Lenovo 4479, 4495, 4497, 4499, 4504, 4513, 4517, 4524, 7021, Personal Computer User Manual


 
To access the Windows Help and Support information system, click Start Help and Support.
Safety and Warranty
The ThinkCentre Safety and Warranty Guide that is provided with your computer contains information on
safety, setup, warranty, and notices. Read and understand all safety information before using this product.
Lenovo Web site (http://www.lenovo.com)
The Lenovo Web site provides up-to-date information and services to help you buy, upgrade, and maintain
your computer. You can also do the following:
Shop for desktop and notebook computers, monitors, projectors, upgrades and accessories for your
computer, and special offers.
Purchase additional services, such as support for hardware, operating systems, application programs,
network setup and conguration, and custom installations.
Purchase upgrades and extended hardware repair services.
Download the latest device drivers and software updates for your computer model.
Access the online manuals for your products.
Access the Lenovo Limited Warranty.
Access troubleshooting and support information for your computer model and other supported products.
Find the service and support phone numbers for your country or region.
Find a Service Provider located near you.
Lenovo Support Web site
Technical support information is available at:
http://www.lenovo.com/support
This portal is updated with the latest information about the following subjects:
Downloads and Drivers
Download drivers, ash BIOS, and update your software.
Warranty
Check your warranty status and upgrade your warranty.
Technical Support Click Need Help? for self-help tips to help diagnose a problem.
ThinkVantage
Learn more about ThinkVantage software to improve productivity and
reduce cost.
Lenovo Forums
Search the community knowledge base for your computer to share and
discover information with other users.
User Guides & Manuals
Read or print any publications related to your product.
Help and service
This section contains information about obtaining help and service.
Using the documentation and diagnostic programs
If you experience a problem with your computer, see Chapter 10 “Troubleshooting and diagnostics” on
page 89. For information on additional resources to help you troubleshoot your computer problem, see
“Information resources” on page 109.
110 ThinkCentre User Guide