IMac :: 24" Won't Turn On After Black Out?

Aug 26, 2010

There was a black out in my area yesterday. My iMac was left on overnight, so when i went to check on my Mac it was off. Pressing the power button, you can hear the initial harddrive spin, but then silence! Nothing shows up on screen! I tried unplugging it frm th wall for a while and pluggin it back in and pressin the power button to the same results.

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IMac (Intel) :: Why Does Computer Turn Black When Wake It Up From Sleep Mode

Jun 19, 2014

When I need to go somewhere or just eat lunch, I put my iMac to sleep. After that, when I come back to wake it back up, it stays black.

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Intel Mac :: Why Does Screen Turn Black

Apr 9, 2012

Why does imac screen turn black?

Info:
Imac, Mac OS X (10.6.5)

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OS X V10.5 Leopard :: IMac Screen Went Black - Starts Up With Black Display

May 24, 2012

I came back from work to wake up my iMac. It made the noise but the screen stayed black. I tried restarting by holding the power button- I can hear it start and the chime but still have a black screen. I tried resetting the pram, and unplugging the cord but I still get a black screen. I can hear the chime though; I'm not sure if that means anything. I just had the hard drive replaced in February so I hope it's not that. just wanted to clarify that when I restart, I get the chime but the screen stays black- I don't get to the grey screen. So I'm assuming right now that my display may be shot?

Info:
iMac (20-inch Mid 2007), Mac OS X (10.5.8)

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Laptops :: Won't Turn On / Showing Black Screen

Dec 24, 2009

My MacBook Pro won't turn on. When I turn it on, I can hear the motor whirring, but the screen stays black. I've tried leaving it off for an extended period, I've tried unplugging the charger, leaving it to charge for 24+ hours, taking the battery out, checked that the screen brightness wasn't accidentally turned down, everything!! It started about 2 weeks ago, since then it's turned on a couple of times, but when I stop using it and it goes into sleep mode, or I turn it off, it won't come back on again. Not sure what's wrong with it, but there's some urgent files I need on that computer! I also have an iMac, which I was hoping to transfer the files to, so I can send the laptop to be looked at. So, I have 2 questions...

1. What is most likely wrong with the laptop, and is it something I can fix so it will turn on again?
2. Is there a way to transfer the files from the laptop to an external HDD or my iMac even though the laptop has a black screen.

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Windows On Mac :: No Screen Turn Black And Never Starts?

Nov 13, 2009

After installing windows 7 on my new iMac the system wants to reboot, so i let it. When it does, i press down the option key and choose it to start in Widows, but now the screen turns black, and windows never starts. i dont know what to do.

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MacBook :: Why Does Screen Turn Black Randomly

Feb 9, 2012

It started almost 3 days ago. My 2008 macbook screen would suddenly turn black. When watching a YouTube video, the sound still plays but the screen is black. I tried adjusting the brightness, didnt work. I tried pressing the power button but nothing changed. Then when i closed my screen and opened it, the display would return with the (turnoff, sleep etc) question meaning my button computed something.

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Intel Mac :: Why Does Screen Turn Black Randomly

Mar 20, 2012

My Imac---which is less than a year old--randomly goes black but continues to function otherwise.  This is happening on a more and more frequent basis. 

Info:
iMac

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MacBook Air :: When Turn It On Nothing Appears And The Screen Is All Black

Dec 4, 2014

I have a  disfunction on my screen as soon as i turn it on  nothing appears and the screen is all black, I tried to restart it several times but it is still the same , nothing  happens.

Info:
MacBook Air

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MacBook Pro :: Screen Turns Black When Turn On

Jun 29, 2014

My screen is black but my laptop is not off.. and its not that only the screen is black, my mac on sleep (i think)...When I turn my mac on, it does turn on.. The starting screen comes out.. but the moment the desktop opens, the screen goes black. And if I try to wake my mac up by pressing any key, the mouse shows for like three seconds(on the black screen, not my desktop). So that means that my mac is not totally off, it's just that the screen is black. But once in a while, when I press any button, my desktop shows for five seconds and the screen turns black again. I had yesterday was that the finder was keep restarting. I was still able to go on all the apps except that I could not open any files on my desktop.

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OS X :: Black Shade And Computer Keeps Saying Restart Every Time Turn It On?

Aug 25, 2009

I was software updating my brothers computer and I shut it down because he was going to bed and I turned it back on. It asked me to restart the computer and I did and a black shade saying to restart it came up again... What should I do? I have shut it off and on a zillion times and still the black shade with weird text in the background is still happening.

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Intel Mac :: Display Is In Black And White When I Turn My Machine On

Mar 12, 2012

when i turn my machine on, the display goes black and white.

Info:iMac, Mac OS X (10.7.3)

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OS X V10.7 Lion :: Why Does Preview Turn .tiff Images Black When Rotate Them

Apr 23, 2012

I just scanned some negatives (about a 3 hour endeavor) and when I rotated some of the images in TIFF format in Preview, there is a pause as it loads in the information, and then the photo turns black. I tried running it in Photoshop and the images are still black. Is it because the file size is too large so preview decides to throw away all of the information? Are there any ways to get these photos back?  

Info:
Preview, Mac OS X (10.7.3), photos turn black when rotated

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MacBook Pro :: Screen Goes Black For No Reason / Need To Force Restart To Turn On Mac

Dec 3, 2014

I just having problem with starting my Macboook. First, at start screen (gray background with the apple logo) appears pink/red horizontal lines over all the screen. Then, when i'm using my computer, screen goes black for no reason and i need to force restart to turn on the Mac.I can't believe this is happening to a "HIGH QUALITY" expensive computer. This seems happening to 2011 Macbook Pros...  

Info:
MacBook Pro, OS X Mavericks (10.9.4)

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Intel Mac :: When Turn On 27" Can Hear The Hardware Moving And The Starting Chime But The Screen Stays Black.

Jun 15, 2012

additional information: 27" Intel based 64 bit 8GB ram dual boot with windows 7 I tried resetting my pram

Info:
iMac (27-inch Mid 2011), iOS 4.3.1

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MacBook Pro :: Screen Won't Turn On - Computer Starts But Black Screen

Jun 27, 2014

Computer starts (keyboard lit, music plays, caps lock light on), but no screen. I need to open and close 2 - 30 times before the screen will turn on. Once on, the computer works perfectly. I've tried PRAM and safemode reset.

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MacBook :: External Hard Drive Made Computer Freeze Restarted, But Computer Doesn't Turn On It Just Stays Black

Mar 17, 2012

Tried to restart didn't work. Light is on, but nothing makes noise or anyhting. Been charging it for hours so it has power. Tested the chord on my ther computer and it worked

Info:
MacBook

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IMac :: Unable To Open IMac Memory Cover - The Screw Won't Turn.

Oct 25, 2009

I don't know what the deal is. I'm trying to install 2 sticks of 2GB into my 7,1 iMac, and the screw just won't turn. I'm using a standard Phillips head, and nothin' doin'. The screw is now starting to strip, so I guess I'm going to have to take this into the friggin' Apple Store just to have them open the thing.

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IMac :: I7 Imac Glowing Edges, Black Background?

Jun 22, 2010

2 week old i7 mac

When i watch movies with the lights in my room off, and the frame in the film is completely black, I can see areas around the inside edge of the screen that are lighter in color than the center of the screen almost like light from behind the screen is shining through a little.

Is this normal or was this screen not manufactured properly?

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IMac :: New I7 2.93 Imac - Damaged Black Glass Bezel?

Aug 19, 2010

I ordered a 2.93 i7 / 8Gb Ram / SSD + 2TB from the Apple Singapore online store and received it yesterday. Shipping info showed that it originated from Shanghai China.

As soon as I opened the box and took the imac out, this is what I found: on the lower left corner of the black glass (not on the screen but on the bezel that surrounds the screen) , was a small silver bubble like crack inside the glass. At first I thought it was a stain and tried to rub it off but quickly realized that it was inside the glass.

On further inspection, I found that the entire black glass at the bottom corner was protruding slightly out while on the right side the glass was slightly protruding in.

Obviously a manufacturing defect.

I was also very surprised to see the general condition of the unit that was supposed to be brand new and pristine - it looked like there were smudges on the glass in various places, dust on the outside and tiny black spots on the aluminum. Most disturbing was that the thin plastic that is stuck on and covers the pedestal for shipping was partially unstuck - like it had been peeled of earlier and then stuck back on.

It was really weird - this was supposed to be brand new but it seemed almost like it was a refurbished machine. I was wondering if it was caused by the factory since it is BTO - do they open up a new box and add in the SSD RAM etc then pack it back up - maybe not being careful when they do it and it causes the smudges and possible other damages?

I could not deal with the damaged glass as you could plainly see it on the black bezel, so I called and Apple said they would replace it. The box was picked up the same day and I am now waiting to get the email acknowledging that a new unit is being sent.

Kudos to Apple to send a replacement without fuss but the general condition of the supposedly new unit was really suspicious.

Has anyone else seen these issues with new 27 imacs? I am also wondering if folks are seeing these issues from just the Shanghai factory or from all factories?

Hope my new unit arrives soon without any new problems. Just in case you are wondering, I did not even turn it on - as soon as I saw that defect on the glass, I had to return it.

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MacBook :: Screen Went Black And Now The Screen Won't Turn On?

Jun 13, 2012

I hear the initial "turning on" sound, buy after that there is nothing.What is wrong and how can I fix it?

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IMac PPC :: Imac G3 Won't Turn On To User Interface?

Apr 19, 2012

i just got this Imac G3(second Hand) when i turn it on it makes theseound and starts loading ( just like normal) but then it says: disk: 0x8 (UNDEFINED) and then it is more like a command promt rather than a user interface

ps: this is my first mac so i am not used to it.

Info:
Imac G3, Mac OS X (10.2.x)

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IMac :: Why Does My 27 I7 Just Turn Off

Dec 4, 2010

Every once in a while i'll go to wake my imac 27 i7 up from sleep and nothing happens. It's like the machine has just turned off.

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OS X :: New Imac Fan Will Not Turn Off?

Mar 9, 2009

have a new 24" imac, about a year old and the fan came on after it got very hot, only browsing the web) and now it wont turn off!, switched off mac last night, turned it on again this morning and fan is spinning like a goodun.

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IMac PPC :: How To Turn Off The Fan

May 14, 2012

The power went out overnight, I turned the computer on in the morning and the fan went on with the computer. Now I don't know how to turn it off.

Info:
iMac

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IMac PPC :: G4 Won't Turn On

Jun 9, 2012

I have a Power Mac  G4 that will not start.  The power button lights then goes out after a second.  Checked lithium  battery voltage, it was fine.  Reset PMU on motherboard as well. 

Info:
PowerMac, Mac OS X (10.4.8)

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IMac PPC :: My G5 Cannot Turn On

Jun 24, 2012

Three of the four LED lights inside the unit light up when the power button is press. When the power button is pressed I hear the chime and the front LED light turns on and the screen does a scroll and the front LED light turns off and a minute or two later the fans turn off.

Info:iMac, Mac OS X (10.5.8)

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IMac :: G5 With OSX 10.6 Black Screen

Jan 2, 2011

Got me a Second Hand iMac g5 with OSX 10.6 on Screen is black. I changed Power Cable = no Result seen i opened and a thinny Cable from hard drive were not connected. I had to remove the Ram to do that,but no Result i opened again and found another thinny Cable from Broadband Socked comming out. I connected it but nothing happening i opened again with all Leads removed. I removed the Battery inside,pushed after 2 Hour such small Button inside,put Battery in Place,switched on and nothing happened. i pressed the power-Button twice,and on second Time the Screen went White and Fan blow as Hell,but stuck on that. I switched off and on and it was Black again. I disconnected the Lead and switched on after 5 Hour and nothing happens I removed Battery again,pushed after 2 Hour thinny black button inside and nothing when started With nothing happened i always mean "The screen is black",but the Start sound is and i hear a little Fan,and Keyboard reactes with Light on keyboard and with Ping on Computer if i push some Buttons.Mouse has light on Well. seems Screen works. I did not get the Software. It is Snow leopard on but i don't know if re-installing would help or if i need the Pack for 3150.- or what it cost. I also don't know if not Video-Card or logic board fails

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IMac :: How Do You Turn Off The Screen

Aug 29, 2010

I know how to dim the screen, and I'm using Shades to help with that, but I would like it turned completely off.

For example, if I'm burning a DVD overnight, I want the screen to be completely shut off, instead of lighting up the room like it's the middle of the day.

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IMac :: Won't Turn On - Psu Or Logicboard

Nov 28, 2010

I've done some searching and haven't come up with an exact answer to my questions. Hopefully you guys can help me out! My 2008 24" iMac won't turn on. No fans, no HDD, nothing. This happened after a power surge, so I'm assuming it's toast. I took it to the Apple Store and they told me that it is either the logic board or the power supply but couldn't tell me which. It would seem to me that since it isn't doing anything when it's turned on that it's the power supply. Does that seem like a logical answer? If so, I think I'll go on and order the psu from the ifixit store and do the work my self.

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