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Lenovo 7396, 7397, 7392, 7391, 7398, 7390 manual Accessing system board components

Models: 7390 7396 7398 7391 7392 7397

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Accessing system board components

Accessing system board components

You might need to remove the drive bay assembly to access system board components such as memory, the battery, and CMOS.

To access system board components and the drives:

1.Remove the computer cover. See “Removing the cover” on page 20.

2.Remove the front bezel by releasing the three tabs and pivoting the bezel forward to remove completely.

3.Remove the two screws at the front of the chassis securing the drive bay assembly.

22User Guide

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Lenovo 7396, 7397, 7392, 7391, 7398, 7390 manual Accessing system board components

Contents

User Guide Lenovo 3000 J Series Types 7390, 7391, 7392, 7396Page Lenovo 3000 J Series Fourth Edition February Copyright Lenovo Contents commands Appendix B. NoticesIndex Appendix A. Manual modemImportant safety information Conditions that require immediate actionGeneral safety guidelines Service and upgradesPower cords and power adapters Static electricity preventionviiiUser Guide Extension cords and related devices Voltage-selectionswitchPlugs and outlets External devices BatteriesHeat and product ventilation xUser GuideOperating environment Lithium battery notice Electrical current safety informationDo not Modem safety information Laser compliance statementPower supply statement Data safetyCleaning and maintenance Additional safety informationIntroduction xviUser Guide Comfort Chapter 1. Arranging your workspaceGlare and lighting Air circulation Electrical outlets and cable lengthsChapter 2. Setting up your computer Connecting your computer4User Guide PHONE LINE Chapter 2. Setting up your computerPHONE LINE b.Connect the ac adapter cable to the speaker b. Connect the speakers to the computer Turning on power Finishing the software installationCompleting important tasks 8User GuideInstalling other operating systems Updating your operating systemUpdating your antivirus software Shutting down the computer10User Guide Chapter 3. Installing options FeaturesSystem management features MicroprocessorMemory Internal drivesInput/output features PowerSecurity features Preinstalled softwareAvailable options Operating systems, preinstalled varies by modelSpecifications DimensionsWeight EnvironmentTools required Supported operating positionsHandling static-sensitivedevices Installing external options USB connectorMicrophone connector Headphone connectorLocating connectors on the rear of your computer Connector Obtaining device driversDescription Removing the cover Locating components Accessing system board components 4.In some models, you will need to remove the PCI adapter in order to access the battery Identifying parts on the system board Microprocessor fan connector Installing memory Installing PCI adapters What to do nextInstalling security features 28User GuideChanging the battery Password protectionPadlock To change the battery Replacing the cover and connecting the cables 32User Guide Chapter 4. Recovering software Creating and using the Product Recovery discPerforming backup and recovery operations Using the Rescue and Recovery workspace Creating and using rescue media To create rescue media, do the following Creating and using a Recovery Repair disketteTo use rescue media, do one of the following Recovering or installing device drivers Setting a rescue device in the startup sequence Solving recovery problems40User Guide Chapter 5. Using the Setup Utility Starting the Setup Utility programViewing and changing settings Using passwordsUser Password Administrator PasswordSetting, changing, and deleting a password Using Security Profile by DeviceSelecting a startup device Selecting a temporary startup deviceChanging the startup device sequence 3.Select Security Profile by DeviceExiting from the Setup Utility program Advanced settings44User Guide Updating flashing BIOS from a diskette Using system programsChapter 6. Updating system programs 46User Guide Chapter 7. Troubleshooting and diagnostics Basic troubleshootingDiagnostic programs PC-Doctorfor Windows Creating a diagnostic CD imagePC-Doctorfor DOS Creating diagnostic diskettes Running diagnostics from the CD or diskettesPC-Doctorfor Windows PE Cleaning the mouseOptical mouse Non-opticalmouse 11.Reconnect the mouse cable to the computer 54User Guide Chapter 8. Getting information, help, and service Information resourcesOnline Books folder Lenovo CareAccess Help Safety and warrantyUsing the documentation and diagnostic programs Help and serviceCalling for service Using other services Purchasing additional servicesAppendix A. Manual modem commands Basic AT commandsCommand Extended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Telekom PTT SCR-BE Taximpulssperrfilter-12kHz Attention Switzerland UserPTT Art. Bakom 93.0291.Z.N 66User Guide Appendix B. Notices Lenovo United States, Inc500 Park Offices Drive, Hwy Research Triangle Park, NC U.S.ATelevision output notice TrademarksIndex A Page Page Part Number: Printed in USA 1P P/N