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, software programs, network setup and configuration, 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 on the Lenovo Support Web site at:

http://support.lenovo.com

This portal is updated with the latest information about the following subjects:

Download Drivers & Software

Download drivers, flash the BIOS, and update your

 

software.

Diagnose & Fix

Use self-diagnostic tools to diagnose the problem

 

yourself, search community boards, or work with our

 

Virtual Agent to answer questions.

Product & Service Warranty

Check your warranty status and upgrade your warranty.

Product & Parts Detail

Find part numbers for replacement parts, learn how to

 

replace parts, and view other parts information related

 

to your product.

User Guides & Manuals

Read or download the documentation related to your

 

product.

Research & Learn

Search the community knowledge base for your computer

 

to share and discover information with other users.

Help and service

This section provides information about obtaining help and service.

Using the documentation and diagnostic programs

If you experience problems with your computer, see Chapter 6 “Troubleshooting and diagnostic programs” on page 59. For information about additional resources to help you troubleshoot your computer problems, see “Information resources” on page 63.

If you suspect a software problem, see the documentation that came with the operating system or software program, including readme files and online help.

Most computers come with a set of diagnostic programs that you can use to help you identify hardware problems. For instructions on how to use the diagnostic programs on your computer, see “Diagnostic programs” on page 60.

Chapter 7. Getting information, help, and service 65

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Lenovo 804 manual Lenovo Support Web site, Help and service, Using the documentation and diagnostic programs