Replacing devices | Lenovo 20AX000VUS specification

4. Detach the connector

1 . Then remove the backup battery

2.

5. Install the new backup battery

1 . Then attach the connector

2.

6.Reinstall the base cover assembly. See “Replacing the base cover assembly” on page 64.

7.Turn the computer over again. Connect the ac power adapter and all cables.

Chapter 6. Replacing devices 71

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Lenovo 20AX000VUS manual Replacing devices

Contents

User Guide First Edition May Copyright Lenovo Safety, Warranty, and Setup Guide Regulatory Notice Contents Replacing devices Iii Iv User Guide Protect the cables from being damaged Read this firstProtect yourself from the heat that your computer generates Prevent your computer from getting wet Carry your computer carefully Important safety informationProtect your computer and data when moving it Handle your computer gently Vii Safety guidelinesService and upgrades Conditions that require immediate action Power cords and power adapters Power supply statement Extension cords and related devicesPlugs and outlets General battery notice Built-in rechargeable battery noticeExternal devices Heat and product ventilation Lithium coin cell battery notice Electrical current safety information Xiii Using headphones or earphonesAdditional safety information Liquid crystal display LCD notice Xiv User Guide Locating computer controls, connectors, and indicators Product overviewFront view Microphones Power buttonSystem status indicator illuminated ThinkPad logo Camera Combo audio jack Right-side viewFan louvers Media card reader slot Security-lock slot USB 3.0 connectorLeft-side view High Definition Multimedia Interface Hdmi port Ac power connector Lenovo OneLink connector Ethernet connectorAlways On USB connector USB Bottom view Status indicators Locating important product information Machine type and model labelFCC ID and IC Certification number label Certificate of Authenticity label Features Operating environment Specifications Lenovo programs Accessing Lenovo programs on the Windows 7 operating system Accessing Lenovo programs from Control Panel Program Icon nameProgram Control Panel section Green text in Control Panel Accessing Lenovo programs on the Windows 8 operating system Access ConnectionsLenovo programs overview Lenovo Solution Client Security SolutionLenovo Mobile Access Lenovo Settings Rescue and Recovery Password ManagerPower Manager Recovery Media Can I get my user guide in another language? Using your computerFrequently asked questions Registering your computer How to use the battery power more effectively? Is getting connected in different locations a challenge?Need to attach or replace a device? Using the multi-touch screen To view the recently used applications Special keys Function keys Windows key Using the ThinkPad pointing device Click Hardware and Sound Mouse ThinkPad Using the TrackPoint pointing stickUsing the multi-touch touch pad Customizing the ThinkPad pointing device Power management Checking the battery statusUsing the ac power adapter Tips on using the ac power adapter Charging the batteryMaximizing the battery life Connecting the ac power adapter Click Settings Power Sleep Managing the battery powerPower-saving modes Select Power off display Sleep Enabling the wakeup function Wireless offClick Administrative Tools Always On USB function off Connecting to the network Wireless connectionsEthernet connections Select Send To Bluetooth Devices Establishing a wireless connectionUsing Bluetooth Bluetooth Access Connections wireless status icon Checking the wireless network connection statusAccess Connections gauge Access Connections status icon Enabling or disabling the wireless features Connecting an external monitorAttaching an external monitor Setting the monitor type Set Resolution Click Advanced SettingsConsiderations for attaching an external monitor Click Multiple Display Changing display settingsUsing the Extend desktop function Considerations for using the Extend desktop function Setting up a presentation Using the AMD Switchable Graphics featureUsing audio features Configuring camera settings Using the integrated cameraUsing a media card Configuring for sound recording Removing a media card Inserting a media card User Guide Accessibility and comfort You and your computerErgonomic information Comfort Accessibility information Screen-reader technologies Traveling with your computerTravel tips Assistive technologies Travel accessories Security Using passwordsPasswords and sleep mode Typing passwords Select Power-on Password Power-on passwordHard disk passwords Setting a power-on password Select Hard Disk 1 Password or Hard Disk 2 Password Setting a hard disk password Changing or removing a hard disk password Supervisor password Select Supervisor Password Setting, changing, or removing a supervisor password Hard disk security Using Windows BitLocker Drive Encryption Setting the security chip Setting the security chip Using the fingerprint reader Enrolling your fingerprintSwiping your finger over the reader Maintaining the fingerprint reader Protecting data against viruses Using firewalls Security User Guide Creating recovery media Recovery overviewRecovery overview for the Windows 7 operating system Creating and using a recovery media Performing a backup operation Performing backup and recovery operations Rescue files from your hard disk drive or from a backup Using the Rescue and Recovery workspacePerforming a recovery operation Click the Restore your system from a backup icon Creating and using a rescue medium Using a rescue mediumCreating a rescue medium Reinstalling preinstalled device drivers Reinstalling preinstalled applications and device driversSolving recovery problems Reinstalling preinstalled applications Refreshing your computer Recovery overview for the Windows 8 operating systemResetting your computer to the factory default settings Change PC settings General Recovery overview User Guide Static electricity prevention Disabling the built-in batterySelect Disable Built-in Battery Replacing devices Replacing the base cover assembly Replacing the hard disk drive or solid-state drive User Guide Replacing a memory module Replacing a Mini PCI ExpressCard for wireless LAN connection Replacing devices Replacing the backup battery Replacing devices User Guide Advanced configuration Installing a new operating systemBefore you begin Installing the Windows 7 fix modules Installing the Windows 7 operating systemSelect UEFI/Legacy Boot Installing the registry patches for Windows Installing the Windows 8 fix modules Installing the Windows 8 operating systemInstalling the driver for USB 3.0 for Windows Select Startup Boot Click Properties Installing other drivers and software for WindowsThinkPad Setup Click Change display settings Click Advanced Settings Main menu Config menu AC Only EnabledFor Legacy Only boot Menu item Submenu item Selection Comments Network Auto OS Optimized Defaults is setDisabled Menu item Submenu item Selection Comments Power SwitchableSetting to AMD switchable Integrated Graphics mode if Serial ATA Sata Beep and AlarmDate/Time menu Hours Menu item Submenu item Selection Comments Password At unattended boot, a passwordSecurity menu Inactive Disabled, the Security Chip optionBios ROM Strings Reporting Smbios Reporting Smbios Port Access Memory ProtectionVirtualization Startup menu Secure BootUser Mode Standard Mode Changing the startup sequence Restart menu System management Updating your system Uefi BiosUsing system management Preboot eXecution Environment Asset ID Eeprom Setting management featuresNetwork Boot sequence Wake on LAN Flash update General tips for preventing problems Preventing problems Click Downloads and drivers Getting the latest drivers using System UpdateMaking sure device drivers are current Getting the latest drivers from the Web site Carry your computer properly Be careful about where and how you workTaking care of your computer Be gentle with your computer Register your computer Be sure not to modify your computer Cleaning the cover of your computerTake care in setting passwords Care for the fingerprint reader Cleaning your computer display Cleaning your computer keyboard User Guide Computer stops responding Troubleshooting computer problemsDiagnosing problems Troubleshooting Error messages Spills on the keyboardIf you spill something on your computer Troubleshooting computer problems Errors without messages Problem Solution Beep errors Memory module problems Networking problemsEthernet problems Open Control Panel. Click Hardware and Sound Sound Playback Wireless LAN problemBluetooth problems Solution Keyboard problems Problems with the keyboard and other pointing devicesProblems with the display and multimedia devices ThinkPad pointing device problems Computer screen problems External monitor problems Set Resolution Audio problems Click Hardware and SoundDouble-clickSound, video and game controllers Fingerprint reader problems Power problems Battery and power problemsBattery problems An ac power adapter problem Power button problem Boot problemsSleep and hibernation problems Hard disk drive problems Problems with drives and other storage devices USB problem Software problemProblems with ports and connectors Solid-state drive problem User Guide Before you contact Lenovo Getting support Calling Lenovo Getting help and serviceUsing diagnostic programs Lenovo Support Web site Telephone numbers Finding ThinkPad options Purchasing additional services 119 Wireless related informationWireless interoperability Appendix A. Regulatory information Usage environment and your health Location of the UltraConnect wireless antennas Federal Communications Commission Declaration of Conformity Locating wireless regulatory noticesExport classification notice Electronic emission notices German Class B compliance statement Appendix A. Regulatory information User Guide 125 Appendix B. Weee and recycling statementsImportant Weee information Japan recycling statements Battery recycling information for the European Union Recycling information for BrazilDisposing of Lenovo computer components Appendix B. Weee and recycling statements User Guide 129 Power plan Energy Saver settings when plugged into ac powerAppendix C. Energy Star model information Click Hardware and Sound Device Manager Click OK 131 Appendix D. Notices Trademarks European Union RoHS China RoHS Turkish RoHS133 Ukraine RoHS India RoHS Page Part Number 1P P/N