Lenovo E4430 User Manual Page 62
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48 User Guide
Appendix A. Regulatory information
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 efficient products and
practices.
Lenovo is proud to offer our customers products with the ENERGY STAR qualified designation. Lenovo
computers of the following machine type(s), if the ENERGY STAR mark is affixed, have been designed and
tested to conform to the ENERGY STAR program requirements for computers.
80CV, 20328, 20329 and 20330
By using ENERGY STAR qualified 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 financial 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 efficient 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 specified length of time:
Table 1. ENERGY STAR power-management features
To awaken your computer from Sleep mode, press the Fn key on your keyboard. For more information about
these settings, see your Windows Help and Support information system.
Power plan: Energy Saver (settings when plugged into ac power)
• Turn off the display: After 10 minutes
• Put the computer to sleep: After 20 minutes
• Advanced power settings:
– Turn off hard disk drives: After 15 minutes
–Hibernate: Never
- User Guide 1
- First Edition (August 2013) 2
- © Copyright Lenovo 2013 2
- Contents 3
- Read this first 5
- Important safety information 6
- Safety guidelines 7
- Power supply statement 9
- External devices 9
- General battery notice 9
- Rechargeable battery notice 10
- Heat and product ventilation 11
- Laser compliance statement 12
- Using headphones or earphones 13
- Additional safety information 13
- Chapter 1. Product overview 15
- Left-side view 17
- Right-side view 18
- Front view 19
- Rear view 19
- Bottom view 20
- Status indicators 21
- Features 22
- Specifications 23
- Frequently asked questions 24
- Registering your computer 26
- Special keys and buttons 26
- Function key combinations 26
- Numeric keypad 28
- Using the touch pad 28
- Power management 29
- Checking the battery status 29
- Using the ac power adapter 29
- Charging the battery 30
- Maximizing the battery life 30
- Power-saving modes 30
- Handling the battery 31
- Connecting to the network 33
- Ethernet connection 33
- Wireless connection 33
- Using a flash media card 34
- Using USB connectors 34
- Accessibility and comfort 35
- Ergonomic information 35
- Chapter 4. Security 37
- Chapter 5. Recovery overview 38
- Chapter 6. Replacing devices 41
- Replacing the hard disk drive 43
- Replacing the keyboard 44
- Replacing a memory module 48
- Replacing the optical drive 51
- 38 User Guide 52
- Taking care of your computer 53
- Troubleshooting 57
- Battery and power problems 57
- Computer screen problems 58
- Hard disk drive problems 59
- A password problem 60
- A sound problem 61
- Other problems 61
- ENERGY STAR model information 62
- Wireless related information 63
- Export classification notice 64
- Electronic emission notices 64
- China WEEE statement 67
- Important WEEE information 67
- European Union RoHS 69
- China RoHS 69
- Turkish RoHS 70
- Ukraine RoHS 70
- India RoHS 70
- © Copyright Lenovo 2013 57 71
- Appendix E. Notices 72
- Trademarks 73
- 60 User Guide 74
- Rev. AA00 76
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