Lenovo K4450 Notebook - Manual (Page 3)

© Copyright Lenovo 2013 i
Read this first ............................................ iii
Important safety information .............................................. iv
Conditions that require immediate action ................. iv
Safety guidelines ..............................................................v
Chapter 1. Product overview..................... 1
Front view.................................................................................1
Left-side view...........................................................................3
Right-side view ........................................................................4
Bottom view .............................................................................5
Status indicators.......................................................................6
Features .....................................................................................7
Specifications............................................................................8
Chapter 2. Using your computer............... 9
Frequently asked questions ...................................................9
Configuring the operating system ........................................9
Registering your computer ..................................................10
Special keys and buttons ......................................................10
Function key combinations ..........................................10
Numeric keypad ....................................................................12
Using the touch pad ..............................................................12
Power management ..............................................................13
Checking the battery status ..........................................13
Using the ac power adapter .........................................14
Charging the battery......................................................14
Maximizing the battery life ..........................................14
Power-saving modes .....................................................14
Handling the battery .....................................................16
Connecting to the network...................................................17
Ethernet connection .......................................................17
Wireless connection .......................................................17
Using the NVIDIA Optimus Graphics feature..................18
Using a flash media card ......................................................18
Chapter 3. You and your computer ........ 19
Accessibility and comfort .....................................................19
Ergonomic information.................................................19
Chapter 4. Security................................... 21
Attaching a mechanical lock ................................................21
Using passwords ...................................................................21
Using a fingerprint reader....................................................21
Using the Active Protection System program ...................21
Chapter 5. Recovery overview.................22
Recovery solutions on the Windows 7 operating
system ......................................................................................22
Recovery solutions on the Windows 8.1 operating
system ......................................................................................23
Chapter 6. Preventing problems .............25
General tips for preventing problems.................................25
Taking care of your computer..............................................25
Chapter 7. Troubleshooting computer
problems....................................................29
Troubleshooting .....................................................................29
Battery and power problems ........................................29
Computer screen problems...........................................30
Problems with drives and other storage devices.......31
OneKey Recovery Pro program problems .................32
A password problem .....................................................32
A sound problem............................................................32
Other problems...............................................................33
Appendix A. Regulatory information ......34
Wireless related information................................................34
Korean Class B compliance statement ................................35
Lenovo product service information for Taiwan ..............35
ENERGY STAR model information ....................................36
Appendix B. WEEE and recycling
statements.................................................37
China WEEE statement .........................................................37
Taiwan Battery recycling information ................................37
Appendix C. Restriction of Hazardous
Substances Directive (RoHS) ..................38
China RoHS ............................................................................38
Appendix D. Notices.................................39
Trademarks.............................................................................40
Index ..........................................................41
Contents