Lenovo 20AQ006HUS, 20AQ004JUS specification

3. Press the eject button until the computer moves up. Then, grasp both sides of the computer to remove it.

Connecting external displays to a docking station

For the ThinkPad Pro Dock, if you connect two external displays to the DisplayPort connector and the DVI connector, the DVI connector is inactive.

For the ThinkPad Ultra Dock, if you connect two external displays to the DisplayPort connector and the DVI connector, the DVI connector is inactive.

96User Guide

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Lenovo 20AQ006HUS, 20AQ004JUS manual Connecting external displays to a docking station

Contents

User Guide Safety, Warranty, and Setup Guide Regulatory Notice Second Edition September Copyright Lenovo Contents Replacing devices Appendix B. Weee and recycling statements Iii Iv User Guide 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 Vii Power cords and power adapters Extension cords and related devices Power supply statementPlugs and outlets Rechargeable battery notice General battery noticeExternal devices Heat and product ventilation Electrical current safety information Liquid crystal display LCD notice Using headphones or earphonesXiii Additional safety information Locating computer controls, connectors, and indicators Product overviewFront view Camera on some models Power button MicrophonesFingerprint reader on some models NFC logo on some models Audio connector USB 3.0 connectorRight-side view SIM card tray on some models Video Graphics Array VGA connector Ethernet connectorSecurity-lock slot Power connector Mini DisplayPort connectorAlways On USB connector Left-side view External battery pack Docking station connector on some modelsBottom view Smart card slot on some models Speakers Emergency reset holeKeyboard drainage holes Status indicators Machine type and model information Locating important product informationFCC ID and IC Certification information Certificate of Authenticity information Features Genuine Microsoft labelMicroprocessor Memory GPS and wireless features Security featureStorage device Display Specifications Operating environment Accessing Lenovo programs on the Windows 7 operating system Accessing Lenovo programs from Control PanelLenovo programs Program Icon name Accessing Lenovo programs on the Windows 8 operating system Program Control Panel section Green text in Control Panel Lenovo program overview Lenovo Mobile Access Lenovo SettingsLenovo Solution Center Password Manager Rescue and Recovery System Update Using your computer Frequently asked questionsRegistering your computer Can I get my user guide in another language? How do I get connected in different locations? How do I give presentations or attach an external monitor? Using the multi-touch screen To view the recently used applications Tasks Touch gestures touch models only Mouse actions Special keys Function keys and key combinations Using the ThinkPad pointing device Windows key Using the TrackPoint pointing stick Using the multi-touch trackpadCustomizing the ThinkPad pointing device Click Hardware and Sound Mouse ThinkPad Checking the battery status Power managementReplacing the cap Using the ac power adapter Click the Global Power Settings tabConnecting the ac power adapter Tips for using the ac power adapter Maximizing the battery life Managing the battery powerPower-saving modes Screen blank mode for Windows 7 only Handling the battery Hibernation modeClick Administrative Tools Wireless off Connecting to the network Wireless connections Using the wireless LAN connectionEthernet connections For Windows Tips for using the wireless LAN feature Checking the wireless LAN connection statusAccess Connections gauge status Access Connections icon status Tips for using the wireless WAN feature Using the wireless WAN connectionChecking the wireless WAN connection status Changing display settings Using the Bluetooth connectionUsing the NFC connection Presentations and multimedia Connecting a projector or an external monitor Using an external monitor Considerations for connecting an external monitor Using a DVI monitorSelect Multiple Displays Setting up a presentation Using dual displaysUsing the mini DisplayPort connector Using the Duplicate or Extend desktop function Using audio features Considerations for using the Extend desktop function Using the camera Using a flash media cardConfiguring camera settings Inserting a flash media card Click Hardware and Sound Removing a flash media card User Guide You and your computer Accessibility and comfortErgonomic information Accessibility information Comfort Traveling with your computer Travel tipsAssistive technologies Screen-reader technologies Travel accessories Using passwords Typing passwordsPower-on password Setting, changing, or removing a power-on password Supervisor password Setting, changing, or removing a supervisor password Hard disk passwordsUser hard disk password Setting a hard disk password Master hard disk passwordChanging or removing a hard disk password Tips on using the hard disk passwords Hard disk security Using Windows BitLocker Drive Encryption Setting the security chipSetting the security chip Tips on using the security chip Using the fingerprint readerEnrolling your fingerprints Swiping your finger over the fingerprint reader Setting the fingerprint reader Indicator behavior of the fingerprint readerIndicator behavior Description Maintaining the fingerprint reader Using firewalls Protecting data against viruses User Guide Recovery overview Recovery overview for the Windows 7 operating systemCreating and using recovery media Creating recovery media Using recovery media Performing backup and recovery operationsPerforming a backup operation Using the Rescue and Recovery workspace Performing a recovery operationClick the Restore your system from a backup icon Rescue files from your hard disk drive or from a backup Using a rescue medium Creating and using a rescue mediumCreating a rescue medium Reinstalling preinstalled programs Reinstalling preinstalled programs and device driversReinstalling preinstalled device drivers Solving recovery problems Recovery overview for the Windows 8 operating systemResetting your computer to the factory default settings Refreshing your computer Using the advanced startup options Recovering your operating system if Windows 8 fails to start Using recovery media Disabling the built-in battery Go to Config Power Disable Built-in BatteryReplacing devices Static electricity prevention Installing or replacing the SIM card Replacing the external battery pack User Guide Replacing the base cover assembly Replacing the hard disk drive or solid-state drive Replacing devices Replacing a memory module Replacing the wireless LAN card User Guide Replacing devices Replacing the wireless WAN card Replacing devices User Guide Replacing the keyboard User Guide Replacing devices User Guide Replacing devices User Guide Replacing the RTC battery User Guide Finding ThinkPad options Enhancing your computerThinkPad docking stations Front view ThinkPad Basic DockRear view ThinkPad Pro Dock Rear view ThinkPad Ultra Dock Attaching a ThinkPad docking station Detaching a ThinkPad docking station Connecting external displays to a docking station Security features User Guide Installing a new operating system Advanced configurationInstalling the Windows 7 operating system Installing the Windows 8 operating system Country or region Code Installing device drivers Using the ThinkPad Setup program Config menu Main menuMenu item Submenu item Value Comments Network AC only For Legacy Only boot Enabled DisabledMenu item Submenu item Value Comments First Menu item Submenu item Value Comments Auto Keyboard/MouseDisplay ThinkPad LCD Power Battery Optimized AlwaysBattery Optimized Maximum Performance Hours Beep and AlarmIntel AMT Menu item Submenu item Value Comments Password Date and Time menuSecurity menu VT100+ Fingerprint ExternalInternal Normal Bios ROM String Reporting Windows 7 or Smbios Reporting Smbios dataUefi Bios Update Security Chip Port Access AccessMenu item Submenu item Value Comments Memory Protection Virtualization Startup menu Menu item Value Comments Boot Network BootUEFI/Legacy Boot Both UEFI/Legacy Boot Priority Using system management Updating the Uefi BiosRestart menu Setting management features Preboot eXecution EnvironmentDesktop Management Interface Wake on LAN Defining a Network Boot sequence Enabling or disabling the Wake on LAN featureChecking the requirements for flash updates User Guide General tips for preventing problems Preventing problems117 Making sure device drivers are current Getting the latest drivers using System UpdateGetting 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 Take care in setting passwordsTaking care of the fingerprint reader Register your computer Be sure not to modify your computer Cleaning your computer keyboard Cleaning your computer display User Guide Troubleshooting computer problems Diagnosing problemsTroubleshooting Computer stops responding Spills on the keyboard Error messagesIf you spill something on your computer Errors without messages Beep errors Problem Solution Networking problems Memory module problemsEthernet problems Wireless LAN problem Wireless WAN problemBluetooth problems Solution Problems with the keyboard and other pointing devices TrackPoint pointing device problemsKeyboard problems Click Keyboard Problems with the display and multimedia devices Computer screen problems External monitor problems Audio problems Open Control Panel Click Hardware and SoundDouble-clickSound, video and game controllers Click the Realtek HD Manager icon Battery and power problems Fingerprint reader problemsBattery problems An ac power adapter problem Power problems Boot problems Power button problemSleep and hibernation problems Hard disk drive problems Problems with drives and other storage devicesSolid-state drive problem Software problem Problems with ports and connectorsUSB problem Docking station problem User Guide Getting support Getting help and serviceBefore you contact Lenovo Lenovo Support Web site Using diagnostic programsCalling Lenovo Purchasing additional services Telephone numbers User Guide Wireless related information Wireless interoperabilityAppendix A. Regulatory Information 143 Locations of the UltraConnect wireless antennas Usage environment and your health Locating wireless regulatory notices Export classification noticeElectronic emission notices Federal Communications Commission Declaration of Conformity German Class B compliance statement Appendix A. Regulatory Information User Guide Appendix B. Weee and recycling statements Important Weee informationRecycling information for Japan 149 Battery recycling information for Taiwan Battery recycling information for BrazilDisposing of Lenovo computer components Battery recycling information for the European Union User Guide European Union RoHS China RoHS India RoHSTurkish RoHS 153 Ukraine RoHS Appendix D. Energy Star model information Power plan Energy Saver settings when plugged into ac power155 Click OK Appendix E. Notices 157 Trademarks Page