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Lenovo 20AQ004JUS, 20AQ006HUS manual Replacing the wireless LAN card, Danger

Models: 20AQ004JUS 20AQ006HUS

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5.Open the latches on both sides of the slot at the same time Save the removed memory module for future use.

1 , and then remove the memory module

6.Place the notched end of the new memory module toward the contact edge side of the memory slot, and insert the memory module 1 into the slot at an angle of about 20 degrees. Pivot the memory module downward until it snaps into place 2 . Ensure that the memory module is firmly installed in the slot and cannot be moved easily.

Attention: Do not touch the contact edge of the memory module. Otherwise the memory module might be damaged.

7.Reinstall the base cover assembly and the external battery pack.

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

Replacing the wireless LAN card

Before you start, print these instructions.

DANGER

During electrical storms, do not connect the cable to or disconnect it from the telephone outlet on the wall.

Chapter 6. Replacing devices 75

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Lenovo 20AQ004JUS, 20AQ006HUS manual Replacing the wireless LAN card, Danger

Contents

ThinkPad T440s User Guide“Important safety information” on page Appendix E “Notices” on page Safety, Warranty, and Setup Guide Regulatory NoticeRead this first ContentsChapter 2. Using your computer Chapter 5. Recovery overviewcomputer problems Chapter 8. Advanced configurationChapter 9. Preventing problems Chapter 10. TroubleshootingAppendix C. Restriction of Hazardous Substances Directive RoHS Appendix B. WEEE and recycling statementsAppendix D. ENERGY STAR model information Appendix E. Notices iv User Guide Prevent your computer from getting wet Protect yourself from the heat generated by the ac power adapterRead this first Protect yourself from the heat that your computer generatesCarry your computer carefully Important safety informationProtect your computer and data when moving it Handle your computer gentlyService and upgrades Safety guidelinesConditions that require immediate action Hazardous moving parts. Keep fingers and other body parts away Power cords and power adaptersDANGER DANGER Power supply statementExtension cords and related devices Plugs and outletsKeep the battery pack away from fire General battery noticeRechargeable battery notice Replace only with a battery of the type recommended by LenovoDANGER Danger of explosion if battery is incorrectly replaced Do not Notice for lithium RTC batteryNotice for built-in rechargeable battery Keep it away from children Do not drop the battery packRegularly inspect the outside of the computer for dust accumulation Electrical current safety informationAirflow temperatures into the computer should not exceed 35C 95F Keep the cover closed whenever the computer is plugged in4. Attach power cords to outlets 5. Turn devices ON Using headphones or earphonesLiquid crystal display LCD notice 3. Attach signal cables to connectorsNotice for users in the U.S.A Additional safety informationDANGER Camera on some models Locating computer controls, connectors, and indicatorsChapter 1. Product overview Front viewThinkPad pointing device 5 TrackPoint pointing stick Power buttonMicrophones Fingerprint reader on some modelsSIM card tray on some models Audio connectorUSB 3.0 connector Right-side viewConnect the computer to a LAN with the Ethernet connector Ethernet connectorVideo Graphics Array VGA connector Security-lock slotLeft-side view Power connectorMini DisplayPort connector Always On USB connectorSmart card slot on some models External battery packDocking station connector on some models Bottom viewSpeakers Emergency reset holeKeyboard drainage holes Microphone mute indicator Status indicatorsFn Lock indicator Speaker mute indicatorMachine type and model information Locating important product informationFCC ID and IC Certification information Certificate of Authenticity information Memory FeaturesGenuine Microsoft label MicroprocessorDisplay GPS and wireless featuresSecurity feature Storage deviceOperating environment SpecificationsPower source ac power adapter Battery statusLenovo programs Accessing Lenovo programs on the Windows 7 operating systemAccessing Lenovo programs from the Lenovo ThinkVantage Tools program Accessing Lenovo programs from Control PanelTable 2. Programs in Control Panel Accessing Lenovo programs on the Windows 8 operating systemActive Protection System Access ConnectionsClient Security Solution Lenovo program overviewPassword Manager Lenovo Mobile AccessLenovo Settings Lenovo Solution CenterSystem Update Rescue and Recovery18 User Guide Can I get my user guide in another language? Chapter 2. Using your computerFrequently asked questions Registering your computerHow do I get connected in different locations? How do I use battery power more effectively when I am on the go?How do I give presentations or attach an external monitor? Swipe or slide Using the multi-touch screenPress and hold DragTo view the recently used applications TasksTouch gestures touch models only Mouse actionsTouch gestures touch models only TasksMouse actions Function keys and key combinations Special keysWindows key Using the ThinkPad pointing device2. Click Hardware and Sound Mouse ThinkPad Using the TrackPoint pointing stickUsing the multi-touch trackpad Customizing the ThinkPad pointing deviceChecking the battery status Power managementReplacing the cap Connecting the ac power adapter Using the ac power adapterEnabling the battery alarm on the Windows 7 operating system 2. Click the Global Power Settings tabScreen blank mode for Windows 7 only Maximizing the battery lifeManaging the battery power Power-saving modesWireless off Handling the batteryHibernation mode 2. Click Administrative ToolsKeep it away from children Connecting to the networkDo not expose it to excessive heat Do not expose it to water or rain Do not short-circuit it Store it in a cool dry placeFor Windows Wireless connectionsUsing the wireless LAN connection Ethernet connectionsAccess Connections icon status Tips for using the wireless LAN featureChecking the wireless LAN connection status Access Connections gauge statusAccess Connections gauge status Using the wireless WAN connectionTips for using the wireless WAN feature Checking the wireless WAN connection status3. Select Send To Bluetooth Devices Changing display settingsUsing the Bluetooth connection Using the NFC connectionSetting the external monitor type Connecting a projector or an external monitorUsing an external monitor Connecting an external monitor3. Select Multiple Displays Using a DVI monitorConsiderations for connecting an external monitor 12. Clear the Show compatible hardware check boxConsiderations for connecting a DVI monitor Setting up a presentationUsing dual displays Using the mini DisplayPort connectorConsiderations for using the Extend desktop function Using audio featuresInserting a flash media card Using the cameraUsing a flash media card Configuring camera settingsRemoving a flash media card 2. Click Hardware and Sound42 User Guide Chapter 3. You and your computer Accessibility and comfortErgonomic information Questions about vision? Accessibility informationComfort What if you are traveling?Screen-reader technologies Traveling with your computerTravel tips Assistive technologiesTravel accessories Setting, changing, or removing a power-on password Using passwordsTyping passwords Power-on password48 User Guide Supervisor passwordSetting, changing, or removing a supervisor password Hard disk passwordsUser hard disk password 50 User Guide Master hard disk passwordSetting a hard disk password Changing or removing a hard disk passwordHard disk security Tips on using the hard disk passwordsDisk Encryption hard disk drive and Encryption solid-state drive Setting the security chipUsing Windows BitLocker Drive Encryption Setting the security chipTips on using the security chip Using the fingerprint readerEnrolling your fingerprints To swipe your finger over the fingerprint reader, do the following Swiping your finger over the fingerprint reader1. Placethe top joint of your fingeron the sensor Setting the fingerprint reader Indicator behavior of the fingerprint readerMaintaining the fingerprint reader Protecting data against viruses Using firewalls58 User Guide Creating recovery media Chapter 5. Recovery overviewRecovery overview for the Windows 7 operating system Creating and using recovery mediaUsing recovery media Performing backup and recovery operationsPerforming a backup operation Rescue files from your hard disk drive or from a backup Using the Rescue and Recovery workspacePerforming a recovery operation 3. Click the Restore your system from a backup icon62 User Guide Creating and using a rescue mediumUsing a rescue medium Creating a rescue mediumReinstalling preinstalled programs Reinstalling preinstalled programs and device driversReinstalling preinstalled device drivers Refreshing your computer Solving recovery problemsRecovery overview for the Windows 8 operating system Resetting your computer to the factory default settingsCreating recovery media Using the advanced startup optionsRecovering your operating system if Windows 8 fails to start Creating and using recovery media66 User Guide Using recovery mediaStatic electricity prevention Disabling the built-in battery3. Go to Config Power Disable Built-in Battery Chapter 6. Replacing devices68 User Guide Installing or replacing the SIM cardChapter 6. Replacing devices Replacing the external battery packDo not expose it to excessive heat Do not expose it to water or rain Prerequisites for the procedure DANGERReplace only with a battery of the type recommended by Lenovo Keep the battery pack away from fireReplacing the base cover assembly 72 User Guide Replacing the hard disk drive or solid-state drive6. Remove the hard disk drive or solid-state drive with bracket 8. Install the new hard disk drive or solid-state drive with bracketChapter 6. Replacing devices 74 User Guide Replacing a memory moduleDANGER Replacing the wireless LAN card76 User Guide DANGERChapter 6. Replacing devices 7. Carefully remove the wireless LAN card out of the slot9. Pivot the new wireless LAN card downward 1 , and then install the screw to secure the card in place78 User Guide Replacing the wireless WAN cardDANGER DANGER7. Carefully remove the wireless WAN card out of the slot 80 User Guide DANGER Replacing the keyboardDANGER 6. Use the cross end of the multi-tool to loosen the screws Chapter 6. Replacing devices To install the new keyboard, do the following84 User Guide 1. Attach the connectors, and then turn over the keyboardChapter 6. Replacing devices 86 User Guide DANGER Replacing the RTC batteryReplace only with a battery of the type recommended by Lenovo Keep the battery pack away from fireand attach the connector 6. Install the new RTC battery88 User Guide ThinkPad docking stations Locating controls and connectors on the ThinkPad docking stationsChapter 7. Enhancing your computer Finding ThinkPad optionsFront view ThinkPad Basic DockRear view Front view ThinkPad Pro DockChapter 7. Enhancing your computer 92 User Guide Rear viewFront view ThinkPad Ultra DockRear view 94 User Guide Attaching a ThinkPad docking stationDetaching a ThinkPad docking station 96 User Guide Connecting external displays to a docking stationSecurity features 98 User Guide Installing a new operating system Chapter 8. Advanced configurationInstalling the Windows 7 operating system 2. Select Startup Boot to display the Boot Priority Order submenu Installing the Windows 8 operating systemUsing the ThinkPad Setup program Installing device driversMain menu Config menuTable 4. Config menu items continued 104 User Guide Table 4. Config menu items continuedMenu item Table 4. Config menu items continuedTo use this feature, a special Table 4. Config menu items continued106 User Guide Security menu Date and Time menustored in the fingerprint reader and reset settings unauthorized access, set the user authenticationFor more information, see “Power-on password” Enable or disable password authentication. ThisMenu item Table 5. Security menu items continued110 User Guide Table 5. Security menu items continuedStartup menu 1. Turn off the computer Using system management Updating the UEFI BIOSRestart menu Wake on LAN Setting management featuresPreboot eXecution Environment Desktop Management InterfaceDefining a Network Boot sequence Enabling or disabling the Wake on LAN featureChecking the requirements for flash updates 116 User Guide General tips for preventing problems Chapter 9. Preventing problemsMaking sure device drivers are current Getting the latest drivers using System UpdateGetting 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 computerRegister your computer Cleaning the cover of your computerTake care in setting passwords Taking care of the fingerprint readerCleaning your computer display Cleaning your computer keyboard122 User Guide Computer stops responding Chapter 10. Troubleshooting computer problemsDiagnosing problems TroubleshootingSpills on the keyboard Error messagesIf you spill something on your computer Chapter 10. Troubleshooting computer problems Errors without messagesBeep errors Networking problems Memory module problemsEthernet problems Solution A wireless LAN problemA wireless WAN problem Bluetooth problems2. Open Control Panel and click Hardware and Sound Sound Playback Problems with the keyboard and other pointing devicesTrackPoint pointing device problems Keyboard problemsComputer screen problems Problems with the display and multimedia devices4. Click Advanced Settings 5. Click Advanced Settings External monitor problems2. Click the Realtek HD Manager icon Audio problems1. Open Control Panel 2. Click Hardware and Sound 4. Double-click Sound, video and game controllers2. Click Hardware and Sound Fingerprint reader problemsBattery and power problems Battery problemsPower problems An ac power adapter problem134 User Guide Boot problems A power button problemSleep and hibernation problems Hard disk drive problems Problems with drives and other storage devicesA solid-state drive problem A docking station problem A software problemProblems with ports and connectors A USB problem138 User Guide Chapter 11. Getting support Getting help and serviceDownloading system updates Recording problem symptoms and detailsLenovo Support Web site Using diagnostic programsCalling Lenovo Telephone numbers Purchasing additional services142 User Guide Wireless interoperability Wireless related informationAppendix A. Regulatory Information Usage environment and your health Locations of the UltraConnect wireless antennasWireless LAN antenna auxiliary and Wireless WAN antenna auxiliary Wireless WAN antenna main and Wireless LAN antenna mainFederal Communications Commission Declaration of Conformity Locating wireless regulatory noticesExport classification notice Electronic emission noticesDeutschsprachiger EU Hinweis German Class B compliance statementDeutschland Eurasian compliance mark Lenovo product service information for TaiwanKorea Class B compliance statement Japan VCCI Class B compliance statement148 User Guide Collecting and recycling a disused Lenovo computer or monitor Appendix B. WEEE and recycling statementsImportant WEEE information Recycling information for JapanDisposing of Lenovo computer components Battery recycling information for BrazilBattery recycling information for Taiwan Disposing of a disused battery pack from Lenovo notebook computersBattery recycling information for the United States and Canada Battery recycling information for the European UnionAppendix B. WEEE and recycling statements 152 User Guide Turkish RoHS Appendix C. Restriction of Hazardous Substances Directive RoHSEuropean Union RoHS China RoHS India RoHS154 User Guide Ukraine RoHS1. Click Start Control panel Appendix D. ENERGY STAR model information2. Click Hardware and Sound Device Manager 6. Clear the Allow this device to wake the computer check box 5. Click the Power Management tab156 User Guide Lenovo United States, Inc 1009 Think Place - Building One Appendix E. NoticesMorrisville, NC U.S.A Attention Lenovo Director of Licensing Trademarks Page