For more information about ENERGY STAR, go to:
http://www.energystar.gov
Lenovo encourages you to make efcient use of energy an integral part of your day-to-day operations. To
help in this endeavor, set the following power-management features to take effect when your servers
have been used:
• Processor- or core-reduced power states
• Variable speed fan control based on power or thermal readings
• Low power memory states
• Liquid cooling capability
176 ThinkServer RD540 User Guide and Hardware Maintenance Manual