Replacing devices | Lenovo 628323U guide

4. Loosen the screws

1 , and then remove the cover

2.

5. Remove the screws that secure the keyboard.

6. Turn the computer over and open the display.

Chapter 4. Replacing devices 35

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Lenovo 628323U manual Replacing devices

Contents

User Guide Safety, Warranty, and Setup Guide Regulatory Notice Contents Appendix B. Weee and recycling Statements Protect yourself from the heat that your computer generates Read this firstPrevent your computer from getting wet Protect the cables from being damaged Conditions that require immediate action Important safety informationHandle your computer gently Carry your computer carefully Service and upgrades Safety guidelines Extension cords and related devices Power cords and power adapters Plugs and outlets Power supply statementExternal devices Rechargeable battery notice General battery notice Heat and product ventilation Electrical current safety information Liquid crystal display LCD notice Using headphones or earphones Additional safety information Xii User Guide Product overview Locating computer controls, connectors, and indicatorsFront view Camera Power button System status indicatorRight-side view Microphone Power status indicator USB 2.0 connectorAc power connector Media card reader slot USB 3.0 connectors VGA connectorEthernet connector Left-side view System status indicators Status indicatorsBottom view User Guide Power status indicator Wireless status indicatorLocating important product information Machine type and model label FCC ID and IC Certification number label Specifications Features Battery pack Power source ac power adapterBattery life Operating environment Frequently asked questions Using your computerHow can I use the battery power more effectively? Registering your computer How do I give presentations or attach an external monitor? Special keysHow do I attach or replace a device? Using the TrackPoint pointing device Using the UltraNav pointing device Changing the cap Using the touch padCustomizing the touch pad Checking the battery status Power managementUsing the ac power adapter Connecting the ac power adapter Maximizing the battery life Charging the batteryPower-saving modes Handling the battery Using your computer Establishing wireless LAN connections Connecting to a wireless LANGo to Settings Internet connection Wi-Fi network Wireless LAN connection status Tips for using the wireless LAN feature Connecting a projector or an external monitorConnecting an external monitor Attaching an external monitor Using the camera Using audio featuresUsing a flash media card Removing a flash media card Inserting a flash media card User Guide You and your computer Accessibility and comfortErgonomic information Comfort Accessibility information Traveling with your computer Travel accessoriesTravel tips Assistive technologies User Guide Replacing devices Replacing the batteryStatic 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 Be careful about where and how you work Troubleshooting computer problemsTaking care of your computer Be gentle with your computer Cleaning the cover of your computer Computer stops responding Cleaning your computer display Networking problems Memory module problemsEthernet problems Spills on the keyboard Problems with the keyboard and other pointing devices Wireless LAN problemAn UltraNav pointing device problem Solution Problems with the display and multimedia devices Keyboard problemsComputer screen problems Audio problems External monitor problems Battery problems Battery and power problemsPower problems Sleep problems Power button problem User Guide Getting support Getting help and serviceBefore you contact Lenovo Calling Lenovo Lenovo Support Web siteTelephone numbers Finding ThinkPad options Purchasing additional services User Guide Location of the UltraConnect wireless antennas Wireless related informationWireless interoperability Appendix A. Regulatory information Export classification notice Locating wireless regulatory noticesElectronic emission notices Federal Communications Commission Declaration of Conformity Appendix A. Regulatory information User Guide Important Weee information Appendix B. Weee and recycling statements User Guide Appendix C. Energy Star model information Power plan Energy Saver settings when plugged into ac power User Guide Appendix D. Notices Trademarks Page Part Number Printed 1P P/N