Replacing devices | Lenovo 23539KU specs

7.Reinstall the keyboard. See “Replacing the keyboard” on page 74.

8.Reinstall the battery. See “Replacing the battery” on page 67.

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

Chapter 6. Replacing devices 95

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Lenovo 23539KU manual Replacing devices

Contents

User Guide First Edition May Copyright Lenovo Safety, Warranty, and Setup Guide Regulatory Notice Contents Replacing devices Iii Appendix B. Weee and recycling statements Iv User Guide Protect yourself from the heat that your computer generates Read this firstPrevent your computer from getting wet Protect the cables from being damaged Protect your computer and data when moving it Important safety informationHandle your computer gently Carry your computer carefully Service and upgrades Safety guidelinesConditions that require immediate action Vii Viii User Guide Extension cords and related devices Power cords and power adapters External devices Power supply statementPlugs and outlets Rechargeable battery notice General battery notice Lithium coin cell battery notice Xiii Heat and product ventilation Laser compliance statement Electrical current safety information Liquid crystal display LCD notice Using headphones or earphonesAdditional safety information Do not connect phone line while using tablet mode Front view Locating computer controls, connectors, and indicatorsProduct overview Built-in microphones on some models Power buttonIntegrated camera on some models ThinkLight light Right-side view Wireless radio switchSecurity keyhole Serial Ultrabay Slim bay Left-side view USB 3.0 connectorFan louvers Combo audio jack Smart card slot PCI Express Mini Card slot for wireless LAN/WiMAXBottom view Rear View Ethernet connector Power jackMini DisplayPort connector or Thunderbolt connector Always On USB connector System-status indicators Status indicatorsWireless LAN/WAN/WiMAX/Bluetooth status indicator Device access status indicator Battery status Power status indicatorsLocating important product information Machine type and model label FCC ID and IC Certification number label Certificate of Authenticity label Features User Guide Operating environment Specifications Accessing programs from Control Panel Accessing ThinkVantage programsThinkVantage programs Program Icon name Program Control Panel section Green text in Control Panel Access ConnectionsIntroduction to ThinkVantage programs Lenovo Solutions Center Client Security SolutionPassword Manager Active Protection System Recovery Media Power ManagerRescue and Recovery System Update User Guide Register your computer Using your computerFrequently asked questions Need to attach or replace a device? Is getting connected in different locations a challenge? Switching a display output location Fn+F7 Power conservation Fn+F4Enabling or disabling the wireless features Fn+F5 Special keys and buttons Adjusting the brightness level of the computer display Changing the camera and audio settings Fn+F6Multimedia controls Other functions Setting the microphone mute button Volume and mute buttonsSetting the volume Windows key Using the UltraNav pointing deviceWindows key Click Start Control Panel Hardware and Sound Mouse UltraNav Using the TrackPoint pointing deviceCustomizing the TrackPoint pointing device Changing the cap Using the touch pad Adding the UltraNav icon to the system tray Power managementChecking battery status Charging the battery Using the ac power adapterConnecting the ac power adapter Tips on using the ac power adapter Power-saving modes Maximizing battery lifeManaging your battery power Wireless off Handling the batteryEnabling the battery alarm Click the Global Power Settings tab Using your computer Wireless connections Connecting to the networkWireless LAN Wireless WAN Establishing wireless WAN connections Establishing wireless LAN connectionsTips for using the wireless LAN feature Wireless network setup Using WiMAX Using BluetoothChecking wireless connection status Select Send To Bluetooth Devices Access Connections icon and wireless status icon Connecting a projector or external display Changing display settingsEnabling or disabling the wireless feature Presentations and multimedia Setting the monitor type Connecting an external monitorSet Resolution Click Advanced Settings Considerations for attaching an external monitor Considerations for attaching a DVI monitor Using the DVI monitorSelect Multiple Displays Using the Extend desktop function Setting up a presentationUsing the Mini DisplayPort connector Using the Thunderbolt connector Using audio features Using the Nvidia Optimus Graphics feature Using the optical drive Using an integrated cameraConfiguring camera settings Adjusting the video output quality of your camera MultiBurner drive Using an ExpressCard, a flash media card, or a smart card Using your computer User Guide Ergonomic information Accessibility and comfortYou and your computer Comfort Accessibility information Traveling with your computer Travel accessoriesTravel tips Assistive technologies User Guide Passwords and sleep mode Using passwordsTyping passwords Security Hard disk passwords Power-on passwordSetting a power-on password Select Power-on Password Select Hard Disk 1 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 LED behavior of the fingerprint reader Using the fingerprint readerEnrolling your fingerprint LED behavior Description Swiping your finger over the readerLogging on to the system Care for the fingerprint reader Setting the fingerprint reader Security Protecting data against viruses Using and understanding firewalls Creating recovery media Recovery overviewCreating and using recovery media Performing a backup operation Performing backup and recovery operationsUsing recovery media Performing a recovery operation Using the Rescue and Recovery workspaceClick the Restore your system from a backup icon Rescue files from your hard disk drive or from a backup Creating a rescue medium Creating and using a rescue mediumUsing a rescue medium Reinstalling preinstalled device drivers Reinstalling preinstalled applications and device driversReinstalling preinstalled applications Solving recovery problems Static electricity prevention Replacing the batteryReplacing devices User Guide Replacing a memory module User Guide Replacing devices Replacing the hard disk drive or solid state drive Replacing devices To remove the keyboard, do the following Replacing the keyboard Replacing devices To install the keyboard, do the following Replacing devices User Guide Replacing devices User Guide Replacing devices To replace a PCI Express Mini Card with three connectors Remove the screw Card pops up Remove the card User Guide Before you start, print these instructions User Guide Replacing devices User Guide Replacing devices User Guide Replacing devices Replacing the SIM card Replacing the Serial Ultrabay Slim device Replacing devices Replacing the backup battery Replacing devices User Guide Performing a warm-swap operation Enhancing your computerFinding ThinkPad options Lift up the stopper on the hard disk drive adapter Enhancing your computer Inserting the secondary hard disk drive adapter into the bay ThinkPad docking stations and port replicators Front view User Guide Rear view User Guide Attaching a ThinkPad port replicator or docking station User Guide Enhancing your computer Detaching a ThinkPad port replicator or docking station Security feature Using the system lock key User Guide Installing a new operating system Advanced configurationBefore you begin 111 Select UEFI/Legacy Boot Installing Windows 7 operating systemInstalling the registry patches for Windows Installing the Windows 7 update module package Installing the driver for the 4-in-1 media card reader Installing device driversClick Change display settings Click Advanced Settings Click Update Driver Main menu ThinkPad SetupInstalling other device drivers and software MAC address Internal LAN Config menuMenu item Submenu item Value Comments Network AC only For Legacy Only boot EnabledDisabled Menu item Submenu item Value Comments Both Menu item Submenu item Value Comments Keyboard/MouseDisplay ThinkPad LCD Battery Optimized Always PowerDisabled No runtime Battery Optimized Automatic Beep and Alarm VT100+ Menu item Submenu item Value Comments Serial ATA SataIntel AMT Security menu Menu item Submenu item Value Comments PasswordDate/Time menu External FingerprintInternal Enter Smbios Reporting Smbios data Bios ROM String Reporting Bios text stringUpdate Option Protection Enabled Anti-Theft Menu item Submenu item Value Comments Port Access Changing the startup sequence Startup menu Restart menu Using system management Updating your system Uefi BiosPreboot eXecution Environment System management Network Boot sequence Setting management featuresWake on LAN Asset ID Eeprom Flash update User Guide 131 Preventing problemsGeneral tips for preventing problems Making sure device drivers are current Getting the latest drivers using System UpdateGetting the latest drivers from the Web site Click Downloads and drivers Taking care of your computer Be careful about where and how you workBe gentle with your computer Carry your computer properly Register your computer Be sure not to modify your computer Cleaning the cover of your computerTake care in setting passwords Cleaning your computer display Cleaning your computer keyboard User Guide Diagnosing problems Troubleshooting computer problemsTroubleshooting Computer stops responding If you spill something on your computer Error messagesSpills on the keyboard Troubleshooting computer problems User Guide Errors without messages Memory problems Beep errorsEthernet problems Problem Solution Solution Wireless LAN problem Bluetooth problems Wireless WAN problemUltraNav problems Keyboard and other pointing devices Computer screen problems Keyboard problemsDisplay and multimedia devices Click Keyboard External monitor problems Double-clickSound, video and game controllers Audio problemsClick Start Control Panel Click Hardware and Sound Fingerprint reader problems AC power adapter problems Battery and powerBattery problems Startup problems Power problemsPower button problem Sleep and hibernation problems Solid state drive problems Hard disk drive problemsOptical drive problems Drives and other storage devices Ports and connectors Software problems Docking station or port replicator problem USB problem Before you contact Lenovo Getting help and serviceGetting support Calling Lenovo Using diagnostic programsLenovo Support Web site Telephone numbers Purchasing additional services User Guide Wireless interoperability Wireless related informationAppendix A. Regulatory information 159 Type 1 Antenna location Location of the UltraConnect wireless antennasUsage environment and your health Type 2 Antenna location Locating wireless regulatory notices Electronic emissions notices Export classification noticeFederal Communications Commission Declaration of Conformity Industry Canada Class B emission compliance statement Korea Class B compliance statement German Class B compliance statement User Guide EU Weee statements Appendix B. Weee and recycling statementsJapan recycling statements 165 Disposing of Lenovo computer components Battery recycling information for TaiwanRecycling information for Brazil Battery recycling information for the European Union User Guide 169 Power plan Energy Saver settings when plugged into ac powerAppendix C. Energy Star model information Click OK 171 Appendix D. Notices Trademarks Page Part Number 1P P/N