Lenovo 20AQ004JUS Laptop User Manual


 
Replacement or use of parts not manufactured for or by Lenovo or nonwarranted parts
Identication of software problem sources
Conguration of the UEFI 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
For the terms and conditions of the Lenovo Limited Warranty that applies to your Lenovo hardware product,
see “Warranty information” in the Safety, Warranty, and Setup Guide that comes with your computer.
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. 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, 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 conguration information for your system
Telephone numbers
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 Safety, Warranty, and Setup Guide that comes with
your computer.
Note: Phone numbers are subject to change without notice. The latest phone numbers are available at
http://www.lenovo.com/support/phone. If the number for your country or region is not provided, contact
your Lenovo reseller or Lenovo marketing representative.
Purchasing additional services
During and after the warranty period, you can purchase additional services, such as support for Lenovo
and non-Lenovo hardware, operating systems, and application programs; network setup and conguration
services; upgraded or extended hardware repair services; and custom installations services. Service
availability and service name might vary by country.
For more information about these services, go to:
http://www.lenovo.com/accessories/services/index.html
Chapter 11. Getting support 141