Lenovo B450 User Manual

i
Important safety information...... iii
Important safety information....iii
Chapter 1. Getting to know your
computer ....................................... 1
Top view........................................1
Left-side view ...............................3
Right-side view.............................4
Front 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....................15
Special keys and buttons...........18
System status indicators............19
Securing your computer............20
Connecting external devices.....22
Chapter 3. Using the Internet .... 24
Wired connection .......................24
Wireless connection ...................26
Chapter 4. OneKey Rescue
System .........................................28
OneKey Rescue System .............28
Chapter 5. Troubleshooting .......31
Frequently Asked Questions ....31
Troubleshooting .........................34
Chapter 6. Upgrading and
replacing devices ........................42
Replacing the battery.................42
Replacing the hard disk
drive .............................................44
Replacing memory.....................48
Removing the optical drive ......52
Appendix A. Getting help and
service..........................................54
Getting help on the Web ...........55
Calling the customer support
center............................................55
Getting help around the
world............................................58
Lenovo warranty service
telephone numbers.....................58
Contents

Lenovo B450 Specifications

General

Coloration	Monochromatic
Product main color	Black
Compatible products	IdeaPad B450
Maximum screen size	15 \
Notebook compartment	Yes