Lenovo 4221, 4220, 4222, 4215 Selecting or changing the startup device sequence, Advanced settings

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Selecting or changing the startup device sequence

To view or permanently change the configured startup device sequence, do the following:

1.Start the Setup Utility program. See “Starting the Setup Utility program” on page 53.

2.From the Setup Utility program main menu, select Startup.

3.Select the devices for the Primary Boot Sequence, the Automatic Boot Sequence, and the Error Boot Sequence. Read the information displayed on the right side of the screen.

4.Press F10 to save and exit the Setup Utility program. See “Exiting from the Setup Utility program.”

Advanced settings

On some computer models, the Advanced menu includes a setting to enable or disable HyperThreading. This feature works only with HyperThreading-aware operating systems, such as the Windows 7 operating system and the Windows Vista operating system. The default setting for HyperThreading is enabled.

However, if you are not using a HyperThreading-aware operating system and the setting for HyperThreading is Enabled, your computer performance might be degraded. Therefore, you should always set HyperThreading to Disabled unless you are sure your operating system supports HyperThreading.

Exiting from the Setup Utility program

After you finish viewing or changing settings, press Esc to return to the Setup Utility program main menu. You might have to press Esc several times. Then, do one of the following:

vIf you want to save the new settings, press F10 to save and exit the Setup Utility program.

vIf you do not want to save the settings, select Exit → Discard Changes and Exit.

vIf you want to return to the default settings, press F9 to load the default settings.

56User Guide

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Contents ThinkStation User Guide Page ThinkStation User Guide First Edition February Copyright Lenovo Contents Index Important safety information Vi User Guide Features Product overviewSystem management features Security features Specifications DimensionsSoftware overview Software provided by LenovoAdobe Reader Antivirus softwareLocations Locating connectors on the front of your computer Front connector locationsLocating connectors on the rear of your computer Rear connector locationsConnector Description Locating components Component locationsLocating parts on the system board Locating internal drivesDrive bay locations Installing or replacing hardware Installing or replacing hardwareHandling static-sensitive devices Installing external options Removing the computer coverRemoving and reinstalling the front bezel Removing the computer coverInstalling or replacing a PCI card Removing the front bezelOpening the PCI card latch Removing a PCI card Installing or replacing a memory module What to do nextOpening the retaining clips Installing or replacing the optical drive Installing a memory moduleRemoving the optical drive Installing the optical drive Replacing the power supply assembly Removing the screws for the power supply assemblyReplacing the heat sink and fan assembly Removing the heat sink and fan assembly Replacing the primary hard disk drive Removing the primary hard disk driveInstalling the hard disk drive into the bracket Installing the primary hard disk drive Replacing the secondary hard disk driveRemoving the secondary hard disk drive Installing the hard disk drive into the bracket Installing the secondary hard disk drive Replacing the card readerRemoving the card reader Replacing the front fan assembly Removing the front fan assembly Installing the front fan assembly Replacing the rear fan assembly Removing the rear fan assemblyInstalling the rear fan assembly Replacing the keyboardKeyboard connectors Replacing the mouseCompleting the parts replacement Mouse connectorsInstalling security features Reinstalling the computer coverInstalling an integrated cable lock Integrated cable lockErasing lost or forgotten passwords clearing Cmos Password protectionPadlock User Guide Creating and using recovery media Recovery informationCreating recovery media Using recovery media Performing a backup operation Performing backup and recovery operationsPerforming a recovery operation Using the Rescue and Recovery workspace Creating and using rescue media Creating rescue mediaUsing rescue media Creating and using a recovery repair disketteUsing a recovery repair diskette Creating a recovery repair disketteInstalling or reinstalling device drivers Setting a rescue device in the startup sequence Solving recovery problemsUsing the Setup Utility program Starting the Setup Utility programViewing and changing settings Using passwordsPassword considerations Power-On PasswordAdministrator Password Hard Disk PasswordSelecting a startup device Enabling or disabling a deviceSelecting a temporary startup device Exiting from the Setup Utility program Advanced settingsSelecting or changing the startup device sequence Creating RAID volumes Configuring RAIDRAID Level Deleting RAID volumes Updating flashing Bios from a disc Using system programsUpdating system programs Updating flashing Bios from your operating system Recovering from a POST/BIOS update failureUpdating system programs User Guide Troubleshooting and diagnostics Basic troubleshootingLenovo ThinkVantage Toolbox Diagnostic programsLenovo System Toolbox PC-Doctor for Rescue and Recovery PC-Doctor for DOSCleaning the mouse Optical mouseNon-optical mouse User Guide Getting information, help, and service Information resourcesOnline Books folder Lenovo ThinkVantage ToolsHelp and service Safety and WarrantyUsing the documentation and diagnostic programs Calling for service Using other servicesPurchasing additional services Appendix. Notices Television output notice European conformance CE mark TrademarksIndex CRUPage Page User Guide Page Part Number 71Y8009
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