Getting help around the world – Lenovo ThinkPad T420i User Manual
Page 18
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Replacement or use of parts not manufactured for or by Lenovo or
nonwarranted parts
Note: All warranted parts contain a 7-character identification in the format
FRU XXXXXXX
• Identification of software problem sources
• Configuration of BIOS as part of an installation or upgrade
• Changes, modifications, or upgrades to device drivers
• Installation and maintenance of network operating systems (NOS)
• Installation and maintenance of application programs
To determine if your machine is in warranty and when the warranty expires, go to
, and click Warranty, then follow the instructions
on the screen.
For the terms and conditions of the Lenovo Limited Warranty that applies to your
Lenovo hardware product, see “Types of Warranty Service” on page 20.
If possible, be near your computer when you make your call in case the technical
assistance representative needs to help you resolve a computer problem. Please
ensure that you have downloaded the most current drivers and system updates,
run diagnostics, and recorded information before you call. When calling for
technical assistance, please have the following information available:
• Machine Type and Model
• Serial numbers of your computer, monitor, and other components, or your
proof of purchase
• Description of the problem
• Exact wording of any error messages
• Hardware and software configuration information for your system
The telephone numbers for your Customer Support Center location are located in
the “Worldwide telephone list” on page 5 section of this guide.
Note: Telephone numbers are subject to change without notice. For the latest
list of Customer Support Center telephone numbers and hours of operation, visit
the Support Web site at If the number
for your country or region is not listed, contact your Lenovo reseller or Lenovo
marketing representative.
Getting help around the world
If you travel with your computer or relocate it to a country where your ThinkPad
machine type is sold, your computer might be eligible for International Warranty
Service, which automatically entitles you to obtain warranty service throughout
4
Safety and Warranty Guide