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Using the documentation and diagnostic programs
If you experience problems with your computer, see Chapter 6 “Troubleshooting and diagnostic programs”
on page 63. For information about additional resources to help you troubleshoot your computer problems,
see “Information resources” on page 67.
If you suspect a software problem, see the documentation that came with the operating system or software
program, including readme les 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 64
.
You can get the latest technical information and download device drivers and updates from the Lenovo
Support Web site at:
http://www.lenovo.com/support
Calling for service
During the warranty period, you can get help and information from the Lenovo Customer Support Center by
telephone.
The following services are available during the warranty period:
• Problem determination - Trained service personnel are available to assist you with determining a
hardware problem and deciding what action is necessary to solve the problem.
• Hardware repair - If the problem is caused by hardware under warranty, trained service personnel are
available to provide the applicable level of service.
• Engineering Change management - There might be changes that are required after a product has
been sold. Lenovo or your reseller will make selected Engineering Changes (ECs) that apply to your
hardware available.
The following items are not covered by the warranty:
• Replacement or use of parts not manufactured for or by Lenovo or non-warranted Lenovo parts
• Identication of software problem sources
• Conguration of the BIOS as part of an installation or upgrade
• Changes, modications, or upgrades to device drivers
• Installation and maintenance of network operating systems (NOS)
• Installation and maintenance of application programs
Refer to the safety and warranty information that is provided with your computer for a complete explanation
of warranty terms. You must retain your proof of purchase to obtain warranty service.
For a list of the Lenovo Support phone numbers for your country or region, go to
http://www.lenovo.com/support and click Support phone list or refer to the ThinkCentre Safety and
Warranty Guide that is provided with your computer.
Note: The service and support phone numbers are subject to change without notice. If the number for your
country or region is not provided, contact your Lenovo reseller or Lenovo marketing representative.
If possible, be at your computer when you call and have the following information available:
• Machine type and model
• Serial numbers of your hardware products
• Description of the problem
• Exact wording of any error messages
• Hardware and software conguration information
Chapter 7. Getting information, help, and service 69