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Lenovo 8791, 8009, 8795, 8807, 8803, 8799, 8812 manual Installing memory

Models: 8803 8799 8795 8812 8807 8791 8009

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Installing memory

The following illustration shows the locations of parts on the system board.

1Battery

2SATA connector (hard drive cable) 3Optical drive connector

4PCI riser connector 5Front panel connector 612v power connector 7Power connector 8Front fan connector 9Microprocessor

10Internal speaker connector 11Memory connector 1 12Memory connector 2 13Microprocessor fan connector 14Clear CMOS/Recovery jumper 15Temperature sensor connector 16System fan connector 17Cover presence switch

Installing memory

Your computer has two connectors for installing double date rate 2 dual inline memory modules (DDR2 DIMMs) that provide up to a maximum of 4.0 GB of system memory.

When installing memory modules, the following rules apply:

vUse 1.8 V, 240-pin, double data rate 2 synchronous dynamic random access memory (DDR2 SDRAM).

vUse 256 MB, 512 MB, 1.0 GB, or 2.0 GB memory modules in any combination up to a maximum of 4.0 GB.

Note: Only DDR2 SDRAM memory modules can be used.

Chapter 3. Installing options 21

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Lenovo 8791, 8009, 8795, 8807, 8803, 8799, 8812 manual Installing memory

Contents

Types User Guide Types 8009Page Types User Guide TypesFirst Edition June Copyright Lenovo Contents Appendix A. Manual modem commandsAppendix B. Notices IndexConditions that require immediate action Important safety informationService General safety guidelinesPower cords and power adapters Plugs and outlets Extension cords and related devicesBatteries viiiUser GuideHeat and product ventilation CD and DVD drive safetyLithium battery notice Additional safety informationDo not Laser compliance statement Modem safety informationxiiUser Guide Power supply statementxiii IntroductionxivUser Guide Comfort Chapter 1. Arranging your workspaceGlare and lighting Electrical outlets and cable lengths Air circulationConnecting your computer Chapter 2. Setting up your computerPHONE LINE 4User GuideLINE Chapter 2. Setting up your computer b.Connect the ac adapter cable to the speaker b. Connect the speakers to the computer Finishing the software installation Turning on powerCompleting important tasks 8User GuideUpdating your operating system Installing other operating systemsUpdating your antivirus software Shutting down the computer10User Guide Features Chapter 3. Installing optionsInput/output features System management featuresPower Video subsystemPreinstalled software Security featuresAvailable options SpecificationsHandling static-sensitivedevices Supported operating positions1Headphone connector Installing external options3USB connector 2Microphone connectorPage Connector Obtaining device driversDescription Opening the cover Identifying parts on the system board Locating components2Power supply assembly 9Rear fan bracket assemblyInstalling memory To install a memory module What to do next Installing a PCI adapter10.Reinstall the PCI riser and the adapter Installing an optical drive 5.See “Locating components” on page Integrated cable lock Security featuresChanging the battery Password protection8.Reinstall the PCI riser To erase a forgotten password Closing the cover and connecting the cables 32User Guide Creating and using product recovery discs Chapter 4. Recovering softwareBackup and recovery Using the Rescue and Recovery workspace Creating and using rescue media Solving recovery problemsTo create rescue media, do the following Creating and using a Recovery Repair diskette Setting a rescue device in the startup sequence Recovering or installing device drivers9.The computer restarts 40User Guide Starting the Setup Utility program Chapter 5. Using the Setup UtilityViewing and changing settings Using passwordsAdministrator Password User PasswordSetting, changing, and deleting a password Selecting a startup deviceExiting from the Setup Utility program Advanced settingsChanging the startup device sequence 44User Guide Updating flashing BIOS from a diskette Using system programsChapter 6. Updating system programs 46User Guide Basic troubleshooting Chapter 7. Troubleshooting and diagnosticsDiagnostic programs Creating diagnostic diskettes Creating a diagnostic CD imagePC-Doctorfor Windows PC-Doctorfor DOSRunning diagnostics from the CD or diskettes Cleaning the mouseNon-opticalmouse Optical mouse1.Turn off your computer Information resources Chapter 8. Getting information, help, and serviceOnline Books folder ThinkVantage Productivity CenterWarranty and safety Access HelpHelp and service Calling for service Using the documentation and diagnostic programsPurchasing additional services Using other servicesBasic AT commands Appendix A. Manual modem commandsCommand Extended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 2 commands Fax Class 1 commandsVoice commands Telekom PTT SCR-BE Taximpulssperrfilter-12kHz Attention Switzerland UserPTT Art. Bakom 93.0291.Z.N 64User Guide Lenovo United States, Inc Appendix B. Notices500 Park Offices Drive, Hwy Research Triangle Park, NC U.S.ATrademarks Television output noticeIndex A software continued Page 1P P/N