„ Cleaning your computer display | Lenovo K23 manual

Appendix B. Use, and care Information

Cleaning your computer display

1Gently wipe the display with a dry, soft lint-free cloth. If you see a scratchlike mark on your display, it might be a stain transferred from the keyboard when the cover was pressed from the outside.

2Wipe or dust the stain gently with a soft, dry cloth.

3If the stain remains, moisten a soft, lint-free cloth with water or a 50-50 mixture of isopropyl alcohol and water that does not contain impurities.

4Wring out as much of the liquid as you can.

5Wipe the display again; do not let any liquid drip into the computer.

6Be sure to dry the display before closing it.

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Lenovo K23 manual „ Cleaning your computer display

Contents

Lenovo K23 First Edition July Copyright Lenovo Respective Users Explanation of hard disk capacity Page Page Contents 125 Contents Appendix C. Lenovo limitedAppendix F. Features 127 „ Read this first Important safety informationImportant safety information Iii Important safety information Unpack Important safety information Working place Important safety information On using Important safety information Vii Important safety information Service and upgrades Viii Getting to know your computer Getting to know your computer Touchpad Built-inMicrophone Left-side view ESATA/USBCombo port Right-side view USB port Display latch Wireless deviceSwitch Integrated AC power Adapter jack Bottom view Battery pack Battery latch manual Learning the basics „ Connect to the powerInstall the battery pack „ Read the manuals Learning the basics „ Configure the operating system„ Turn on the computer Putting your computer into standby/sleep state „ Shutting down your computer Using AC adapter and battery „ Checking battery status„ Charging the battery „ Removing the battery pack „ Handling the battery Using the touchpad Left click button Using the keyboard „ Numeric keypad „ Function key combinations Learning the basics Special buttons Learning the basics Mute button Custom buttonOneKey Rescue System button System status indicators C d Securing your computer „ Attaching a security lock not supplied „ Using passwords „ Fingerprint reader Connecting external devices „ Using memory cards not supplied „ Connecting an ExpressCard device „ Inserting a memory card„ Removing a memory card Learning the basics Inserting an ExpressCard/34 device Removing an ExpressCard/34 device „ Connecting a universal serial bus USB device Enabling Bluetooth communications on your computer Using the Internet Wired connection „ Hardware connection „ Software configurationUsing the Internet Cable Wireless connection Wi-Fi Software configuration „ Using Wi-Fi/WiMax specific models onlyEnabling wireless connection Hardware connection „ Using Mobile Broadband specific models only Inserting the SIM card Using the Internet OneKey Rescue System OneKey Rescue System„ Introduction OneKey Rescue System OneKey Rescue System Troubleshooting Frequently asked questions Troubleshooting Where are the recovery discs? When do I need to restore the system to the factory status? Troubleshooting Display problems Password problem Computer is on Troubleshooting Keyboard problems Standby or hibernation problems Computer does not return from standby mode and does not work Troubleshooting Computer screen problems Screen is blank Troubleshooting Sound problems Battery problemsHard disk drive problem Troubleshooting Startup problem OneKey Rescue System problemsOther problems Connected external Replacing the battery „ To replace the batteryUpgrading and replacing devices Upgrading and replacing devices Replacing the hard disk drive Handling a hard disk drive Upgrading and replacing devices Upgrading and replacing devices Replacing memory Upgrading and replacing devices Upgrading and replacing devices Upgrading and replacing devices Appendix A. Getting help and service Appendix A. Getting help and service Getting help on the Web Appendix A. Getting help and service Appendix A. Getting help and service Warranty Service Telephone Numbers Getting help around the world „ Be careful about where and how you work Appendix B. Use, and care InformationCaring for your computer „ Notice of static-electricity Appendix B. Use, and care Information „ Be gentle with your computer „ Carry your computer properly „ For outdoor use „ Handle storage media and drives properly „ Data safety „ Take care in setting passwords„ Other important tips Appendix B. Use, and care Information Accessibility and comfort „ Ergonomic information „ What if you are traveling? „ Questions about vision? Maintenance „ General tips for maintenance Appendix B. Use, and care Information „ Cleaning the cover of your computer „ Cleaning your computer keyboard „ Cleaning your computer display Appendix C. Lenovo limited warranty „ What this warranty covers „ How to obtain warranty service „ What your service provider will do to correct problemsAppendix C. Lenovo limited warranty Information „ Replacement of a product or part „ Your additional responsibilities „ Use of personal information „ What this warranty does not cover „ Limitation of liability „ Dispute resolution „ Other rights „ European Economic Area EEA „ Lenovo Turkey address Lenovo Technology B.V. Turkiye Istanbul Subesi Warranty information „ Types of warranty service Customer Replaceable Unit CRU Service Appendix C. Lenovo limited warranty On-site Service Courier or Depot ServiceCustomer Carry-In or Mail-In Service Appendix C. Lenovo limited warranty Product Exchange Service Appendix D. Customer replaceable units CRUs Appendix D. Customer replaceable units CRUs Appendix E. Notices Appendix E. Notices „ Export classification notice Lenovo License Agreement Entitlement License Transferability Software Product Specifications No Warranty 100Appendix E. Notices Charges 101 Appendix E. Notices Limitation of Liability 102 Appendix E. Notices Consumer RightsGeneral Appendix E. Notices Dispute Resolution 103 Energy Star model information 104 105 Windows XPWindows 106 107 „ Wireless interoperability 108 „ Usage environment and your health 109 „ Safety information related to Mobile Broadband 110 111 Electronic emissions notices „ Federal Communications Commission FCC Statement112 „ Industry Canada Class B Emission Compliance Statement 113 „ Avis de conformité à la réglementation d’Industrie Canada „ German Class B Compliance Statement114 115 „ European Union Compliance Statement Class B Compliance 116 117 „ Japan Compliance Statement for Power line Harmonics „ Korea Class B118 Weee and recycling statements „ General recycling statement119 EU Weee statements 120 Japan recycling statements 121 „ Disposing of a Lenovo Computer Components 122 123 124 Model Name K23 Appendix F. Features and specifications125 Form Factor Appendix F. Features and specifications Ports 126Others 127 Trademarks Index 128 129 Index 130 Do not Return IT to the Store If your product is not working correctly New World. New Thinking.TM