Apple iMac (21.5-inch and 27-inch, Mid 2011) - Manual (Page 63)

63 Chapter 4 Problem, Meet Solution
Onscreen Help
You can often find answers to your questions, as well as instructions and
troubleshooting information, in Help Center. Choose Help > Help Center.
System Information
To get information about your iMac, use System Information. It shows you what
hardware and software is installed, the serial number and operating system version,
how much memory is installed, and more. To open System Information, choose
Apple () > About This Mac from the menu bar and then click More Info.
AppleCare Service and Support
Your iMac comes with 90 days of technical support and one year of hardware repair
warranty coverage at an Apple Retail Store or an Apple-authorized repair center, such
as an Apple Authorized Service Provider. You can extend your coverage by purchasing
the AppleCare Protection Plan. For information, visit www.apple.com/support/products
or visit the website address for your country listed below.
If you need assistance, AppleCare telephone support representatives can help you with
installing and opening applications, and basic troubleshooting. Call the support center
number nearest you (the first 90 days are complimentary). Have the purchase date and
your iMac serial number ready when you call.
Note: Your 90 days of complimentary telephone support begins on the date of
purchase and telephone fees may apply.