Questions about booting, the process of starting a computer and putting it into a state of readiness for operation.
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1answer
226 views
Formatted a Bootcamped drive as a dynamic disk, now can't boot to either Mac or Windows
I was trying to create an extra partition to get a file from the Windows side of my Macbook Air to the Mac side, and I accidentally made the disk dynamic without realizing it. I am now unable to boot ...
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3answers
476 views
New Corsair ram beeping on late 2008 MacBook
I purchased Corsair RAM memory (2x4GB) CMSA8GX3M2A1066C7 from Amazon.com. According to the description it "Works with any Mac computer that supports 4GB DDR3 SODIMMs". My MacBook supports 6GB ...
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2answers
917 views
How to tweak boot time by disabling apple kexts (including cryptography related ones)?
Initially, I am running OSX Mountain Lion on a mid 2010 6,2 MBP.
I wanted to enhance my boot time a little, maybe by disabling some official apple kexts. Has anyone played with that, knowing which ...
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2answers
1k views
MacBook Pro won't boot anymore after a fall
I have an old MacBook Pro (late 2006) and he won't boot anymore. He fell down the table and ever since, he's not working anymore. When I try to boot him, the hard drive and the fans starts spinning, ...
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3answers
6k views
Troubleshooting MacBook Air boot issues
I have a late-2010 MacBook Air (11inch, 3,1), running Snow Leopard. I hadn't run software update in a month or two, so I plugged it into the wall and ran software update last night. Unfortunately, ...
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1answer
129 views
Can you run Disk Utility from bootable lion disk?
I've made a bootable lion disk by extracting the InstallESD.dmg from the lion installer app's package contents. - (Contents>SharedSupport>InstallESD.dmg)
When booting from this disk, can you run disk ...
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3answers
232 views
Diagnosing a broken laptop
I have a 12" PowerBook with no HD and a dead screen. I'm trying to determine if the actual LCD is broken or if it is "just" the graphics card, without taking out the screen and transfering it to ...
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2answers
274 views
Lion Boot from a Flash Drive Mac
So I'm trying to load a Lion DMG onto a 16GB flash drive according to this tutorial, but I only get as far as step 9. The data starts to restore to the flash drive, but right as it gets to the end, ...
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1answer
122 views
Is this fun partition mess I have made fixable on the Mac OS X side?
On a MacBook Pro, a wrong decision long time ago still causing numerous problems.
In a nut shell, I run bootcamp and OS X together on the same drive and the OS X stopped booting a while ago (I was ...
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1answer
2k views
MacBook Cannot Boot Up - Grey Screen
My MacBook won't boot past the grey screen (white unibody MacBook 15", Intel-based, dual core).
I installed an illegal copy of Snow Leopard onto my Mac (as legal copies were not available in my ...
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2answers
80 views
Keyboard shortcut to prevent login items from loading but still allow extensions
I know that if I boot my Mac while holding down Shift, then it does "safe mode" which causes it to boot without either login items or extensions. I often want to boot the computer and not load login ...
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4answers
265 views
Is the boot time of an iOS device affected by the apps that are running at shutdown?
I suspect that apps that use system services might take time to register each app in the appropriate places at startup.
Is the boot time of an iOS device affected by the apps that are running at the ...
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1answer
412 views
What's the startup/reboot time for iPad (3rd generation) compared to other iOS devices?
I'd like to know, in people's personal experience so far, about how long the new iPad takes to start up (in seconds), especially when compared with other devices running iOS.
For the purposes of ...
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1answer
1k views
Create bootable USB drive from Linux ISO
I'd like to take a Linux ISO (e.g., CentOS, Ubuntu), and create a bootable USB drive. (It will be used for booting on a stock PC, not on the Mac). How do I go about creating such a drive using a Mac?
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3answers
1k views
MacBook Pro won't boot into safe mode or from DVD
Specs: MacBook Pro 7,1, 2.4gHz Intel Core 2 Duo, 4GB DDR3 RAM, 500GB HDD with Snow Leopard v10.6.7
I'm having a weird problem. I want to boot from the install disk to run Disk Utility because I'm ...
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2answers
358 views
My personal settings on OS X disappear after booting Windows (XP or 7) on my MacBook Pro
I installed Windows 7 (and XP before) on my MacBook Pro and whenever I boot my Windows and after that boot my OS X my clock shows the wrong time and my login items that I set in the system preference ...
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1answer
89 views
How do I get into boot options with a non-mac keyboard?
I boot my mac mini, hold down alt on my non-mac keyboard, but it does not go to boot options.
How do I get to boot options with a non-mac keyboard then?
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1answer
285 views
Computer starts up to gray screen, in recoevery mode getting "Open Error 5: Input/Output error on System/CoreServcices/ManagedClient.app/*
Computer starts up to gray screen, in recoevery mode getting "Open Error 5: Input/Output error on System/CoreServcices/ManagedClient.app/*
My computer turned to sludge, and I hit the power button and ...
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1answer
213 views
Error “/dev/disk04 could not be mounted” when using NTFS-3G
I use NTFS-3G in order to let myself read and write to my external hard drive in the correct format. My Mac is also bootcamped with Windows 7 on the other side.
Every time I startup my Mac I get an ...
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1answer
170 views
Strange Freeze on My MacBook Pro 15.4" 2.0GHZ (A1150 / MA600LL) & No Sound After Boot
I have a MacBook Pro 15" A1150 (MA600LL) that will not boot except in safe mode. It gets almost all of the way through the boot then freezes with two vertical checkerboard lines and the ...
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1answer
10k views
Can't start up MacBook Pro from OS X install discs
I wanted to re-install my mid-2010 15-inch MacBook Pro (Intel Core i7 2.66 gHz 8 GB 1067 MHz DDR3 RAM) which is currently running Mac OS X 10.6.8.
I inserted the retail Mac OS X 10.6 install disc, ...
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1answer
515 views
How to permanently disable (defective) graphics card in MacBook Pro?
My graphics card has malfunctioned and is preventing my MacBook Pro (2011) from booting.
Based on my research I will have to otherwise have the logic board replaced.
The defective ATI graphics card ...
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1answer
998 views
How do I restore a Windows 7 DMG file to Boot Camp (and make it bootable)?
My iMac's HD died last week, and so I was unable to access OS X (I had a Time Machine backup of it though). Fortunately I was able to boot into the Recovery HD and use Disk Utility to backup Boot Camp ...
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1answer
2k views
Repair or recover drive from recovery mode
My main HDD is failing to boot. (Neither Normal, Safe mode nor Single User).
I can only boot from Recovery Mode or DVD.
The scenario was the following:
Computer was asleep (lid down).
Lifted the ...
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1answer
169 views
How to mute bootup sound? [duplicate]
Possible Duplicate:
How do I disable or get rid of the startup sound my Mac makes?
I have an old MacBook Pro (pre-unibody) running OS 10.6. I am annoyed by the traditional Macintosh bootup ...
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1answer
158 views
Using OS X Lion on a main SL mac - use USB key instead of partition?
I need some advice. I am new and non-techy so please could you help me on a simplified level.
I am running Snow Leopard on my Mac which I am happy with. I will upgrade to Mountain Lion later but I ...
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1answer
861 views
What can slow down/How can I speed up the pre-kernel boot steps?
I've got a late 2007 Macbook Pro with 4 GB of RAM and an SSD. I am running Boot Camp and have an OptiBay. I have partitioned the SSD and secondary drive to devote half of each to Lion and half to ...
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2answers
286 views
Can't login after updating software
MacOS asked me for update to EFI 2.7, I said ok. After rebooting I came up to the login screen. When I use my password for a moment I could see grey screen with mac's progress circle but then It ...
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2answers
1k views
Jailbroken iPhone stuck on boot screen
I tried to reload Cydia, which stopped working on my jailbroken iPhone 4. I downloaded "Redsnow" and "Ipsw 4.3.2", which worked, until I went to use and downloaded an app with Cydia.
I did not ...
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1answer
333 views
Unable to boot up with Snow Leopard DVD
I accidentally deleted my /bin folder. My computer is now permanently stuck at the Apple screen with an infinite spinning indicator.
I have:
Inserted my Snow Leopard DVD
Held down c - nothing
Held ...
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4answers
843 views
Can I create a boot disk for 10.6 or 10.7 on a PC (to be used on a Mac?)
I have a Macbook Pro that had a hard drive failure, I've replaced the hard drive but I don't have a boot disk of any kind. I could just order a Snow Leopard DVD, but I have to wait a few days for ...
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1answer
102 views
Is there a way to automate restarting with a different boot disk?
I have Lion and Snow Leopard installed on my machine, and I switch between them all the time (I develop for compatibility on both platforms). Going into System Preferences and selecting the startup ...
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1answer
91 views
Help with kernel boot message
I recently turned on my iMac (White intel) to find it wouldn't boot.
Running the boot in verbose mode I get the following message:
Does anyone know what this means? Is it a hard disk error?
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3answers
652 views
Macbook (2,1) boots into blue screen and hangs
Last night, I shut down my computer. When I turned it back on, I just got the rEFIt logo (I have rEFIt installed). Usually, it takes a moment to populate the menu with a list of bootable devices, but ...
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3answers
686 views
Monitor remains grey after Apple logo during boot on Mac Pro
The Mac Pro here (2008 model) started acting up as of yesterday during booting - when I turn it on, I hear the typical sound, the Apple logo appears, it disappears.. and the monitor remains in that ...
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2answers
840 views
Mac Mini not booting issue
I'm looking for some troubleshooting ideas on my mac mini failing to boot. The machine had been working fine until 3 days ago. I purchased the mini second hand from a friend ~ 4 months ago.
The ...
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1answer
2k views
Constantly ejecting OS X install disc when trying to boot
When trying to boot from the OS X install disc (Snow Leopard) my Macbook will just eject the disc and boot normally from the installed system on the hard drive.
Once booted, the disc can be read fine ...
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1answer
1k views
Mac Mini has loud fan, won't power up
My intel-based mac mini (Model A1283, EMC 2336) refuses to boot. When I plug it in, the fan spins up very loudly, but then nothing happens when I hit the power button. I don't get a boot chime, and ...
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1answer
1k views
Mac Mini won't boot. Is it the monitor or the Mac?
I just bought an old Mac Mini to start developing for iOS. The Mac Mini has a DVI port, so I connected it to my Dell 24" display which has a DVI connection. But it appears that my Mac wont boot. I ...
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1answer
2k views
MBP not booting, but HD seems fine
My late 2009 unibody MBP won't boot. I have already booted in single user mode, ran fsck -fy until I get no errors. But when typing 'exit' or rebooting in verbose mode I see, after fsck runs:
Failed ...
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1answer
563 views
iMac wont startup and won't boot from CD
My 24" 3.06Ghz iMac will no longer fully boot. It constantly gives me the grey "Your machine needs to be restarted" half way through booting. At first I was able to boot into SuperUser mode and run an ...
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0answers
88 views
How to 'startx' from Single User Mode?
I usually run dwm inside Xquartz on OS X Mountain Lion 10.8. But is there a way to boot into Safe Mode (or a console), then startx or xinit, skipping Aqua? I'd like to boot directly into X11.
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0answers
27 views
Lion crashes on first reboot attempt, is fine on second reboot
I'm having a weird issue with Lion on 2 different machines (2008 Mac Pro, 2011 15 inch Macbook Pro). The first machine was upgraded through several OS versions to Lion, the second came with Lion ...
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0answers
125 views
How do I unfreeze my iPod Nano 4th Gen?
tl;dr -- My iPod hangs on the boot screen (black background, silver apple logo). When I try to restore it (on both my Virtual Windows XP and on a Mac laptop), it'll restore fine, but when it reboots ...
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1answer
719 views
Can't boot MacBook Pro 13" (mid 2010)
The problem occurred after installing the update SMC 1.6 on Apple - OS X Mountain Lion:
First for a long time was a white screen and noisy cooler
After the system battery icon was crossed out and ...
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0answers
204 views
Trying to install Ubuntu on a Macbook with a new hard drive and no OSX
The hard drive of my Macbook failed recently. After installing a new hard drive I would like to use Ubuntu as the operating system, not Mac OS x. I burned a Ubuntu .iso to a disc and when I power up ...
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0answers
349 views
What steps can I take to recover data from a FileVault 2 encrypted boot volume that won't boot and is stuck in “converting” status?
I have a 2008 Macbook Pro running OS X 10.8 on a 500GB (upgraded from original) 1-2 year old hard drive. The drive was encrypted with FileVault2, and the system was running fine a few months ago until ...
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0answers
109 views
iMac does not boot in windows 7
my iMac (iMac11,2) refuses to boot in win7. Nor from bootcamp partition, neither from win7 installation DVD. It boots without any problem into Mac OS (10.6.8), it as well boots from mac os ...
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1answer
504 views
“This version of OSX is not supported on this platform.” when booting 2012 Mac Mini with SSD drive from previous system
When trying to boot a 2012 Mac Mini (purchased from apple.com) with the SSD drive from my previous system (a 2009 MBP), I get "This version of OSX is not supported on this platform". The version of ...
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1answer
138 views
Booting internally from a harddrive that was used on a different Mac
I just bought a new Mac Mini 2012 and have just replaced the drive in it with an SSD from my old MBP. Now the Mac Mini wont boot anymore, showing a stop sign when I try (after holding alt to begin ...
