SUPER MICRO Computer X7SBL-LN1/LN2 user manual Connecting Cables, ATX Power Connector

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Chapter 2: Installation

2-6 Connecting Cables

ATX Power Connector

There are a 24-pin main power supply connector(JPW1) and an 8-pin CPU PWR connector (JPW2) on the moth- erboard. These power connectors meet the SSI EPS 12V speciﬁ cation. For the 8-pin PWR (JPW2), please refer to the item listed below.

Processor Power Connector

In addition to the Primary ATX power connector (above), the 12V 8-pin CPU PWR connector at JPW2 must also be connected to your power supply. See the table on the right for pin deﬁ nitions.

AB

ATX Power 24-pin Connector

Pin Deﬁ nitions

Pin#	Deﬁ nition	Pin #	Deﬁ nition
13	+3.3V		+3.3V
		1
14	-12V		+3.3V
		2
15	COM		COM
		3
16	PS_ON		+5V
		4
17	COM		COM
		5
18	COM		+5V
		6
19	COM		COM
		7
20	Res (NC)		PWR_OK
		8
21	+5V		5VSB
		9
22	+5V		+12V
		10
23	+5V	11	+12V
24	COM	12	+3.3V

12V 8-pin Power CPU

Connector

Pin Deﬁ nitions

(JPW2)

Pins		Deﬁ nition
1 through 4		Ground
1 through 4		Ground
5 through 8		+12V
5 through 8		+12V

A.JPW1

B.JPW2

2-15

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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