i
Important safety information...... iii
Important safety information ....iii
Chapter 1. Getting to know your
computer ....................................... 1
Top view ........................................ 1
Left-side view ............................... 4
Right-side view............................. 5
Bottom view .................................. 6
Chapter 2. Learning the basics ... 8
First use.......................................... 8
Using AC adapter and
battery .......................................... 11
Using the touchpad.................... 14
Using the keyboard.................... 17
Connecting external devices..... 20
Switching GPU (Select models
only) ............................................. 23
Special keys and buttons........... 25
System status indicators............ 27
Securing your computer............ 28
Chapter 3. Using the Internet .... 31
Wired connection ....................... 31
Wireless connection ................... 33
Chapter 4. OneKey Rescue
system..........................................39
OneKey Rescue system .............39
Chapter 5. Troubleshooting .......42
Frequently Asked Questions ....42
Troubleshooting .........................45
Chapter 6. Upgrading and
replacing devices ........................53
Replacing the battery .................53
Replacing the hard disk
drive .............................................55
Replacing memory .....................59
Appendix A. Getting help and
service..........................................64
Getting help on the Web ...........65
Calling the customer support
center ............................................65
Getting help around the
world ............................................68
Lenovo warranty service
telephone numbers.....................68
Contents
Summary of Contents for IdeaPad U455
Page 1: ...U455 User Guide V1 0 cover_1 4 Lenovo IdeaPad U455 User Guide V1 0 ...
Page 6: ......
Page 20: ...6 Chapter 1 Getting to know your computer Bottom view b f a e d c ...
Page 39: ...Chapter 2 Learning the basics 25 Special keys and buttons a b c d ...
Page 126: ...112 Appendix E Notices Lenovo Product Service Information Japanese VCCI Class B Statement ...
Page 140: ......
Page 142: ...New World New Thinking TM www lenovo com Lenovo China 2009 P N 147003082 Printed in China ...