SUPER MICRO Computer X7DWE LBA Mode Control, Bit I/O, Transfer Mode, Ultra DMA Mode, Parallel ATA

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Chapter 4: BIOS

Maximum Capacity: This item displays the maximum capacity in the LBA Format.

Multi-Sector Transfers

This item allows the user to specify the number of sectors per block to be used in multi-sector transfer. The options are Disabled, 4 Sectors, 8 Sectors, and 16 Sectors.

LBA Mode Control

This item determines whether the Phoenix BIOS will access the IDE Channel 0 Master Device via the LBA mode. The options are Enabled and Disabled.

32 Bit I/O

This option allows the user to enable or disable the function of 32-bit data transfer. The options are Enabled and Disabled.

Transfer Mode

This option allows the user to set the transfer mode. The options are Standard, Fast PIO1, Fast PIO2, Fast PIO3, Fast PIO4, FPIO3/DMA1 and FPIO4/DMA2.

Ultra DMA Mode

This option allows the user to select Ultra DMA Mode. The options are Disabled, Mode 0, Mode 1, Mode 2, Mode 3, Mode 4, and Mode 5.

Parallel ATA

This setting allows the user to enable or disable the function of Parallel ATA. The options are Disabled and Enabled.

Serial ATA

This setting allows the user to enable or disable the function of Serial ATA. The options are Disabled and Enabled.

Native Mode Operation

Select the native mode for ATA. The options are: Parallel ATA, Serial ATA, Both, and Auto.

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Contents

USER’S Manual Manual Revision Release Date April 9 Conventions Used in the Manual About This ManualManual Organization Page Preface Table of Contents Table of Contents TroubleshootingAppendices BiosOverview ChecklistAsia-Paciﬁc Contacting SupermicroHeadquarters EuropeX7DWE Image X7DWE X7DWE Motherboard LayoutX7DWE Quick Reference Jumper Description Default SettingConnector Description Expansion Slots Motherboard FeaturesMemory ChipsetOther Acpi FeaturesDimensions Onboard I/OSystem Diagram Intel 631xESB/632x ESB I/O Controller Hub-ESB2 South Bridge Chipset OverviewIntel 5400 MCH North Bridge PC Health Monitoring Special FeaturesCPU Overheat LED and Control Acpi FeaturesSlow Blinking LED for Suspend-State Indicator Main Switch Override MechanismWake-On-LAN WOL Power SupplyExternal Modem Ring-On Super I/O Page Unpacking PrecautionsStatic-Sensitive Devices Installing an LGA771 Processor Processor and Heatsink InstallationPage CEK Heatsink Installation Installation of the HeatsinkMounting the Motherboard in the Chassis Memory Support Memory InstallationDimm Installation Possible System Memory Allocation & Availability Installing and Removing DIMMsBack Panel Connectors/IO Ports Control Panel Connectors/IO PortsFront Control Panel JF1 Header PinsNMI PWR LED Power LEDFront Control Panel Pin Deﬁnitions NMI ButtonHDD LED NIC1 LED NIC2 LED NIC1/NIC2 LED IndicatorsOverheat OH/Fan Fail LED Power Fail LEDPower Button Reset ButtonProcessor Power Connector Connecting CablesATX Power Connector Chassis Intrusion Universal Serial Bus USBVGA VGA ConnectorFan Headers COM1 COM2 ATX PS/2 Keyboard and PS/2 Mouse PortsSerial Ports WOR Power LED/SpeakerWake-On-LAN GLAN1 GLAN2 SGPIO-1 SGPIO-2 Glan 1/2 Giga-bit Ethernet PortsSgpio Headers GLAN1 GLAN2SMB PWR SMB Power SMB I2C ConnectorExplanation Jumpers Jumper SettingsGlan Enable/Disable EnabledCmos Clear Watch Dog Enable/DisableI2C Bus to PCI-X/PCI-Exp. Slots VGA Enable/DisableLED Onboard IndicatorsOnboard Power LED Glan LEDsLED6 CPU2VRM OH CPU VRM Overheat LED IndicatorsLED5 CPU1VRM OH Step Floppy ConnectorSimlp Ipmi Slot Serial ATA PortsIDE Connector No Power Troubleshooting ProceduresBefore Power On No Video Losing the System’s Setup ConﬁgurationMemory Errors Question How do I update my BIOS? Technical Support ProceduresFrequently Asked Questions Question Whats on the CD that came with my motherboard? Returning Merchandise for Service Introduction System Bios How To Change the Conﬁguration Data Press the Delete key to enter Setup Running SetupMain Bios Setup System Date Main Bios Setup MenuBios Date System TimeLBA Format TypeCHS Format Native Mode Operation LBA Mode ControlTransfer Mode Ultra DMA ModeICH RAID Code Base Sata Controller Mode OptionSerial ATA Sata RAID Enable Sata Ahci EnableBoot Features Advanced SetupResume On Modem Ring Power Button BehaviorEFI OS Boot Power Loss ControlMemory Cache PCI Conﬁguration Advanced Chipset Control Intel VT for Direct I/O VT-d Demand Scrub USB Function Crystal Beach FeaturesRoute Port 80h Cycles to High Precision Event TimeAdvanced Processor Options Intel Eist Support Available when supported by the CPU Hardware Prefetch Available when supported by the CPUDirect Cache Access Available when supported by the CPU DCA Delay Clocks Available when supported by the CPUDevice Conﬁguration DMI Event Logging Console Redirection Voltage Monitoring Hardware Monitor LogicFan Speed Control Modes Clear System Event Logging Abled Bios Post ErrorsIpmi Speciﬁcation Version System Event LoggingTimer for Loading OS Minutes System Event Log/System Event Log List ModeBios Post Watch Dog Abled OS Boot Watch DogRealtime Sensor Data SecuritySet User Password Supervisor Password IsUser Password Is Set Supervisor PasswordBoot Priority Order/Excluded from Boot Orders BootExit Recoverable Post Error Beep Codes Appendix a Post Error Beep CodesPage Appendix B Installing the Windows OS Page Appendix C Installing Other Software Programs and Drivers Conﬁguring Supero Doctor Supero Doctor III Interface Display Screen-II Remote Control