Dell PowerEdge R420xr Dell PowerEdge R420xr Owners Manual - Page 6

Dell Software License Agreement Before using your system, read the Dell Software License Agreement that came with your system. You must consider any media of Dell-installed software as BACKUP copies of the software installed on your system's hard drive. If you do not accept the terms of the agreement, call the customer assistance telephone number. For customers in the United States, call 800-WWW-DELL (800-999-3355). For customers outside the United States, see dell.com/support and select your country or region from the top left of the page. Other Information You May Need WARNING: See the safety and regulatory information that shipped with your system. Warranty information may be included within this document or as a separate document. • The Owner's Manual provides information about system features and describes how to troubleshoot the system and install or replace system components. This document is available online at dell.com/ support/manuals. • The rack documentation included with your rack solution describes how to install your system into a rack, if required. • Any media that ships with your system that provides documentation and tools for configuring and managing your system, including those pertaining to the operating system, system management software, system updates, and system components that you purchased with your system. NOTE: Always check for updates on dell.com/support/manuals and read the updates first because they often supersede information in other documents. NOTE: When upgrading your system, it is recommended that you download and install the latest BIOS, driver, and systems management firmware on your system from dell.com/support. Obtaining Technical Assistance If you do not understand a procedure in this guide or if the system does not perform as expected, see your system Owner's Manual. Dell offers comprehensive hardware training and certification. See dell.com/training for more information. This service may not be offered in all locations. NOM Information (Mexico Only) The following information is provided on the device described in this document in compliance with the requirements of the official Mexican standards (NOM): Importer: Model number: Supply voltage: Frequency: Dell Inc. de México, S.A. de C.V. Paseo de la Reforma 2620 -11º Piso Col. Lomas Altas 11950 México, D.F. E27S 100 V CA-240 V CA 50 Hz/60 Hz 6