Lenovo 8104, 8121, 8119, 8120, 8107, 8105, 8109, 8108, 8118, 8117, 8106 manual Installing options

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To install a memory module:

1.Open the computer cover. See “Opening the cover” on page 10.

2.Pivot the drive bay assembly upward to gain access to the system board.

3.Locate the memory connectors. See “Identifying parts on the system board” on page 11.

4.Open the retaining clips.

5.Make sure that the notch 1 on the memory module aligns correctly with the connector key2 on the system board. Push the memory module straight down into the connector until the retaining clips close.

Chapter 1. Installing options 13

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Contents Page Page Page Page Contents Iv User Guide Conditions that require immediate action Important safety informationService General safety guidelinesPower cords and power adapters Batteries Extension cords and related devicesPlugs and outlets Heat and product ventilation CD and DVD drive safetyTo connect To disconnect Additional safety informationLithium battery notice Laser compliance statement Modem safety informationPower supply statement Information resources OverviewXiv User Guide Features Installing optionsVideo subsystem Operating systems, preinstalled varies by model type Specifications Available options Supported operating positionsHandling static-sensitive devices Locating the connectors on the front of your computer Installing external optionsLocating the connectors on the rear of your computer Obtaining device drivers Connector DescriptionOpening the cover Identifying parts on the system board Locating componentsInstalling memory Installing options What to do next Installing a PCI adapterWhat to do next Security features Installing an optical driveChanging the battery Integrated cable lock Password protectionUser Guide Erasing a lost or forgotten password clearing Cmos Closing the cover and connecting the cables Starting the Setup Utility program Using the Setup Utility programViewing and changing settings Exiting from the Setup Utility programUser Password Password considerationsAdministrator Password IDE Drive User PasswordResetting the hard disk drive and power-on password IDE Drive Master PasswordSetting, changing, and deleting a password Using IDE Drives Setup Using Security Profile by DeviceSelecting a startup device Parallel ATAChanging the startup sequence Selecting a temporary startup deviceUser Guide System programs Updating flashing Bios from a diskette or CD-ROMAppendix A. Updating system programs Recovering from a POST/BIOS update failure Updating flashing Bios from your operating systemCleaning a mouse with a ball Appendix B. Cleaning the mouseCleaning an optical mouse User Guide Basic AT commands Appendix C. Manual modem commandsSet Pulse dial as default Low speaker volumeSet Tone Dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 2 commands Fax Class 1 commandsVoice commands Appendix C. Manual modem commands User Guide Tier 2 CRUs Appendix D. Customer replaceable unit CRU parts listTier 1 CRUs User Guide Appendix E. Notices Trademarks Television output noticeIndex BiosPage Page Part Number 39J8083