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Lenovo B450 manual Replacing the battery, Upgrading and replacing devices, „To replace the battery

Models: B450

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Chapter 6. Upgrading and replacing devices

Chapter 6. Upgrading and replacing devices

Replacing the battery ----------------------------------------

Note: Use only the battery provided by Lenovo. Any other battery could ignite or explode.

To replace the battery

1Turn off the computer. Disconnect the AC adapter and all cables from the computer.

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

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Lenovo B450 manual Replacing the battery, Upgrading and replacing devices, „To replace the battery

Contents

Lenovo B450 User GuideFirst Edition July Copyright Lenovo Respective Users Dear userExplanation of hard disk capacity Page Page Contents Notice on deleting data from „Read this first Important safety informationImportant safety information Danger Important safety informationUnpack Important safety information Working placeDanger DangerImportant safety information On usingDanger DangerDo NOT wrap the power cord around the power adapter or other objects viii Important safety informationService and upgrades Top view Chapter 1. Getting to know your computerb c d Chapter 1. Getting to know your computer Left-sideview Chapter 1. Getting to know your computera b c d e f jackRight-sideview Optical driveUSB ports Reads/Burns optical diskswireless device switchwireless devices on your computer Chapter 1. Getting to know your computerBottom view Battery pack Battery latch - spring loadedChapter 1. Getting to know your computer Fan louvers„Read the manuals Chapter 2. Learning the basics„Connect to the power „Configure the operating system „Turn on the computerChapter 2. Learning the basics Putting your computer into sleep stateStart menu „Shutting down your computerChapter 2. Learning the basics „Charging the battery Using AC adapter and battery„Checking battery status „Removing the battery pack „Handling the battery Using the touchpad Chapter 2. Learning the basicsTouchpad Click buttonUsing the keyboard „Numeric keypad„Function key combinations Enter sleep mode OneKey Rescue System button Special keys and buttonsChapter 2. Learning the basics System status indicators Hard disk drive indicatorWireless communication indicator Chapter 2. Learning the basicsSecuring your computer „Attaching a security lock not supplied„Using passwords screen in BIOS setup utilityConnecting external devices „Using memory cards not supplied„Removing a memory card „Connecting a universal serial bus USB device„Inserting a memory card Wired connection Chapter 3. Using the Internet„Software configuration Chapter 3. Using the Internet„Hardware connection CableWireless connection Wi-Fi„Using Wi-Fispecific models only Chapter 3. Using the InternetEnabling wireless connection Software configuration„Introduction OneKey Rescue SystemChapter 4. OneKey Rescue System Chapter 4. OneKey Rescue System Shut down your computer Chapter 5. Troubleshooting Frequently Asked QuestionsChapter 5. Troubleshooting Where are the recovery discs?Where can I find warranty information? How can I install the device drivers?What can I do if the backup process fails? Display problems TroubleshootingChapter 5. Troubleshooting Chapter 5. Troubleshooting A Password problemChapter 5. Troubleshooting Keyboard problemsSleep or hibernation problems Fn + InsertIf the computer does not return from sleep mode, it may have entered hibernation mode automatically because the battery is depleted. Check the power indicator Chapter 5. Troubleshooting Computer screen problemsChapter 5. Troubleshooting Sound problemsBattery problems A hard disk drive problemChapter 5. Troubleshooting A startup problemOneKey Rescue System problems Other problemsDo not connect or disconnect any external device „To replace the battery Replacing the batteryChapter 6. Upgrading and replacing devices Chapter 6. Upgrading and replacing devices Handling a hard disk drive Replacing the hard disk driveChapter 6. Upgrading and replacing devices To replace the hard disk drive, do the following 5 Pull the tab in the direction shown by arrow Chapter 6. Upgrading and replacing devices 0Reinstall the compartment coverAReinstall the screws BReinstall the battery pack Replacing memory Chapter 6. Upgrading and replacing devices 6Press outwards on the latches on both edges of the socket at the same time, remove the SO-DIMM.Be sure to save the old SO-DIMMfor future use Page Removing the optical drive To remove the optical drive, do the followingRemove the screw shown in the figure Gently pull the optical drive outSetup Poster Appendix A. Getting help and service Getting help on the Web Calling the customer support centerThe following items are not covered Machine Type and Model Lenovo warranty service telephone numbers Getting help around the worldCaring for your computer Appendix B. Use and care information„Be careful about where and how you work „Notice of static-electricity Appendix B. Use and care information„Be gentle with your computer „Carry your computer properly„For outdoor use „Handle storage media and drives properly„Other important tips „Data safety„Take care in setting passwords Memory module Accessibility and comfort „Ergonomic information„What if you are traveling? „Questions about vision?Maintenance „General tips for maintenanceUpdate device drivers and BIOS when needed „Cleaning the cover of your computer „Cleaning your computer keyboard „Cleaning your computer display Appendix C. Lenovo limited warranty „What this warranty covers„How to obtain warranty service Appendix C. Lenovo limited warrantyinformation.” „Replacement of a product or part „Your additional responsibilities „Use of personal information„What this warranty does not cover „Limitation of liability „Dispute resolution „Other rights „European Economic Area EEAPosta Kodu Tel Fax „Lenovo Turkey addressLENOVO TECHNOLOGY B.V. TURKIYE ISTANBUL SUBESI Warranty information 1 Customer Replaceable Unit “CRU” Service „Types of warranty serviceAppendix C. Lenovo limited warranty Appendix C. Lenovo limited warranty 2On-siteService3Courier or Depot Service 4Customer Carry-Inor Mail-InServiceAppendix C. Lenovo limited warranty 5Product Exchange ServiceAppendix D. Customer replaceable units CRUs Appendix D. Customer replaceable units CRUs Appendix E. Notices NoticesLenovo United States, Inc 1009 Think Place - Building One Morrisville, NCAppendix E. Notices „Export classification notice „Usage environment and your health Wireless related information„Wireless interoperability „Safety information related to Mobile Broadband 3Use of mobile devices on board aircraft is explicitly prohibited by many airlines companies, especially during take-offand landing. The built-inMobile Broadband module on your computer is a low-powerradio transceiver. When it is turned on, it intermittently receives and transmits radio frequency RF energy which could cause interference with the operation of the airplane communication or navigation system. Refer to rules or regulations of your airline company for Mobile Broadband use. Never enable Mobile Broadband feature on your computer unless you are explicitly permitted to do so Electronic emissions notices „Federal Communications Commission FCC StatementResponsible party „German Class B Compliance Statement Deutschland Page Appendix E. Notices „Lenovo Product Service Information„Japanese VCCI Class B Statement „Korea Class B Turkish statement of compliance Türkiye EEE Yönetmeliğine Uygunluk BeyanıWEEE and recycling statements „General recycling statementEU WEEE statements Japan recycling statements „Disposing of a Lenovo Computer Components Notice on deleting data from your hard disk Notice for users in the U.S.AFormat your hard disk, using the software for initializing it Appendix F. Features and Specifications Model Name Lenovo B450Form Factor SystemAppendix F. Features and Specifications I/O PortsUSB 2.0 x 4 ports RJ-45portTrademarks Index Index Warranty information InteroperabilityDO NOT RETURN IT TO THE STORE If your product is not working correctlyLENOVO New World. New Thinking.TM