Lenovo 628323U manual Replacing the keyboard

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10. Attach the cover

1

and pivot it downward

2 . Then tighten the screws

3.

11.Reinstall the battery. See “Replacing the battery” on page 27.

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

Replacing the keyboard

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.

DANGER

Electric current from power, telephone, and communication cables is hazardous. To avoid shock hazard, disconnect the cables before opening the cover of this slot.

Removing the keyboard

To remove the keyboard, do the following:

1.Turn off the computer; then disconnect the ac power adapter and all cables from the computer.

2.Close the computer display, and turn the computer over.

3.Remove the battery. See “Replacing the battery” on page 27.

34User Guide

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Contents User Guide Safety, Warranty, and Setup Guide Regulatory Notice Contents Appendix B. Weee and recycling Statements Read this first Protect yourself from the heat that your computer generatesPrevent your computer from getting wet Protect the cables from being damagedImportant safety information Conditions that require immediate actionHandle your computer gently Carry your computer carefullySafety guidelines Service and upgradesPower cords and power adapters Extension cords and related devicesPower supply statement Plugs and outletsExternal devices General battery notice Rechargeable battery noticeElectrical current safety information Heat and product ventilationUsing headphones or earphones Liquid crystal display LCD noticeAdditional safety information Xii User Guide Locating computer controls, connectors, and indicators Product overviewFront view CameraSystem status indicator Power buttonRight-side view MicrophoneUSB 2.0 connector Power status indicatorAc power connector Media card reader slotVGA connector USB 3.0 connectorsEthernet connector Left-side viewStatus indicators System status indicatorsBottom view User Guide Wireless status indicator Power status indicatorLocating important product information Machine type and model labelFCC ID and IC Certification number label Features SpecificationsPower source ac power adapter Battery packBattery life Operating environmentUsing your computer Frequently asked questionsHow can I use the battery power more effectively? Registering your computerSpecial keys How do I give presentations or attach an external monitor?How do I attach or replace a device? Using the UltraNav pointing device Using the TrackPoint pointing deviceUsing the touch pad Changing the capCustomizing the touch pad Power management Checking the battery statusUsing the ac power adapter Connecting the ac power adapterCharging the battery Maximizing the battery lifePower-saving modes Handling the batteryUsing your computer Connecting to a wireless LAN Establishing wireless LAN connectionsGo to Settings Internet connection Wi-Fi network Wireless LAN connection statusConnecting a projector or an external monitor Tips for using the wireless LAN featureConnecting an external monitor Attaching an external monitorUsing audio features Using the cameraUsing a flash media card Inserting a flash media card Removing a flash media cardUser Guide Accessibility and comfort You and your computerErgonomic information Accessibility information ComfortTravel accessories Traveling with your computerTravel tips Assistive technologiesUser Guide Replacing the battery Replacing devicesStatic electricity prevention User Guide Before you start, print these instructions User Guide Replacing devices Replacing a memory module Replacing devices Replacing the keyboard Replacing devices Installing the keyboard Replacing devices User Guide Replacing devices User Guide Troubleshooting computer problems Be careful about where and how you workTaking care of your computer Be gentle with your computerCleaning the cover of your computer Cleaning your computer display Computer stops respondingMemory module problems Networking problemsEthernet problems Spills on the keyboardWireless LAN problem Problems with the keyboard and other pointing devicesAn UltraNav pointing device problem SolutionKeyboard problems Problems with the display and multimedia devicesComputer screen problems External monitor problems Audio problemsBattery and power problems Battery problemsPower problems Power button problem Sleep problemsUser Guide Getting help and service Getting supportBefore you contact Lenovo Lenovo Support Web site Calling LenovoTelephone numbers Purchasing additional services Finding ThinkPad optionsUser Guide Wireless related information Location of the UltraConnect wireless antennasWireless interoperability Appendix A. Regulatory informationLocating wireless regulatory notices Export classification noticeElectronic emission notices Federal Communications Commission Declaration of ConformityAppendix A. Regulatory information User Guide Appendix B. Weee and recycling statements Important Weee informationUser Guide Power plan Energy Saver settings when plugged into ac power Appendix C. Energy Star model informationUser Guide Appendix D. Notices Trademarks Page Part Number Printed 1P P/N