Apple MD231LL/A manual Simultaneously published in the United States and Canada

KKApple Inc.

© 2011 Apple Inc. All rights reserved.

Under the copyright laws, this manual may not be copied, in whole or in part, without the written consent of Apple.

Every effort has been made to ensure that the information in this manual is accurate. Apple is not responsible for printing or clerical errors.

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The Apple logo is a trademark of Apple Inc., registered in the U.S. and other countries. Use of the “keyboard” Apple logo (Option- Shift-K) for commercial purposes without the prior written consent of Apple may constitute trademark infringement and unfair competition in violation of federal and state laws.

Apple, the Apple logo, AirPort, AirPort Extreme, FaceTime, Finder, GarageBand, iChat, iLife, iMovie, iPhone, iPhoto, iPod, iTunes, Keynote, Mac, Mac OS, MacBook, MacBook Air, MagSafe, Photo Booth, Safari, SuperDrive, Time Capsule, and Time Machine are trademarks of Apple Inc., registered in the U.S. and other countries.

iPad and Multi-Touch are trademarks of Apple Inc.

Apple, AppleCare, Apple Store, and iTunes Store are service marks of Apple Inc., registered in the U.S. and other countries.

App Store is a service mark of Apple Inc. ENERGY STAR® is a U.S. registered trademark.

Thunderbolt and the Thunderbolt logo are trademarks of Intel Corp. in the U.S. and other countries.

The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Apple Inc. is under license.

Other company and product names mentioned herein are trademarks of their respective companies. Mention of third-party products is for informational purposes only and constitutes neither an endorsement nor a recommendation. Apple assumes no responsibility with regard to the performance or use of these products.

Manufactured under license from Dolby Laboratories. “Dolby,” “Pro Logic,” and the double-D symbol are trademarks of Dolby Laboratories. Confidential Unpublished Works, © 1992–1997 Dolby Laboratories, Inc. All rights reserved.

Simultaneously published in the United States and Canada.