Appendix C. ENERGY STAR model information
ENERGY STAR is a joint program of the U.S. Environmental Protection Agency and the U.S. Department
of Energy aimed at saving money and protecting the environment through energy ef cient products and
practices.
Lenovo is proud to offer our customers products with the ENERGY STAR quali ed designation. Lenovo
computers of the following machine type, if the ENERGY STAR mark is af xed, have been designed and
tested to conform to the ENERGY STAR program requirements for computers.
3347
By using ENERGY STAR quali ed products and taking advantage of the power-management features
of your computer, you can help reduce the consumption of electricity. Reduced electrical consumption
can contribute to potential nancial savings, a cleaner environment, and the reduction of greenhouse gas
emissions.
For more information about ENERGY STAR, go to: http://www.energystar.gov
Lenovo encourages you to make ef cient use of energy an integral part of your day-to-day operations. To
help in this endeavor, Lenovo has preset the following power-management features to take effect when your
computer has been inactive for a speci ed length of time:
Power plan: Energy Saver (settings when plugged into ac power)
Turn off the display: After 10 minutes
Put the computer into sleep: After 20 minutes
Advanced power settings:
Turn off hard disks: After 15 minutes
Hibernate: Never
To awaken your computer from sleep mode, press the Fn key on your keyboard. For more information about
these settings, see the Windows Help and Support information on your computer.
The Wake on LAN function is enabled when your Lenovo computer is shipped from the factory, and the
setting remains valid even when the computer is in sleep mode. If you do not need to have Wake on LAN
enabled while your computer is in sleep mode, you can reduce the power consumption and prolong the
time in sleep mode, by disabling the setting of Wake on LAN for sleep mode. To disable the setting of
Wake on LAN for sleep mode, do the following:
1. Move the cursor to the top-right or bottom-right corner of the screen to display the charms. Click
Settings
奕
Control Panel
.
2. Click
Hardware and Sound
奕
Device Manager
奕
Network adapters
.
3. Right-click the network adapter device you want to con gure, and click
Properties
.
Copyright Lenovo 2012
119
Summary of Contents for ThinkPad Twist S230u
Page 2: ...User Guide ThinkPad S230u ...
Page 15: ...xii User Guide ...
Page 61: ...46 User Guide ...
Page 63: ...48 User Guide ...
Page 79: ...13 Turn the computer over again Connect the ac power adapter and all cables 64 User Guide ...
Page 95: ...80 User Guide ...
Page 101: ...86 User Guide ...
Page 129: ...114 User Guide ...
Page 133: ...118 User Guide ...
Page 139: ...India RoHS RoHS compliant as per E Waste Management Handling Rules 2011 124 User Guide ...
Page 140: ......