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Lenovo B490 Laptop User Guide - Lenovo B490, B590, B43xx - Page 1

Lenovo B490 Laptop Manual

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User Guide Lenovo B490, B590, B4301, B4302, B4303, B4305, B4306, B4307, B4308, B4309, B4310, B4311, B4312, B4315, B4316, B4317, B4318, B4319, B4320, B4321, B4322, B4323, B4325, B4326, B4327, B4328, B4329, B4330, B4331, B4332, B4333, B4335, B4336, B4337, B4338, B4339, B4360, B4361, B4362, B4363, B4365, B4366, B4367, B4368, B4369, B4370, B4371, B4372, B4375, B4376, B4377, and B4378

Section	Page
Read this first	5
Important safety information	6
Conditions that require immediate action	6
Safety guidelines	7
Chapter 1. Getting to know your computer	15
Top view	15
Left-side view	16
Right-side view	17
Front view	18
Bottom view	19
Status indicators	19
Features	21
Specifications	22
Chapter 2. Using your computer	23
Frequently asked questions	23
Tips on using your computer	24
Reading the manuals	24
Connecting to power	24
Turning on the computer	24
Configuring the operating system	24
Putting the computer into sleep mode or shutting it down	25
Using the ac power adapter and the battery pack	25
Checking the battery status	25
Using the ac power adapter	26
Charging the battery	26
Maximizing the battery life	27
Handling the battery	27
Using the touch pad	28
Using the keyboard	28
Numeric keypad	28
Using the recovery button	30
Function key combinations	30
Connecting to external devices	32
Using the media card reader	32
Using USB connectors	33
Using the NVIDIA Optimus Graphics feature	33
Chapter 3. Connecting to the network	35
Wired connection	35
Hardware connection	35
Software configuration	36
Wireless connection	36
Hardware connection	36
Software configuration	37
Chapter 4. You and your computer	39
Accessibility and comfort	39
Ergonomic information	39
Chapter 5. Security	41
Attaching a mechanical lock	41
Using passwords	41
Chapter 6. Recovery overview	43
Using the OneKey Recovery Pro program on the Windows 7 operating system	43
Solving recovery problems on the Windows 7 operating system	43
Using the Windows recovery program on the Windows 8 operating system	44
Chapter 7. Replacing devices	47
Static electricity prevention	47
Replacing the battery	47
Replacing the backup battery	48
Replacing the hard disk drive	50
Replacing a memory module	51
Replacing the PCI Express Mini Card for wireless LAN/WiMAX connection	53
Removing the optical drive	54
Chapter 8. Preventing problems	57
General tips for preventing problems	57
Taking care of your computer	58
Chapter 9. Troubleshooting computer problems	61
Troubleshooting	61
Battery and power problems	61
Computer screen problems	62
Problems with drives and other storage devices	63
OneKey Recovery Pro program problems	64
A password problem	64
A sound problem	65
Other problems	65
Appendix A. Regulatory information	67
Wireless related information	67
ENERGY STAR model information	68
Export classification notice	69
Electronic emission notices	69
Federal Communications Commission (FCC) Declaration of Conformity	69
Appendix B. WEEE and recycling statements	73
China WEEE statement	73
Important WEEE Information	73
Japan recycling statements	73
Recycling information for Brazil	74
Battery recycling information for the European Union	75
Battery recycling information for the United States and Canada	75
Battery recycling information for Taiwan	75
Appendix C. Restriction of Hazardous Substances Directive (RoHS)	77
China RoHS	77
Turkish RoHS	77
Ukraine RoHS	77
India RoHS	78
Appendix D. Notices	79
Trademarks	80

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User Guide

Lenovo B490, B590, B4301, B4302, B4303, B4305, B4306, B4307,

B4308, B4309, B4310, B4311, B4312, B4315, B4316, B4317, B4318,

B4319, B4320, B4321, B4322, B4323, B4325, B4326, B4327, B4328,

B4329, B4330, B4331, B4332, B4333, B4335, B4336, B4337, B4338,

B4339, B4360, B4361, B4362, B4363, B4365, B4366, B4367, B4368,

B4369, B4370, B4371, B4372, B4375, B4376, B4377, and B4378