User Guide | Lenovo E431, E531 specs

7. Loosen the screws that secure the keyboard with the keyboard multi-tool.

8.Pivot the keyboard slightly upward 1 until you can see the connectors on the bottom side of the keyboard. Then turn over the keyboard 2 .

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Lenovo E431, E531 manual User Guide

Contents

User Guide Safety, Warranty, and Setup Guide Regulatory Notice First Edition April Copyright Lenovo Contents Replacing devices 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 Lithium coin cell battery notice Heat and product ventilation Electrical current safety information Using headphones or earphones Laser compliance statementLiquid crystal display LCD notice Xiii Additional safety information Locating computer controls, connectors, and indicators Product overviewFront view ThinkPad Edge E431 front view System status indicator illuminated ThinkPad logo Power buttonBuilt-in microphones Integrated camera ThinkPad Edge E531 front view ThinkPad Edge E531 front view Numeric keypad Always On USB connector Ethernet connectorRight-side view Optical drive Left-side view Ac power connector Lenovo OneLink connectorThinkPad Edge E431 left-side view VGA connector USB 3.0 connectorsSecurity keyhole Fan louvers left ThinkPad Edge E531 left-side view ThinkPad Edge E531 left-side view PCI Express Mini Card slot for wireless LAN card BatterySlot for wireless WAN card or M.2 solid-state drive Bottom view Status indicators Memory-upgrade slotRear view Hard disk drive or solid-state drive Fn Lock indicator Speaker mute indicatorMicrophone mute indicator Camera status indicator Machine type and model label Locating important product informationFCC ID and IC Certification number label Features Certificate of Authenticity label Processor MemoryStorage device Display Specifications Operating environment Lenovo programs Accessing Lenovo programs on the Windows 7 operating systemProgram Icon name Accessing Lenovo programs from Control Panel Program Control Panel section Green text in Control Panel Access Connections Accessing Lenovo programs on the Windows 8 operating systemAn introduction to Lenovo programs Client Security Solution Lenovo SettingsLenovo Mobile Access Lenovo Solution Center Password Manager Power ManagerRecovery Media OneKey Recovery Pro Frequently asked questions Using your computerRegistering your computer Is getting connected in different locations a challenge? How do I attach or replace a device? Using the multi-touch screen To view the recently used applications Special keys ThinkPad Edge E431 special keys Function keys Windows key ThinkPad Edge E531 special keysAdditional shortcut keys Opens the default browser Opens Computer Using the ThinkPad pointing device Power management Checking the battery status Using the ac power adapter Charging the batteryConnecting the ac power adapter Tips on using the ac power adapter Managing the power plans Maximizing the battery lifePower-saving modes Click Power Plan or click Advanced Power Plan Wireless offClick Administrative Tools Day Standby function Handling the battery Connecting to the network Ethernet connections Wireless connections Using the wireless LAN and wireless WAN features Using Bluetooth Checking the wireless network connection statusSending data to a Bluetooth-enabled device Select Send To Bluetooth Devices Access Connections status icon Access Connections gaugeAccess Connections wireless status icon Changing display settings Using an external monitorPresentations and multimedia Changing the font size Connecting an external monitor Setting the monitor typeSet Resolution Click Advanced Settings Considerations for connecting an external monitor Using a projector Using the Extend desktop function Using the integrated camera Using audio featuresConfiguring for sound recording Using the optical drive Using a flash media cardInserting a flash media card Multi-Burner drive Removing a flash media card Right-click the Safely Remove Hardware and Eject Media icon You and your computer Accessibility and comfortErgonomic information Accessibility information Comfort Travel accessories Traveling with your computerTravel tips Assistive technologies User Guide Using passwords Passwords and sleep modeTyping passwords Security Power-on password Hard disk passwordsSetting a power-on password Select Power-on Password Setting a hard disk password Select Hard Disk 1 Password Supervisor password Changing or removing a hard disk password Setting, changing, or removing a supervisor password Select Supervisor Password Hard disk security Using the fingerprint readerEnrolling your fingerprint Swiping your finger over the reader Maintaining the fingerprint reader Using firewalls Protecting data against viruses User Guide Recovery overview Recovery overview for Windows 7 modelsCreating and using a recovery media Creating recovery media Performing backup and recovery operations Performing a backup operation Using the OneKey Recovery Pro 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 and device drivers Solving recovery problemsReinstalling preinstalled programs Reinstalling preinstalled device drivers Recovery overview for Windows 8 models Refreshing your computer Recovery overview User Guide Replacing devices Replacing the batteryStatic electricity prevention User Guide Replacing the SIM card Replacing the keyboard ThinkPad Edge E431 Replacing devices User Guide Installing the keyboard User Guide Replacing devices ThinkPad Edge E531 Replacing devices User Guide Installing the keyboard User Guide Replacing devices Replacing the hard disk drive or solid-state drive Replacing devices User Guide Replacing the optical drive ThinkPad Edge E431 User Guide ThinkPad Edge E531 User Guide Replacing a wireless LAN card User Guide Replacing devices Replacing a wireless WAN card Replacing devices Replacing a memory module Replacing a memory module Replacing the backup battery Replacing devices User Guide Replacing devices User Guide Advanced configuration Installing a new operating systemBefore you begin 101 Installing the Windows 7 operating system Select UEFI/Legacy BootInstalling the registry patches for Windows Country or region Code Installing device drivers Installing the Windows 8 operating systemInstalling the driver for the 4-in-1 media card reader Click Change display settings Click Advanced Settings Click Properties MAC address Internal LAN Preinstalled OS License ThinkPad SetupMain menu Config menu Uefi Secure Boot Disabled DefaultSwitchable Graphics Menu item Submenu item Selection Comments Power Battery OptimizedMaximum Performance Always Menu item Submenu item Selection Comments Beep and Alarm Select Compatibility modeDate/Time menu Serial ATA Sata Password at unattended Menu item Submenu item Selection Comments PasswordSecurity menu Password at restart Smbios ReportingSecurity Chip Inactive Memory Protection Port AccessVirtualization Permanently Disabled Anti-Theft Menu item Submenu item Selection Comments Secure Boot User ModeStandard Mode Startup menu Boot submenu Other items on the Startup menu Menu item Selection Comments Boot Network BootUEFI/Legacy Boot Both Following the UEFI/Legacy Boot Updating your system Uefi Bios Restart menu User Guide General tips for preventing problems Preventing problems119 Getting the latest drivers using System Update Making sure device drivers are currentGetting the latest drivers from the Web site Click Downloads and drivers 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 passwordsCare for 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 Troubleshooting computer problems Errors without messages Beep errors Problem Solution Networking problems Memory module problemsEthernet problems Wireless WAN problem Wireless LAN problemSolution Problems with the keyboard and other pointing devices Bluetooth problemsThinkPad pointing device problems Keyboard problems Computer screen problems Problems with the display and multimedia devicesClick Keyboard External monitor problems Set Resolution Audio problems Click Hardware and Sound Double-clickSound, video and game controllers Battery and power problems Fingerprint reader problemsBattery problems Power problems An ac power adapter problemPower button problem Boot problems Sleep and hibernation problems Problems with drives and other storage devices Hard disk drive problemsSolid-state drive problem Optical drive problems Software problem USB problem User Guide Getting support Before you contact Lenovo Getting help and service Using diagnostic programsLenovo Support Web site Calling Lenovo Finding ThinkPad options Telephone numbers Purchasing additional services Wireless related information Wireless interoperabilityAppendix A. Regulatory information 149 Usage environment and your health Location of the UltraConnect wireless antennasType 1 Antenna location Locating wireless regulatory notices Export classification noticeElectronic emission notices Federal Communications Commission Declaration of Conformity 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 155 Recycling information for Brazil Battery recycling information for the European UnionDisposing of a Lenovo computer components Appendix B. Weee and recycling statements User Guide Power plan Energy Saver settings when plugged into ac power Appendix C. Energy Star model informationClick Hardware and Sound Device Manager 159 Click OK Appendix D. Notices 161 Trademarks China RoHS Turkish RoHS European Union RoHS163 Ukraine RoHS India RoHS