MacBook (13-inch, Mid 2010): No audio from the internal speakers and difficulties joining wireless networks

You may notice that MacBook (13-inch, Mid 2010) plays the startup chime when initially powered on, but then has no audio from the internal speakers.  Additionally, the internal speakers or default audio out item in the Sound System Preferences pane may be grayed out or unavailable to select.  You may be unable to connect to wireless networks using AirPort on MacBook (13-inch, Mid 2010).

This article has been archived and is no longer updated by Apple.

This may occur when the wrong version of Mac OS X Snow Leopard is installed on MacBook (13-inch, Mid 2010). Use the correct restore DVDs that were included in the box and designed specifically for MacBook (13-inch, Mid 2010).  Find out which build version is correct for your computer or use the install DVDs that came with your computer.

  1. Locate the restore DVDs that came in the MacBook (13-inch, Mid 2010) box. If you cannot locate them, contact AppleCare and ask about fulfilling the correct restore DVD media for MacBook (13-inch, Mid 2010). 
  2. Insert the MacBook (13-inch, Mid 2010) restore DVD 1, then follow the instructions to begin the Installer. 
  3. Choose an Upgrade installation and use the second DVD as prompted, if necessary. 
  4. After installation completes and your MacBook restarts, run Software Update to make sure you have the latest versions of Apple software installed on your MacBook (13-inch, Mid 2010).

Do not use a Mac OS X v10.6.0 or v10.6.3 Snow Leopard retail DVD (or restore media from a different Mac that shipped with Snow Leopard) to restore MacBook (13-inch, Mid 2010); use only DVD that was included in the box.

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