My macBook Pro has no display  with 3 repetitive beeps. What is wrong?

My macBook Pro has no display  with 3 repetitive beeps. What is wrong?

Bad RAM. Reseat it and see if that clears it up. If not then that need to be replace or the actual RAM sockets have gone bad.

Similar Messages

  • I have a macbook pro 15" Retina Display with 2.6 ghz and 8gb of ram yet when i try to download a HD movie from itunes it says my computer doesn't support HD?

    i have a macbook pro 15" retina Display with 2.6 ghz and 8gb of ram when i try to download an HD movie from itunes it says my computer doesn't support HD? i went to the support on the apple website and looked at the specs that a computer has to meet in order to play HD movies and mine is well above them. Why can't i play the movies?

    That would at least partially explain it.
    These MacBook Pros drew more power than the power brick could readily supply, and so would only run at top speed when the power brick was supplemented by the battery.
    Though the applicable tech note has been removed, it stated:
    "If the battery is removed from a MacBook or MacBook Pro, the computer will automatically reduce the processor speed. This prevents the computer from shutting down if it demands more power than the A/C adapter alone can provide."

  • Can i use a thunderbolt display for my macbook pro and hp laptop with windows 7 and what adapters will i need

    Can i use a thunderbolt display for my macbook pro and hp laptop with windows 7 and what adapters will i need

    Hi jayhrab,
    Currently, the system requirements listed for an Apple Thunderbolt Display are:
    Thunderbolt-enabled Mac computer, including MacBook Air, MacBook Pro, Mac mini, and iMac
    OS X v10.6.8 or later
    Apple - Thunderbolt Display - Read the tech specs.
    Regards,
    - Brenden

  • My macbook pro has white screen with flashing folder.

    my macbook pro has white screen with flashing folder.
    i called the repair services and they say its hard disk problem
    so i would like to ask everyone here if the problem would be solved if i just changed the original hard disk to a ssd myself or do i realy need to let them repair for me.
    ps : i dont have warranty

    See A flashing question mark appears when you start your Mac. I would suggest you try reinstalling OS X.
    If you are running Snow Leopard:
    Reinstall OS X without erasing the drive
    1. Repair the Hard Drive and Permissions
    Boot from your Snow Leopard Installer disc. After the installer loads select your language and click on the Continue button. When the menu bar appears select Disk Utility from the Utilities menu. After DU loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list.  In the DU status area you will see an entry for the S.M.A.R.T. status of the hard drive.  If it does not say "Verified" then the hard drive is failing or failed. (SMART status is not reported on external Firewire or USB drives.) If the drive is "Verified" then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. If no errors are reported click on the Repair Permissions button. Wait until the operation completes, then quit DU and return to the installer.
    If DU reports errors it cannot fix, then you will need Disk Warrior and/or Tech Tool Pro to repair the drive. If you don't have either of them or if neither of them can fix the drive, then you will need to reformat the drive and reinstall OS X.
    2. Reinstall Snow Leopard
    If the drive is OK then quit DU and return to the installer.  Proceed with reinstalling OS X.  Note that the Snow Leopard installer will not erase your drive or disturb your files.  After installing a fresh copy of OS X the installer will move your Home folder, third-party applications, support items, and network preferences into the newly installed system.
    Download and install Mac OS X 10.6.8 Update Combo v1.1.
    If you are running Lion or Mountain Lion:
    Reinstalling Lion/Mountain Lion Without Erasing the Drive
    Boot to the Recovery HD: Restart the computer and after the chime press and hold down the COMMAND and R keys until the menu screen appears. Alternatively, restart the computer and after the chime press and hold down the OPTION key until the boot manager screen appears. Select the Recovery HD and click on the downward pointing arrow button.
    Repair the Hard Drive and Permissions: Upon startup select Disk Utility from the main menu. Repair the Hard Drive and Permissions as follows.
    When the recovery menu appears select Disk Utility. After DU loads select your hard drive entry (mfgr.'s ID and drive size) from the the left side list.  In the DU status area you will see an entry for the S.M.A.R.T. status of the hard drive.  If it does not say "Verified" then the hard drive is failing or failed. (SMART status is not reported on external Firewire or USB drives.) If the drive is "Verified" then select your OS X volume from the list on the left (sub-entry below the drive entry,) click on the First Aid tab, then click on the Repair Disk button. If DU reports any errors that have been fixed, then re-run Repair Disk until no errors are reported. If no errors are reported click on the Repair Permissions button. Wait until the operation completes, then quit DU and return to the main menu.
    Reinstall Lion/Mountain Lion: Select Reinstall Lion/Mountain Lion and click on the Continue button.
    Note: You will need an active Internet connection. I suggest using Ethernet if possible because it is three times faster than wireless.

  • If possible connect my desktop (mac) with my MacBook Pro like secondary display with thunderbold

    I wnat to  connect my desktop (mac) with my MacBook Pro like secondary display with thunderbold (in the other side is working)

    Hello edolillo,
    It sounds like you are wanting to use your iMac as a secondary display for your MacBook Pro using a Thunderbolt cable. If your iMac is compatible, you may be able to use Target Display Mode, and this article outlines the requirements for it:
    Target Display Mode: Frequently Asked Questions (FAQ)
    http://support.apple.com/kb/ht3924
    Target Display mode Requirements:
    What are the requirements for TDM?
    A Mac notebook or desktop with a Mini DisplayPort or ThunderBolt connection
    A ThunderBolt or Mini DisplayPort cable 
    A supported iMac with OS X 10.6.1 or later. The table below shows iMac computers that support TDM, the required cables, and the port of the computer to which you are connecting the iMac.
    iMac Model
    Cable Supported
    Port on Source Computer
    iMac (27-inch Late 2009)
    Mini DisplayPort to Mini DisplayPort
    Mini DisplayPort or Thunderbolt
    iMac (27-inch Mid 2010)
    Mini DisplayPort to Mini DisplayPort
    Mini DisplayPort or Thunderbolt
    iMac (21.5-inch, Mid 2011)
    Thunderbolt to Thunderbolt
    Thunderbolt
    iMac (27-inch, Mid 2011)
    Thunderbolt to Thunderbolt
    Thunderbolt
    iMac (21.5-inch, Late 2012)
    Thunderbolt to Thunderbolt
    Thunderbolt
    iMac (27-inch, Late 2012)
    Thunderbolt to Thunderbolt
    Thunderbolt
    If your iMac model is supported, there are steps in the article to help you get that set up.
    Thank you for using Apple Support Communities.
    Take care,
    Sterling

  • I used to be able to watch net flux and hulu on my macbook pro not it the sites will not open, what is wrong?

    I used to be able to watch net flux and hulu on my macbook pro not it the sites will not open, what is wrong?

    What happens when you try?
    Try a restart.
    Do a backup, using either Time Machine or a cloning program, to ensure files/data can be recovered. Two backups are better than one.
    Try setting up another admin user account to see if the same problem continues. If Back-to-My Mac is selected in System Preferences, the Guest account will not work. The intent is to see if it is specific to one account or a system wide problem. This account can be deleted later.
    Isolating an issue by using another user account
    Try booting into the Safe Mode using your normal account.  Disconnect all peripherals except those needed for the test. Shut down the computer and then power it back up after waiting 10 seconds. Immediately after hearing the startup chime, hold down the shift key and continue to hold it until the gray Apple icon and a progress bar appear and again when you log in. The boot up is significantly slower than normal. This will reset some caches, forces a directory check, and disables all startup and login items, among other things. When you reboot normally, the initial reboot may be slower than normal. If the system operates normally, there may be 3rd party applications which are causing a problem. Try deleting/disabling the third party applications after a restart by using the application un-installer. For each disable/delete, you will need to restart if you don’t do them all at once.
    Safe Mode - Mavericks   also Yosemite
    Safe Mode - About

  • My iPad 1 has stopped syncing with my windos computer what is wrong?

    my iPad 1 has stopped syncing with my windos computer what is wrong?

    Not normal. Take it to an Apple Store for evaluation.
    Make a Genius Bar Reservation
    http://www.apple.com/retail/geniusbar/
     Cheers, Tom

  • MacBook Pro 15" Retina display with distorted graphics.

    I have a MacBook Pro 15" Retina display purchased in Nov. 2014.  When surfing the net areas of the screen will sometimes begin to display distorted or blinking graphics.  The distoreded area are usually about 2" high by 3" long of either blinking text or filled many small rectangles of distorted graphics.  I ran diagnostics and no problems found.  Here is a link to a video of the problem.
    [URL=http://i1062.photobucket.com/albums/t492/bmwblock/Motorcycle/This%20One2_zps1ywf 85ms.mp4][IMG]http://i1062.photobucket.com/albums/t492/bmwblock/Motorcycle/This% 20One2_zps1ywf85ms.mp4[/IMG][/URL]
    Thanks
    DC
    Message was edited by: dalefromdeatsville

    Howdy dalefromdeatsville,
    Thanks for using the Apple Support Communities.
    To troubleshoot this issue where you're seeing graphical distortion on your Mac's display, please follow the instructions below.
    Reset the system
    You can reset the Mac's parameter RAM and SMC.Reset the resolution
    Start by resetting the Mac's parameter RAM. If the display does not come up, was previously set to an unsupported resolution, and still results in no video:
    Start up in Safe Mode.
    From the Apple () menu, choose System Preferences.
    Choose Displays from the View menu to open the preferences pane.
    Select any resolution and refresh rate that your display supports.
    Restart your computer.
    Apple computers: Troubleshooting issues with video on internal or external displays - Apple Support
    Cheers,
    Alex H.

  • Macbook Pro to Television display with HDMI cords "No Signal"

    I cannot get my Macbook Pro to display on my LG TV when using an HDMI/mini port connection. I have checked the input and re-connected all of the cords, restarted the computer, etc. and I still see a "No Signal" sign jumping around my television screen.
    I am updated to the most recent software (OS X 10.8.2) as well.
    When I open displays (in System Preferences) it has "Show Mirroring Options..." checked off but no sign of my television.
    I have tried looking through all of the other discussions and can't seem to locate my problem - Help please!

    Early 2011 and later MacBook Pros have Thunderbolt, which is not 100% compatible with all mini-Displayport adapters.  Double check yours is by contacting the manufacturer.

  • My laptop macbook pro has a problem with usb port they are not working.

    hi there i have a late 2011 mac pro, its been 2 years of purhase however reary used, now it has a problem with usb port are drawing too much power and usb ports are dissabled from the system. now i can not use usb ports. do yo have solution for it??? cheers

    Reset SMC.     http://support.apple.com/kb/HT3964
    Choose the method for:
    "Resetting SMC on portables with a battery you should not remove on your own".
    Best.

  • 2013 MacBook Pro 15 retina display with broken screen

    My girlfriend broke my screen on my 15 inch Macbook pro 2013. will the warranty cover the replacement of the screeN. How much will it cost to replace screen

    No, the Apple warranty for Macs does not cover accidental damage.

  • My MacBook Pro has started to shutdown by itself recently, what could cause this?

    I need some help, please.  My MacBook Pro {running on 10.7.5} has started to become sluggish recently, and just yesterday it shutdown itself twice.  I have noticed that when am surfing the web, openning another application or especially using Yahoo Mail, the cursor turns into the color wheel and just spins for a while.  I ran Sophos Anti-Virus and nothing was found.  I did have a problem with memory a while ago, but then I just moved things over to the external HD, and everything ran smoothly again.  My first thought is that it is a problem with the memory again, but the self-shutdown got me worried. Any thoughts?  Thanks

    Matthewt31 wrote:
    ... I ran Sophos Anti-Virus and nothing was found. 
    Nor will it, so abandon that line of thinking.
    After it restarted, did you see a dialog box resembling this one:
    If so, next time it occurs click Report...
    Before you send it to Apple, copy the text of the report. Paste it in a reply.
    Remove or obscure any personal information, should it appear.

  • My MacBook Pro has been infected by a virus. What do I do?

    I attempted to download a file from a website ( probably shouldn't have ) and my Anti virus gave a error message reporting a virus has infected my mac. After this, the virus corrupted the Avast application completely. So I deleted it and reinstalled it, now my internet and my mail is unsecure. What virus is this and what should I do? I am currently using an on screen keyboard in case what I have is a Keylogger. I have 10.6.8 Snow Leopard.

    Mac_Journal wrote:
    Nothing is in the Virus Chest. Is my Mac safe?
    I don't know. The act of reinstalling Avast might have destroyed that information.
    I would run a full scan of your hard drive with Avast and see what turns up. If nothing, then you're probably safe. If something turns up, post the full name of the malware detected as well as the path to the file identified as that malware.
    After you are done, I strongly advise removing Avast. It has a serious problem with false positives. For information on how to protect yourself, see my Mac Malware Guide.
    (Fair disclosure: The Safe Mac is my site, and contains a Donate button, so I may receive compensation for providing links to The Safe Mac. Donations are not required.)

  • My macbook pro has no display

    start up has blank screen

    A black display usually is a result of three possibilities.  A GPU failure, display failure or a faulty display connection.  If you have a monitor, connect it.  If it is still black, the GPU has failed.  If the monitor works, then it is one of the other two.
    An appointment at an Apple store genius bar for a free definitive diagnosis is your best option.
    Ciao.

  • My repaired water damaged macbook pro has no audio with the icon greyed out. i tried all the suggestions but nothing seems to work. however, on my external clone, the output does work. any ideas about this?

    I tried reseting the pram, reinstalling the software, plugging the headphone jack in and out, deleting playlist but nothing works. on the external clone, the output works with noise but still no input device.
    can i use a sound card instead?

    If you just had the system repaired for water damage what did they replace? If it was the Logic board then all parts should work and if they don't, like the sound, then they didn't fix it correctly and you should take it back to them for a proper fix.

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