MacBook :: Hangs With Weird Intermittent Sound

Sep 11, 2009

Ok, this is kind of hard to describe without a recording of it but my MacBook has this frustrating fault where it beachball's without warning and produces a really hard to describe sound every few seconds. The best I can come with to describe it is an "uh-oh" sound from around the keyboard area. It hangs like this for anything from 2-10 mins and will be pretty much unusable in that time.

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MacBook Pro :: Intermittent Whine / Sound Right Above Power Button

Sep 18, 2008

For a while now, I've been getting a strange whine out of my mbp core duo right above the power button. I don't believe it's the common "whine" others have complained about as I've tried brightening the screen/turning on the camera. Tapping on the case will stop the sound for a bit, but it soon returns. The sound comes and goes, but in incredibly irritating.

I have a sample here. You may need to turn up the volume to hear it. Yesterday I replaced the right side fan, but the sound is back. Now I'm thinking it's the speaker, but don't want to spend more money on parts unless I'm relatively confident of the problem.

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Mac Pro :: Mix Of Freezes / Hangs And Weird Graphical Artifacts Showing Up On Screens

Jul 1, 2012

I own two Intel-era Mac Pros, one at work, the other at home office.couple months ago both started having the same problem: a mix of freezes/hangs and weird graphical artifacts showing up on the screens.Usually I need to reboot. Usually a reboot fixes the problem for a while until it recurs. If it was just one computer, I'd figure disk problem or graphics card.But the fact that both have been affected at the same time makes me suspect some software issue or possibly a trojan/virus.

Info:
mac pro, Mac OS X (10.4.8)

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MacBook Pro :: Weird Little Pop Sound?

Aug 5, 2009

I don't know how to describe it. It's almost like the pop sound you get when you raise/lower the volume, but it happens when you're doing nothing. Like the MBP is hiccuping. A very slight quiet noise, but it's strange and disturbing nonetheless. It's not a mechanical clink, like the HD or something, but a little 'pop'.

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MacBook Pro :: Moving Or Tapping Weird Sound

Oct 1, 2010

When I pick it up, or when I move is suddenly (even just slightly), I get a horrible sound from the back right hand side. It sounds like a someone is putting a piece of plastic into a spinning fan. It also kinda sounds like the hard drive head hitting the disk (scratching sound). I know that these things are meant to have a movement sensor which actually takes the head OFF the disk, but this sounds like its doing the opposite (scratching the moving disk). If I do it while watching a movie, the film freezes for a second at the same time the sound can be heard - so it's definately something to do with the hard drive.

I have done some research but everyone talking about the sudden movement sensor has described the sound as a "click", not a scratch. Can someone confirm this is normal, or abnormal? It's happening quite a lot - e.g. if I just pick it up it occurs. I've had loads of laptops and this is the first that seems to make a sound whenever I move it...

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MacBook :: Weird Sound Coming From Display?

Feb 21, 2009

when i use expose or open dashboard or any other screen for that matter that opens up, i always get a high pitched "grinding" noise coming from my display. It wasnt there before and all of a sudden it starts doing this? im very confused about this as i have no idea what it could be

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MacBook Pro :: Keeps Beachballing And Making Weird Sound

Nov 12, 2009

For the past few days my MBP has been slow. Ridiculously slow. Beachballing to open safari etc. I have just noticed that as it tries to load things it makes a weird sound. A short burring sounds followed by a long one then a short one. Don't know if that is relevant. Earlier today it froze so i had to do a hard shutdown (hold down the power button) and then it wouldn't boot. I ended up booting it off the snow leopard disc. This problem seemed to start when i started playing wow again but i had it installed for a long time. Could this be heat related?

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Intel Mac :: Freezes After Loud Intermittent Sound

Mar 31, 2012

The last days appeared a problem on my IMac 21,5 inch Mid 2010, OSX 10.7.3. Without notice an intermittent sound appears very loud and the imac freezes. I have to re-initialize the machine. I've checked the console log and nothing.

Info:
iMac, Mac OS X (10.7.3)

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MacBook Pro :: Making Weird Sound After Sleep And Startup

Dec 18, 2008

I just bought a MacBook Pro and a Weird sound such as a disc scratching is coming from it seems my Disc drive. This only happens when I start the computer up or wake it after the HD goes to sleep. The notebook is brand new and not sure if this is normal.

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OS X :: Macbook 13" Weird Sound - Hard Drive?

Mar 11, 2009

ive had the unibody macbook 13" since dec and its been running smoothly. the other night i shut the lid and put the comp to sleep just like every other night, i put the computer on the floor gently and woke up about 6/7 hours later. when i turned it on, i hear this weird buzzing...purring....ticking? i guess i dont know how to describe it. im sure its not the fan cuz i have istat and it would tlel me if the fans going crazy fast...which it isnt, so yea what do i do...is this a serious problem? can i get this fixed?

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MacBook :: Makes Weird Sound Every Time When Swicth On

Mar 16, 2010

it only sounds like the machinery inside getting into gear, and it doesn't sound like anything's broken, but i wanted to make sure nonetheless instead of whining about it to apple and have them look at me like i'm crazy.

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Power Mac G5 :: Machine Making Intermittent Clicking Sound

Dec 20, 2007

I have an early 05 PowerMac Dual 2.3 machine that's making some intermittent clicking noises over the last few months. There's no pattern - sometimes it happens every few minutes, sometimes it won't happen for hours. The clicking sound is loud - and is accompanied by, what I can only describe as, a bit of a buzz sound. At first I thought it could be my HDD or superdrive, but I think the click is way too loud. Now the question - is this my power supply getting ready to give? The machine does not fall in the range of the power supply repair program. I'm already in the process of adding a second HDD to clone my main drive just in case.

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OS X :: Weird Sound On MBP

Sep 17, 2008

I'm on a 2.4 GHz MacBook Pro, just updated to version 10.5.5. Today, it seems some strange sound output issue has cropped up. Using either the laptop's built-in speakers, or the headphone jack connected to an external pair of creatures, the sound turns on and off intermittently. When I go to System Preferences -> Sound, and select output, the "Choose a device for sound output", I have: Name: External Speakers, Type: Built-in Output. Then occasionally switches to something else, a little too fast to read. Looks like "Something Output (ispk)". Every time the sound goes out, the Balance goes to "The selected device has no output controls". Weirdly, right now, I've got nothing plugged in, and its switching between Headphones, Internal Speakers, and Built-In whatever. Basically, it looks like the sound output stuff is wigging out. Sound works fine through a USB headset.

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MacBook Pro :: 2009 Aluminum MacBook Pro Makes Weird Sound When I Move It?

Sep 22, 2010

Just noticed a problem with my 2009 Aluminum MacBook Pro. Whenever i move my MacBook Pro it makes a weird creak dull ringing sort of sound. I also hear this sound when I press on the underside or grip tightly to it.

What could this be?

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OS X :: G4 IMac Weird Fan Sound - Won't Turn On

Mar 20, 2009

My G4 iMac has been making a weird fan sound (a flickering sound, as if there were a piece of paper in it or something). Last night I turned it off and the weird fan continued running. I tried to unplug my mac and plug it back in, but the fan just starts right back up. The computer won't start, I've tried holding the start button but nothing happens. I need my computer today to work.

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IMac :: I5 - Weird Sound On Boot Up

Feb 12, 2010

Any time I boot up my i5, I don't have any audio. Putting the machine to sleep then immediately awakening it fixes the issue. Has anyone else had this happen? I've searched the forums and google but could only find threads about boot camp sound issues.

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Mac Pro :: Weird Clicking Sound On Boot And Start Up

Sep 28, 2008

Just bought today, brand new mac pro 8 core 2.8ghz. I get a weird click on both boot and start up or when I put the computer to sleep or wake it. It's a single click, imagine the sound of someone lightly flicking the side of an empty Pepsi can. It's not random, I can make it do the sound simply by unplugging or re-plugging the power cord in the back. Is this normal?

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OS X :: Weird Clicking Sound While Machine Loading

May 5, 2009

I have a new 2.0ghz, 4gb ram, 320gb hard drive Macbook and it makes weird clicking noises from time to time. Is it just the machine loading or is there something else wrong with it? This clicking is very annoying and when I am typing up reports and schoolwork it sometimes makes it hard to concentrate allthough very quiet.

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MacBook Pro :: Trackpad Rattling Click Weird Noise "link To Recording Of Sound"

Dec 22, 2009

I am not sure how to describe it properly, but since 10 minutes ago, my trackpad on my 13"mbp has been making a weird clicking sound. Normally, it makes a click which is regular, just like the store units/how it should be, however for the last 10 minutes the BOTTOM RIGHT CORNER ONLY makes a weird longer noise which I cannot properly describe. its almost like a rattling noise, or something that sounds like its breaking. had this mbp since july this year, and i do have apple care (got it on student discount price!!

Just wondering if you know what the problem is, Or if it is going to be a problem/if trackpad may be breaking Or if I rang apple/took instore what would they do. Reason why I havent immediately took it in is because if MBP could get new processors soon, I could take it in after refresh in the small chance I get a new computer replacement..........

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Mac Pro :: Weird Loud Popping Sound Trough Speakers Macpro 6 Core

Sep 8, 2010

2 days ago i received my new mac pro 6-core 3,33GHz...now something really weird and super annoying is going on with this computer...From time to time there is this really loud POP trough my speaker. I'm absolutely 100% sure this has nothing to do with my amp. cables or whatever and its definatly a problem with the MacPro, i know because of the following:

Plugged in new cables, removed every installed software, plugged onto different amplifier, when there are absiolutely no audio cables plugged into the computer and when i use the build in speakers of the mac pro i still hear the POP/distortian like sound, and finaly even took it at my friends house and tested the machine there on his audio instalation...problem remained! not knowing what to do next i decided to go and see a very good technician (music instruments and studio recording) and told him about the problem, he imediatly stated that it "could be" because of the harddisk drive giving like electric impulses or whatever that causes the distortion...or that the sound card or audio chip set waking up from sleep and every time it does there is this loud POP?..................

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OS X :: Weird Noises From Dragging Mouse + Emagic Sound Card Causing Noise

Dec 24, 2009

now what I have noticed is that the same monitors (speakers) i had with my older imac (24") are constantly making a louder "white noise" than what they used to (didnt bother me that much but i definitely noticed a louder volume of white noise). The thing that really bothers me is that whenever i scroll the mouse, or click and drag an object in photoshop or something the monitors are making a really noticeable disturbing scratching sound sound ...just cant seem to make it stop..its so annoying.. i also tried to record something and the imac recorded it in a really low volume and unstable wave (volume going up and down). so i figured well obivously the soundcard of the new imac was real bad..so got me an external soundcard, Emagic emi6|2m and i figured it would solve the problem. installed the soundcard, and played a song and suddenly a high pitch noise, kinda loud and really disturbing, started coming from the speakers.

2 seconds after i pauseded the song, the sound stopped. play the song, the noise comes, stop the song, noise stop after 2 seconds. if i open up Logic, the sound just starts no matter what. quit Logic and the sound stops. just now i opened up a youtube video and the sound just started going off even after i paused the video. now the sound comes everytime i choose the Emagic soundcard in the sound preferences. its kinda real loud and its bothering me so much, i cant seem to make it go away and definitely cant work with it. When i tried installing the soundcard on my brother's laptop windows with the same speakers, everything was fine and it played perfect with no noise. whaaaaat can i possibly do, this actually really frustrates me.... whats wrong with the computer? something with electricity?

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MacBook Air :: Intermittent Shutdown Even After SMC Reset

May 6, 2012

I got a strange issue on a recently bought MBA 4.2, a week ago I start to get sudden power off, then i can't power it back using the power button, to get it start i have to unplug and plug again the power cable. Then after the boot, shut down repeats between 20 sec to few minutes, with the battery almost full and the power connected. The system is updated (10.7.3).

After research I decide to reset the SMC (3 times now) using the proper apple procedure describe below, it does work for few hours but the problem come again within a day or two maximum no matters witch application are in use or the power supply / battery. [URL]. In last option I'll will reinstall lion...

Info:
MacBook Air, Mac OS X (10.7.3)

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MacBook Pro Charger Intermittent Working

May 28, 2012

I am on my 2nd power adaptor with for my MacBook Pro which I bought in 2010, the last one just died just had flashing lights, the new one about 12months later is being a pain, it will only charge in a certain position, I have to keep the cord tought so that the magnetic adaptor is at a angle in the socket.Which as you can tell is a right pain in the backside!

Info:
Mac Pro, Mac OS X (10.6.8)

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MacBook Pro :: Brand New System Intermittent Freezes

Nov 27, 2010

During the first months of owning my new 15-inch MBP, I had at least three freezes. I remember there being a huge thread about this, which I can't find now. Happily though, my MBP no longer freezes, but I haven't done anything to it (other than software updates). So, was it a software glitch? Everyone were shouting about some sort of controller chip or something before, if I remember correctly...

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MacBook :: Intermittent Connection Wifi / Password Is Incorrect

Mar 20, 2012

I have a 2 year old macbook that just refuses to connect to my wifi, I also have 4 other apple devices that connect seamlessly. it registers the network, it joins the net work and then fails, I have had several different error messages as follows while re entering my password I get a dropdown box saying I have changed settings, this then sends me back to the preferences to start again. and then i get error message that my password is incorrect (I can confirm it is correct) I have also been to the genius bar, and we managed a connection for the duration of the visit ( a healthy reading too apparantly)they carried out a hardwear diagnoistics check and it was given a full bill of health. I was advised to insert the reinstallation disk and carry out a reinstall - I have done this and the problem is still there.  

Info:
MacBook, Mac OS X (10.5)

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MacBook Pro :: External Speakers Not Working - Intermittent Audio

May 20, 2012

I have owned my MacBook Pro since June 2010, and have always used a pair of independently powered (via adapter) external Dell speakers for audio output. Since upgrading to Lion about 1 month ago, I was having intermittent audio issues, which were resolved by re-starting my computer (not ideal but it worked). Today, the speakers just stopped working. The internal speakers work, but when I plug the externals into the headphone port, they don't produce sound. Earbuds in the same port also don't work (but the earbuds are good). The external speakers are being recognized by the sound panel in system preferences.

Info:
MacBook Pro, Mac OS X (10.7.4)

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MacBook Pro :: Intermittent Black Screen Or Loss Of Video

Jun 14, 2012

MacBook Pro (15-inch, Mid 2010): Intermittent black screen or loss of video. I do hope they replace it.

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MacBook Pro :: Connecting To Monitor Via Mini Displayport And A VGA Adapter - Intermittent?

Jul 4, 2012

I have a MacBook Pro 2012 (Lion) and am connecting to my monitor via the mini displayport and a VGA adapter.  This worked fine for a while, but now is intermittent.  It's not the cable or the monitor as I have tried with several and get same results.  The port works fine with an Apple monitor and no adapter.  I've seen several threads on this, but no solutions other than starting up with monitor plugged in which I've done.I updated the OS and it worked fine yesterday, but today not working again.

Info:
MacBook Pro, Mac OS X (10.7.4)

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MacBook :: Intermittent Screen Scrambling - 3cm Block Which Runs Vertically Down

Jun 23, 2014

I'm experiencing a intermittent screen scrambling on my MacBook 2 GHz Core Duo. It's a 3cm block which runs vertically down the screen and scrambles/inverts the colours in a flickering way. 

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MacBook Pro :: AirPort WiFi Intermittent Dropouts With Full Signal Strength

Sep 11, 2007

I've recently converted to mac and replaced my 8 month old Vaio AR11s with a new white macbook(2.16ghz). Recently I am having all sorts of problems with the wireless. I've been reading this forum for a week of so now and realize that I am not alone with my WiFi woes. My problem is the fact that my wireless intermittently drops and although the signal strength is still showing full I have no internet connection until i turn off and on the airport card.. this happens on both psu and battery!

I have tried installing the 2007-004 update, deleting the airport.plist file and the 2007-002 update and it appears to fix the fault for a while but then it comes back. I' ve also messed with enable/disabling frame bursting,different channels on my netgear wnr834n router but my other mac(using ethernet, bought a 24" imac tuesday!) and wifes vista laptop (wifi 802.11g) are fine so I have ruled out the router.

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