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Lenovo IdeaPad U455
Models:
U455
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142 pages
30.98 Kb
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Troubleshooting
Install
Password
System status indicators
Connecting external devices
Warranty
Maintenance
„ Software configuration
Display problems
Accessibility and comfort
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Lenovo IdeaPad U455
User Guide
V1.0
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Contents
Lenovo IdeaPad U455
First Edition December Copyright Lenovo
Dear user
Explanation of hard disk capacity
Page
Page
Contents
Appendix F. Features
Contents Appendix B. Use and care
Appendix C. Lenovo limited
120
Important safety information
Important safety information
„ Read this first
Iii
Important safety information Unpack
Important safety information Working place
Important safety information Correct usage procedures
Vii
Important safety information
Viii
Important safety information Service and upgrades
Getting to know your computer
Getting to know your computer
Power button
Integrated
Camera
Fingerprint
Touchpad
Reader
Adapter jack
Left-side view
Right-side view
Bottom view
Compartment Battery latch
Battery pack
SIM card slot Select models only
Memory
Installing the battery pack
„ Connecting to the power
Connecting the computer to an electrical outlet
Learning the basics
„ Turning on the computer
„ Configuring the operating system
Learning the basics
Putting your computer into sleep state
„ Shutting down your computer
„ Checking battery status
Using AC adapter and battery
„ Charging the battery
„ Removing the battery pack
„ Handling the battery
Left click button
Using the touchpad
Right click button
Pinch zoom
„ Gestures
Two-Finger Scrolling
Rotating
Learning the basics Three-Finger Flick
„ Numeric keypad
Using the keyboard
„ Function key combinations
Fn + F1
Fn + Esc
Fn + F2
Fn + F3
„ Using memory cards not supplied
Connecting external devices
„ Inserting a memory card
„ Connecting a universal serial bus USB device
„ Removing a memory card
Enabling Bluetooth communications on your computer
„ Connecting a Bluetooth device Select models only
Switching GPU Select models only
Learning the basics
Special keys and buttons
Learning the basics OneKey Rescue system button
Volume buttons ~
Indicator
System status indicators
Touchpad indicator
„ Attaching a security lock not supplied
Securing your computer
„ Using passwords
„ Using VeriFace
„ Fingerprint reader
Wired connection
Using the Internet
Using the Internet
„ Software configuration
„ Hardware connection
Cable
Wi-Fi
Wireless connection
Enabling wireless connection
„ Using Wi-Fi/WiMax Select models only
Software configuration
Hardware connection
„ Using Mobile Broadband Select models only
Inserting the SIM card
Removing the SIM card
Using the Internet
OneKey Rescue system
OneKey Rescue system
„ Introduction
OneKey Rescue system
OneKey Rescue system
Frequently Asked Questions
Troubleshooting
Where are the recovery discs?
Troubleshooting
What can I do if the backup process fails?
Display problems
Troubleshooting
Computer is on
Problems with GPU switching
Keyboard problems
Troubleshooting Password problem
Sleep or hibernation problems
Mode immediately after
Sound problems
Troubleshooting Computer screen problems
Hard disk drive problem
Troubleshooting Battery problems
Startup problem
Other problems
Troubleshooting OneKey Rescue system problems
Connected external
To replace the battery, do the following
Replacing the battery
Upgrading and replacing devices
Upgrading and replacing devices
Handling a hard disk drive
Replacing the hard disk drive
Upgrading and replacing devices
Upgrading and replacing devices
Upgrading and replacing devices
Replacing memory
Upgrading and replacing devices
Upgrading and replacing devices
Upgrading and replacing devices
Upgrading and replacing devices
Appendix A. Getting help and service
Getting help on the Web
Appendix A. Getting help and service
Appendix A. Getting help and service
Appendix A. Getting help and service
Getting help around the world
Appendix B. Use and care information
„ Be careful about where and how you work
Caring for your computer
Appendix B. Use and care information
„ Notice of static-electricity
„ Carry your computer properly
„ Be gentle with your computer
„ Handle storage media and drives properly
„ For outdoor use
„ Take care in setting passwords
„ Data safety
„ Other important tips
Appendix B. Use and care information
„ Ergonomic information
Accessibility and comfort
„ Questions about vision?
„ What if you are traveling?
„ General tips for maintenance
Maintenance
Appendix B. Use and care information
„ Cleaning the cover of your computer
„ Cleaning your computer keyboard
„ Cleaning your computer display
„ What this warranty covers
Appendix C. Lenovo limited warranty
„ What your service provider will do to correct problems
„ How to obtain warranty service
Appendix C. Lenovo limited warranty
Information
„ Replacement of a product or part
„ Use of personal information
„ Your additional responsibilities
„ What this warranty does not cover
„ Limitation of liability
„ Dispute resolution
„ European Economic Area EEA
„ Other rights
Lenovo Technology B.V. Turkiye Istanbul Subesi
„ Lenovo Turkey address
Warranty information
Customer Replaceable Unit CRU Service
„ Types of warranty service
Courier or Depot Service
Appendix C. Lenovo limited warranty On-site Service
Customer Carry-In or Mail-In Service
Product Exchange Service
Appendix D. Customer replaceable units CRUs
Appendix D. Customer replaceable units CRUs
Appendix E. Notices
Appendix E. Notices
100
„ Export classification notice
101
Energy Star model information
Windows
102
„ Wireless interoperability
Wireless related information
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„ Usage environment and your health
105
„ Safety information related to Mobile Broadband
106
„ Federal Communications Commission FCC Statement
Electronic emissions notices
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„ Industry Canada Class B Emission Compliance Statement
„ German Class B Compliance Statement
„ Avis de conformité à la réglementation d’Industrie Canada
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„ European Union Compliance Statement Class B Compliance
112
„ Korea Class B
„ Japan Compliance Statement for Power line Harmonics
113
„ General recycling statement
Weee and recycling statements
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EU Weee statements
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Japan recycling statements
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„ Disposing of a Lenovo Computer Components
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Appendix F. Features and Specifications
Model Name IdeaPad U455
Form Factor
121
Appendix F. Features and Specifications Ports
Others
122
Trademarks
123
Index
Index
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125
Page
If your product is not working correctly
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