SUPER MICRO Computer X7SBL-LN1/LN2 user manual ΥAdvanced Chipset Control, Clock Spectrum Feature

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Chapter 4: BIOS

No Execute Mode Memory Protection (Available when supported by

the CPU and the OS.)

Set to Enabled to enable Execute Disable Bit and allow the processor to classify areas in memory where an application code can execute and where it cannot, and thus preventing a worm or a virus from inserting and creating a fl ood of codes to overwhelm the processor or damage the system during an attack.

Note 1: This feature is available when your OS and your CPU support the function of Execute Disable Bit. The options are Disabled and Enabled.

Note 2: For more information regarding the hardware/software support for this function, please refer to Intel's and Microsoft's web sites.

Enhanced Intel Speed Step (Available when supported by the CPU.)

Select Enabled to use the Enhanced Intel SpeedStep Technology and allows the system to automatically adjust the processor voltage and core frequency in an effort to reduce power consumption and heat dissipation. The options are Enabled (-C States, GV1/GV3 are enabled), GV1/GV3 Only (C States: Disabled), C-States Only (-G1/G3: Disabled), and Disabled (-C States, GV1/GV3 are dis- abled). Please refer to Intel’s web site for detailed information.

υAdvanced Chipset Control

Access the submenu to make changes to the following settings.

Warning: Take caution when changing the Advanced settings. An incorrect

!setting, a very high DRAM frequency or an incorrect DRAM timing may result in system instability. When this occurs, revert to the default setting.

Clock Spectrum Feature

If Enabled, BIOS will monitor the level of Electromagnetic Interference caused by the components and will attempt to decrease the interference whenever needed. The options are Disabled and Enabled.

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Contents X7SBL-LN1/LN2 Manual Revision 1.0c Release Date February 6 About This Manual Manual OrganizationConventions Used in the Manual Table of Contents Troubleshooting Bios Overview ChecklistHeadquarters EuropeAsia-Pacifi c X7SBL-LN1/LN2 Image Important Notes to the User Motherboard LayoutJPUSB1/JPUSB2 X7SBL-LN1/LN2 Quick ReferenceMotherboard Features Temperature Acpi FeaturesDimensions Onboard I/OIntel 3200 Chipset System Block Diagram Block DiagramIntel ICH9R System Features Chipset OverviewMemory Controller Hub MCH Environmental Temperature Control Special FeaturesRecovery from AC Power Loss PC Health MonitoringVirtualization Technology Acpi FeaturesCPU Overheat LED and Control System Resource AlertSuper I/O Slow Blinking LED for Suspend-State IndicatorPrecautions Motherboard InstallationStatic-Sensitive Devices UnpackingInstallation Overview Processor and Heatsink InstallationTriangle Installation of the LGA 775 ProcessorPage Installation of the Heatsink Removal of the Heatsink Installing DIMMs Dimm InstallationMemory Support Top View of DDR2 Installing and Removing DIMMsBack Panel Connectors/IO Ports Control Panel Connectors/IO PortsBack Panel Connectors Back Panel I/O Port Locations and Defi nitionsFront Control Panel Header PinsFront Control Panel Pin Defi nitions NMI Button Power LEDHDD LED NIC1/NIC2 LED IndicatorsOverheat/Fan Fail LED OH Power Fail LEDPower Button Reset ButtonConnecting Cables ATX Power ConnectorProcessor Power Connector Chassis Intrusion Universal Serial Bus USBSerial Ports ATX PS/2 Keyboard and PS/2 Mouse PortsPWR LED External Speaker/Internal BuzzerGlan Giga-bit Ethernet Ports VGA ConnectorFan Headers Wake-On-LAN Wake-On-RingPower SMB Connector Power Fault PWR Supply FailureJumper Settings Glan Enable/DisableExplanation of Jumpers Clear Cmos Watch Dog Enable/DisablePCI/PCI-E Slots to SMB Speeds VGA Enable/DisableForce-Power-On Enable/Disable USB Wake-Up Glan LEDs Onboard IndicatorsOnboard Power LED LE1 9Floppy and SIM 1U Ipmi Connections Floppy ConnectorSIM 1U Ipmi X7SBL-LN1/LN2 User’s Manual Troubleshooting Procedures Before Power OnNo Power Memory Errors Losing the System’s Setup Confi gurationNo Video Technical Support Procedures Question What type of memory does my motherboard support? Frequently Asked QuestionsReturning Merchandise for Service X7SBL-LN1/LN2 User’s Manual How To Change the Confi guration Data System BiosStarting the Setup Utility IntroductionMain Bios Setup Running SetupSystem Time Main Bios Setup Menu ΥMain Setup FeaturesSystem Date Legacy Diskette aBios Revision Bios DateHard Disk Pre-Delay Native Mode OperationSata Ahci Legacy Enable ΥIDE Channel 0 Master/Slave/SATA Port2/SATA Port3Type CHS Format LBA Mode ControlLBA Format Multi-Sector TransfersUltra DMA Mode Transfer ModeInstalled Memory Bit I/OΥBoot Features Advanced SetupQuiet Boot QuickBoot ModeAcpi Mode Post ErrorsPower Button Behavior Resume On Modem RingΥAdvanced Processor Options Power Loss ControlWatch Dog Summary ScreenHyperthreading Available when supported by the CPU C1 Enhanced Mode Available when supported by the CPU Intel Virtualization Technology Available when supported bySet Maximum Ext. CPUID=3 Echo TPRClock Spectrum Feature ΥAdvanced Chipset ControlCPU and the OS High Precision Event Timer Enable VT-DMemory Remapping Route Port 80h Cycles toCache Video Bios Area Cache System Bios AreaΥMemory Cache Cache Base 0-512KΥPCI32 Slot#1 PCI32 Slot#2 ΥPNP Confi gurationΥSlot 4 PCI-Exp ΥSlot 3 PCI-ExpΥI/O Device Confi guration ΥOnboard LAN 1 and Onboard LANSerial Port a KBC Clock InputBase I/O Address InterruptΥDMI Event Logging ΥHardware Monitoring ΥConsole RedirectionCPU Overheat Alarm CPU Temperature System Temperature Fan1 FanFan Speed Control Modes Voltage Monitoring Security SettingsUser Password Is Supervisor Password IsSet Supervisor Password Set User PasswordBoot Priority Order/Excluded from Boot Orders Boot SettingsExit Load Setup DefaultsExit Saving Changes Exit Discarding ChangesSave Changes Discard ChangesPage Recoverable Post Error Beep Codes Appendix a Bios Error Beep CodesPage Appendix B Installing the Windows OS Page Appendix C Installing Other Software Programs and Drivers Confi guring Supero Doctor Supero Doctor III Interface Display Screen-II Remote Control Page Disclaimer