Lenovo 4512 Laptop User Manual


 
If you suspect a software problem, see the documentation that comes with the operating system or software
program, including readme les and online help.
Most computers come with a set of diagnostic programs that help you identify hardware problems. For
instructions on using the diagnostic programs, see “Diagnostic programs” on page 109.
You can also get the latest technical information and download device drivers and updates from Lenovo
Support Web site at:
http://www.lenovo.com/support
Calling for service
During the warranty period, you can get help and information by telephone through the Customer Support
Center.
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 x 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.
These items are not covered by the warranty:
Replacement or use of parts not manufactured for or by Lenovo or non-warranted Lenovo parts
Identication of software problem sources
Conguration of BIOS as part of an installation or upgrade
Changes, modications, or upgrades to device drivers
Installation and maintenance of network operating systems (NOS)
Installation and maintenance of application programs
Refer to the ThinkCentre Safety and Warranty Guide that comes with your computer for information about
your warranty type and duration. 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/phone or refer to the ThinkCentre Safety and Warranty Guide that comes
with your computer.
Note: 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. 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 conguration information
Using other services
If you travel with your computer or relocate it to a country where your desktop or notebook computer
machine type is sold, your computer might be eligible for International Warranty Service, which automatically
Chapter 11. Getting information, help, and service 113