is hosted at [URL]To return the screen to normal I simply have to close the screen and open it again.Unfortunately my AppleCare has expired, and my Apple tech is not sure of the cause. Any thoughts as to whether this is the screen, cable, or logic board.If it turns out to be the logic board, will the Core 2 Duo board fit into this case? If I have to replace the board anyway

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MacBook Pro :: 15 Inch Retina - Horizontal Lines In The Middle And Bottom Of Screen

Dec 6, 2014

I have a 2 month old rMBP Mid 2014 and i am experiencing horizontal lines in the middle and bottom of the screen. For example, If i was browsing a site and then close the window you can still see parts of the website in the middle of the screen. I took the laptop in for the technicians to have a look and they a blaming it on the software,claiming that Gfxcardstatus is causing the problem. The problem still persists even with gfxcardstatus turned off. Does Gfxcardstatus do this? Is it the Lcd or gpu failure? Take a look at the photos ....

Info:
MacBook Pro, OS X Mavericks (10.9.5)

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Intel Mac :: 2 Vertical Lines, Running From Top To Bottom, Have Appeared On My Screen?

Feb 9, 2012

2 vertical lines, running from top to bottom, have suddenly appeared on my screen. On a white back ground they appear blue and green. they have a wide space between them. I switched off and on but they are still there. Whats happening?

Info:
iMac

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MacBook :: Screen Has Started Flicking Since Installed 10.5.7?

Jun 6, 2009

This i dont think is serious and i am not sure what is causing the problem, basically my Alu macbook 2ghz' screen has started flicking, this has only started to happen since i installed 10.5.7 but only happens when my power adapter is in, it doesn't happen all the time but basically when i put my adapter in and the light isn't on then my screen starts to flicker.

It does stop flickering after i remove the charger and put it back in and then the light on it works.would you say its a problem with my screen/charger/something else?

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MacBook :: Vertical Lines Covering Half Of My Display?

Dec 27, 2010

My 2008 Penryn White Macbook siplays vertical lines and or vertical grey/black bars on 60% of the display. This happens from when it is powered on until and including when you arrive at desktop. The space the lines occupy does not increase or shrink, they have covered the area from the moment the problem arose.

it is not the common line issue that a Tiger update solved since this Macbook came with Leopard pre-installed. The lines are still there with the hard drive removed and they are still there when I booted a live Ubuntu CD, so I have ruled out software being the cause. Also I have ruled out inverter because I would not be getting any backlighting.

So....

To me that leaves:

-The LCD display panel itself (although there is no physical damage and it has never been dropped)

-The display data cable that connects LCD to the logic board

-GPU

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MacBook Pro :: The Entire Bottom Half Is Acting Like A Touch Pad?

Feb 25, 2010

Everytime I lean my wrist or hand on it, the computer acts as if I am holding down the click and trying to select everything on the page. It's very difficult to get out of, however about 50% of the time hitting escape works.

This has happened on and off for the past year but has been getting worse recently. Has anyone else come across this and perhaps has a fix? Th MBP is around 3 years now.

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MacBook Pro :: Display Has Been Flicking To A Black Screen But Has Gradually Been Increasing

Sep 5, 2014

Macbook pro 2014 only had it for about 2 months but recently  about three weeks ago the display has been flicking to a black screen but has gradually been increasing and it now happens every two minutes - just randomly goes black for about 5 or 10 seconds and sometimes goes back to home screen but sometimes goes to log in screen, It interferes with me trying to do my work when this happens so frequently

Info:
MacBook Air, iOS 4.3.3, Transferring from Windows XP

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MacBook :: Late 2006 Bottom Half Of The Case Cracking

Aug 16, 2009

I have a late 2006 macbook and had the issue with the cracking case repaired today, however, Apple only repaired half of the issue. The 'top' half of the case was fixed (new keyboard, trackpad etc) was replaced and I am more than happy with it. The bottom half of the case (section with USB ports, bottom of the MacBook etc) still has cracks in it and clearly hasn't been replaced. Is this something that should be replaced as a manufacturing fault as they have done with the keyboard, palm rest, trackpad etc?

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Intel Mac :: Vertical "flicking" Lines On 27" Display?

Mar 20, 2012

These lines are 1cm apart one another, and are almost invisible, but their "flicking" it's really noticeable and quite annoying working as a graphic. It has less than 2 years but they say that the warranty it's over, even if by law it should be at least 2 years, it's obviously ah hardware problem, so I'm quite sure it's a display problem and probably should be replaced.

Info:
iMac, Mac OS X (10.6.8), Less than two years of life

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MacBook Pro :: Wakes Up From Sleep With Flashing / Vertical Lines?

Jun 6, 2014

I have a macbook pro mid 2012 mode, when ever my laptop wakes up from sleep after a longer duration then the screen flicker and vertical color lines appear.  

The problem goes away once I reboot, also the problem doesnt appear in case I dont let the mac sleep. I have tried PRAM reset and changing my display resolutions, but both have not worked. The mac is just under two years old and I have already replaced the SATA cable, hardrive and now this issue? 

Info:
MacBook Pro (13-inch Mid 2012), OS X Mavericks (10.9.1)

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Intel Mac :: Left Half Of The Screen Would Flick And Become Darker Than The Lower Half?

Jun 21, 2012

At the beginning of last year I bought a 3.2GHz 27" iMac. About a month ago I noticed that, within about 5 minutes of starting my computer back up from sleep the left half of the screen would flick and become darker than the lower half (about 4 clicks of the light button lower). Sometimes the screen will flick to become even darker than this (but usually it returns to the 4 clicks darker after a short while), and sometimes it returns to normal only to go darker again.

Info:
iMac (27-inch Mid 2010), Mac OS X (10.7.3)

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IMac :: Screen Is Half Light/half Dark - How To Fix It

Oct 31, 2008

I started up iTunes, checked my email, and looked up to see the top half of my display drop about 15 shades darker than the bottom half! I called Apple Care who told me they had never heard of something like this before and advised me to call the nearest Apple Store. I did, and like Apple Care, they had never heard of this happening.

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Safari :: Cover Flow Only Displays Bottom Half Of Window

Mar 15, 2012

The cover flow in safari only displays bottom half of the window, see the picture below, However, those pages that can not be previewed show in full height of the window:

Info:
MacBook Pro, Mac OS X (10.7.2)

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Hardware :: G5 Monitor Has Lines Of Different Colors Top To Bottom?

Nov 25, 2009

It started on one side and has gotten worst to the point of filling the screen with hundreds of lines. Can hardly see screen. Now theres a big black lined rectangular shaped box on the center right screen... Would like to plug in another monitor and see if I can operate this G 5 off another monitor.

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Intel Mac :: Suddenly Desktop Is Showing Two Thin Lines Running From Top To Bottom, Each About 2" From Either Side, Get Rid Of Them?

Apr 16, 2012

I have an imac, intel 2 duo. OS 10.6.8. Suddenly my desktop is showing two thin lines running from top to bottom, each about 2" from either side. How can I get rid ofthem?

Info:
iMac, Mac OS X (10.6.8)

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MacBook Air :: Half Screen Brighter And Right Screen Normal

Aug 24, 2014

I have a MBA 13" late 2012. It was working fine and suddenly one day exactly left half of the screen went bright and right half was normal.There was no drop, nothing. It's exactly straight half line in between the screen. Where left part of the screen is brighter.

Info:
MacBook Air, OS X Mavericks (10.9.4)

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MacBook Pro :: Bootcamp Chopped Hard Disk In Half And I Can't Find Other Half

Jun 26, 2009

Macbook pro 15"

I was trying to install windows on my pro, and i had bootcamp chop the hard disk in half, but then my disk drive didnt read the cd so i had to download and install some file. and after i restarted i could no longer access the windows side, it just disappeared.....plus i cannot reset my hard disk, cant erase it, and i cant reinstall OS X because there is no memory left..

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MacBook Pro :: Grey Screen No Apple Followed By Blue Screen With Vertical Lines?

Nov 30, 2014

grey screen no apple followed by blue screen with vertical lines. Graphics and logic board replaced <6 months ago. What to do? I held down shift, it gets HOT HOT and makes noises. (for safety mode) followed by a blank grey screen and blue screen. Then tried the other way (I think  it's command alt delete? I don't remember) and it turned from grey (no apple symbol) to blue blank. Then third time, grey followed by blue with vertical lines, not blocky clear lines that you can see if you are close to it. 

Info:
MacBook Pro, OS Lion

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MacBook Pro :: Word Won't Use But Half The Screen

May 22, 2012

why WORD will only use half the screen?

Info:
Mac Pro, Mac OS X (10.7.4), Word for Mac 2010

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MacBook Pro :: When I Turn It On I Can Only See Half Of My Screen

Jul 2, 2012

When I turn on my macbook pro I can only see 1/2 of the screen. I can see the right hand side of the screen, but the left hand side is black. Nothing will show up in the left hand side (cursor, window, etc.)

Info:MacBookPro, Mac OS X (10.7.4)

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MacBook Air :: LED Display Screen Goes To Completely Dark / Bottom Side Of Screen Is Brighter

Jun 16, 2008

I tried to use some software to test the display. I found when the screen goes to completely dark with the backlight on, the bottom side of my screen is brighter than other parts.... have u guys met any problem like that, or is this some problem with my MBA?

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MacBook Air :: Uneven Screen Backlight - Screen Darker At The Bottom

Jan 12, 2011

My Air's screen is slightly darker at the bottom (only on a few millimeters, but still). It only happens on a white/light background though (I don't have my dock at the bottom). In comparison, the screen of my MacBook has a very uniform backlight. Does anybody else have this issue?

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MacBook Air :: More Light On Left Part Of The Screen Than Bottom Right Of Screen

May 30, 2010

Is it just me or the macbook air has a problem with backlight? it's very very bright compare to my mbp 13.3 but it seems like the left part of the screen receive a lot more light than the bottom right of the screen. I notice that on the mbp pro but its worse on the mba. I have a rev2 1.86 with a 9400. In this review (in spanish) they check the brightness levels on the screen, and there is a difference between center and bottom right corner (340cd/m2 vs 215cd/m2)

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