Lenovo 20CD0033US specification

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Lenovo 20CD0033US manual

Contents

User Guide Safety, Warranty, and Setup Guide Regulatory Notice First Edition November Copyright Lenovo Contents Preventing problems Read this first Protect yourself from the heat that your computer generatesPrevent your computer from getting wet Protect the cables from being damaged Important safety information Protect your computer and data when moving itHandle your computer gently Carry your computer carefully Safety guidelines Service and upgradesConditions that require immediate action Power cords and power adapters Power supply statement Extension cords and related devicesPlugs and outlets Vii General battery notice Built-in rechargeable battery noticeExternal devices Lithium coin cell battery notice Heat and product ventilation Electrical current safety information Using headphones or earphonesLiquid crystal display LCD notice Additional safety information Xii User Guide Locating computer controls, connectors, and indicators Product overviewFront view System status indicator illuminated ThinkPad logo CameraMicrophones Ambient light sensor Power button Right-side viewTablet Digitizer Pen on some models Volume control buttons USB 3.0 connectorMini Hdmi connector Screen rotation lock button Ac power connector Lenovo OneLink connector Always On USB 3.0 connectorLeft-side view Audio connector Emergency reset holeBottom view Status indicators Rear viewFan louvers Locating important product information Machine type and model label FCC ID and IC Certification information Genuine Microsoft label Features Specifications Operating environment Lenovo programsActive Protection System Client Security Solution Lenovo SettingsLenovo Solution Center Password Manager User Guide Using your computer Registering your computer Frequently asked questions Is getting connected in different locations a challenge? Using the tablet buttons Using the Tablet Digitizer Pen Using the multi-touch screen Tap Press and holdDrag Swipe or slide Tasks Touch gestures touch models only Mouse actions Tasks Touch gestures touch models only Mouse actions Display angle for each operating mode Operating modesRotating the computer display Stand mode Stand mode Tablet mode Tent mode User Guide Tablet mode Tent mode Tips on using your computer in tablet mode Turning the computer into tent mode from tablet mode Turning the computer into stand mode from tent mode Special keys Function keys Using the keyboard Windows key Behavior of the keyboard Customizing the keyboard Using the ThinkPad pointing device Using the TrackPoint pointing stickUsing the ThinkPad trackpad Power management Checking the battery statusCustomizing the ThinkPad pointing device Click Hardware and Sound Mouse ThinkPad Using the ac power adapter Charging the batteryConnecting the ac power adapter Tips on using the ac power adapter Maximizing the battery life Managing the battery powerPower-saving modes Connecting to the network Wireless connectionsUsing the wireless LAN connection Wireless off Using the Bluetooth connection Using the NFC connectionTips for using the wireless LAN feature Select Send To Bluetooth Devices Changing display settings Using an external monitorPresentations and multimedia Using a projector Using dual displayChanging the color settings Considerations for connecting an external monitor Using audio features Using the Duplicate or Extend desktop functionConsiderations for using the Extend desktop function Enabling the Duplicate or Extend desktop function Using the camera Using a flash media cardConfiguring for sound recording Configuring camera settings Installing a flash media card Click Hardware and SoundRemoving a flash media card Accessibility and comfort You and your computerErgonomic information Accessibility information Comfort Traveling with your computer Travel tipsAssistive technologies Screen-reader technologies Travel accessories Using passwords Typing passwordsPower-on password Security Supervisor password Setting, changing, or removing a power-on password Setting, changing, or removing a supervisor password Hard disk passwords User hard disk passwordMaster hard disk password Setting a hard disk password Tips on using the hard disk passwords Hard disk security Setting the security chip Using Windows BitLocker Drive EncryptionSetting the security chip Tips on using the security chip Using firewalls Protecting data against viruses Recovery overview Resetting your computer to the factory default settingsRefreshing your computer Using the advanced startup options Creating and using recovery mediaCreating recovery media Using recovery media User Guide Enhancing your computer Finding ThinkPad optionsThinkPad OneLink Dock Front view Rear view User Guide Advanced configuration Installing the Windows 8.1 operating system Installing device drivers Using the ThinkPad Setup programCountry or region Code Config menu EnabledDisabled Main menu Power AutoKeyboard/Mouse Display Beep and Alarm Date and Time menuSecurity menu Menu item Submenu item Selection Comments Password Enabled At unattended boot, a password Disabled, the Security Chip option Bios ROM Strings ReportingSmbios Reporting Smbios Uefi Bios Update Option Port Access Virtualization Secure Boot Defaults is EnabledStartup menu Menu item Submenu item Selection Comments Anti-Theft Menu item Selection Comments Boot UEFI/Legacy Boot Both if OS Optimized DefaultsIs Disabled Following UEFI/Legacy Boot Priority Updating the Uefi Bios Using system managementBoot Order Lock Disabled Restart menu Preboot eXecution Environment Desktop Management InterfaceAsset ID Eeprom Preventing problems General tips for preventing problems Getting the latest drivers using System Update Making sure device drivers are currentGetting the latest drivers from the Web site Be careful about where and how you work Taking care of your computerBe gentle with your computer Carry your computer properly Cleaning the cover of your computer Taking care in setting passwordsCleaning your computer keyboard Cleaning your computer display Preventing problems User Guide Troubleshooting computer problems Diagnosing problemsTroubleshooting Computer stops responding Error messages Spills on the keyboardIf you spill something on your computer Troubleshooting computer problems Errors without messages Beep errors Memory module problemsNetworking problems Ethernet problems Wireless LAN problem Bluetooth problemsSolution Problems with the keyboard and other pointing devices Problems with the display and multimedia devicesTrackPoint pointing device problems Keyboard problems Computer screen problems External monitor problems Audio problems Double-clickSound, video and game controllers Click Hardware and Sound Battery and power problems Battery problemsAn ac power adapter problem Power problems Power button problem Boot problemsSleep and hibernation problems Problems with drives and other storage devices Hard disk drive problems Software problem Problems with ports and connectorsSolid-state drive problem USB problem Dock problem Getting help and service Getting supportBefore you contact Lenovo Using diagnostic programs Lenovo Support Web siteCalling Lenovo Purchasing additional services Telephone numbers User Guide Wireless related information Wireless interoperabilityAppendix A. Regulatory information 101 Location of the UltraConnect wireless antennas Locating wireless regulatory noticesUsage environment and your health Export classification notice Industry Canada Class B emission compliance statement German Class B compliance statement Appendix A. Regulatory information User Guide Appendix B. Weee and recycling statements Important Weee informationJapan recycling statements 107 Battery recycling information for the European Union Recycling information for BrazilDisposing of Lenovo computer components Appendix B. Weee and recycling statements User Guide European Union RoHS China RoHS Turkish RoHS111 Ukraine RoHS India RoHS Power plan Energy Saver settings when plugged into ac power Appendix D. Energy Star model informationClick Hardware and Sound Device Manager 113 Click OK Appendix E. Notices 115 Trademarks