Lenovo 8380, 8288, 8342, 8329, 8297, 8326 manual Erasing a lost or forgotten password clearing Cmos

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To change the battery:

1.Turn off the computer and all attached devices.

2.Remove the computer cover. See “Removing the cover” on page 10.

3.Locate the battery. See “Identifying parts on the system board” on page 12.

4.Remove the old battery.

5.Install the new battery.

6.Replace the computer cover, and plug in the power cord. See “Replacing the cover and connecting the cables” on page 25.

Note: When the computer is turned on for the first time after battery replacement, an error message might be displayed. This is normal after replacing the battery.

7.Turn on the computer and all attached devices.

8.Use the Setup Utility program to set the date and time and any passwords. See Chapter 2, “Using the Setup Utility,” on page 27.

Erasing a lost or forgotten password (clearing CMOS)

This section applies to lost or forgotten passwords. For more information about lost or forgotten passwords, see the ThinkVantage Productivity Center program on your desktop.

To erase a forgotten password:

1.Turn off the computer and all attached devices.

2.Remove the computer cover. See “Removing the cover” on page 10.

3.Locate the Clear CMOS/Recovery jumper on the system board. See “Identifying parts on the system board” on page 12.

4.Move the jumper from the standard position (pins 1 and 2) to the maintenance or configure position (pins 2 and 3).

5.Replace the computer cover and connect the power cord. See “Replacing the cover and connecting the cables” on page 25.

6.Restart the computer, leave it on for approximately ten seconds. Turn off the computer by holding the power switch for approximately five seconds. The computer will turn off.

7.Repeat steps 2 through 4 on page 24..

24User Guide

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Contents User Guide Types 8288, 8297 Types 8329, 8342 Page User Guide Types 8288, 8297 Types 8329, 8342 Page Contents Iv User Guide Important safety information Conditions that require immediate actionGeneral safety guidelines ServicePower cords and power adapters Plugs and outlets Extension cords and related devicesBatteries CD and DVD drive safety Heat and product ventilationLithium battery notice Additional safety informationTo connect To disconnect Modem safety information Laser compliance statementPower supply statement Overview Information resourcesXiv User Guide Installing options FeaturesVideo subsystem Operating systems preinstalled varies by model type Specifications Available options Tools requiredInstalling external options Handling static-sensitive devicesLocating the connectors on the front of your computer Locating the connectors on the rear of your computer Connector Description Obtaining device driversRemoving the cover Locating components Identifying parts on the system board Installing memory What to do nextInstalling adapters What to do next Installing internal drives Drive specificationsInstalling options Installing a drive in bay 1 or bay Installing options Connecting drives Connecting the first optical driveConnecting a serial ATA hard disk drive Installing security featuresIntegrated cable lock Changing the battery Password protectionPadlock Erasing a lost or forgotten password clearing Cmos Replacing the cover and connecting the cables User Guide 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 temporary startup device Selecting a startup deviceChanging the startup device sequence Advanced settings Exiting from the Setup Utility programAppendix A. Updating system programs Updating flashing Bios from a diskette or CD-ROMSystem programs Updating flashing Bios from your operating system Recovering from a POST/BIOS update failureCleaning an optical mouse Appendix B. Cleaning the mouseCleaning a mouse with a ball User Guide Appendix C. Manual modem commands Basic AT commandsLow speaker volume Set Pulse dial as defaultSet Tone Dial as default Internal speaker on until carrier detectedExtended AT commands MNP/V.42/V.42bis/V.44 commands Fax Class 1 commands Fax Class 2 commandsVoice commands Appendix C. Manual modem commands User Guide Appendix D. Notices Television output notice TrademarksIndex Password lost or forgotten Page Part Number 41D4435