Overheat LED/Fan Fail JOH1 | SUPER MICRO Computer X7DGU, X7DBU

X7DBU/X7DGU User's Manual

Overheat LED/Fan Fail (JOH1)

The JOH1 header is used to connect an LED to provide warnings of chas- sis overheating. This LED will blink to indicate a fan failure. Refer to the table on right for pin deﬁnitions.

SMB

A System Management Bus header is located at J18. Connect the appropri- ate cable here to utilize SMB on your system.

Overheat LED

Pin Deﬁnitions

Pin# Deﬁnition

15vDC

2OH Active

OH/Fan Fail LED

Pin Deﬁnitions

State		Message
Solid		Overheat
Solid		Overheat
Blinking		Fan Fail
Blinking		Fan Fail

SMB Header

Pin Deﬁnitions

Pin# Deﬁnition

1Data

2Ground

3Clock

4No Connection

4-Pin PWR 8-Pin PWR

Fan7

17

2PW J

3PW J

Buzzer

J

KB/MS0/1 USBCOM1

Fan6

Fan5

PWR SMB

SP1

Bank4 Bank3

CPU Fan1

J9B1J9B2 J8B2J8B3J8B1

DIMM4B

1PW J

JKM1

DIMM4A

20-Pin Main PWR

DIMM3B

DIMM3A

Fan1

Bank2

DIMM2B

JF1

J7B3

RLCTP

JCOM1

DIMM2A

CPU1

Battery

J7B2

F

VGA

Bank1

DIMM1B

J7B1

DIMM1A

Fan2

J15

1DJ

LAN1

LE1

Intel 5000

JOH1

JLAN1

JP1

LAN2

(North Bridge)

JLAN2

UID

Fan3

LAN

CPU2

LE2 SW1

Rear

J14

9J

0

1ATSA-I

2ATSA-I

3ATAS-I

4ATSA-I

5ATAS-I

Fan8

CTRL

CPU FAN2

PCI-X 133 MHz

I2C2

I2C1

J28

J27

SXB2: PCI-E x8

UIO PWR

J11

SXB1: PCI-E x16

5J

ATA S-I

X7DBU

1#

SGPIO1

E

ID

J29

Intel ESB2

J30

O

SGPIO2

(South Bridge)

SIM

S

yromeM

SIO B

yppFlo

JWOR1

JBT1

J7

JPG1

ES1000

oe

Vid

B

J18

Video CTRL

JWD

I/OS

JK1

SMB

J22

COM2

JWOL1

JL1

USB2/3

JPL1

JPL2

USB4

Fan4

2-20

A

A. OH/Fan Fail LED B. SMB Header

Image 40

SUPER MICRO Computer X7DGU, X7DBU Overheat LED/Fan Fail JOH1, Overheat LED Pin Deﬁnitions, OH/Fan Fail LED Pin Deﬁnitions

Contents

Super Reproductive harm Manual Organization About This ManualConventions Used in the Manual Table of Contents Troubleshooting Bios Appendices Checklist Overview Contacting Supermicro HeadquartersEurope Asia-Paciﬁc X7DBU/X7DGU Image X7DBU/X7DGU Motherboard Layout Not drawn to scale Description Default Setting LE Indicators DescriptionQuick Reference X7DBU/X7DGU Jumper Motherboard Features MemoryChipset Expansion Slots Acpi Features DimensionsOnboard I/O Other System Block Diagram for the X7DBU ESB2 Chipset Overview Xeon Quad-core/Dual-core Processor FeaturesXeon Quad-core/Dual-core Processor Special Features Recovery from AC Power LossEnvironmental Temperature Control PC Health Monitoring Acpi Features Slow Blinking LED for Suspend-State IndicatorMain Switch Override Mechanism System Resource Alert External Modem Ring-On Power SupplyWake-On-LAN WOL Super I/O Page Static-Sensitive Devices PrecautionsUnpacking Processor and Heatsink Installation Installation of the LGA771 ProcessorPage To Un-install the Heatsink Installation of the HeatsinkCEK Heatsink Installation Mounting the Motherboard in the Chassis Installing DIMMs Dimm InstallationMemory Support Memory performance Installing and Removing DIMMs Possible System Memory Allocation & Availability Back Panel Connectors/IO Ports Control Panel Connectors/IO PortsBack Panel Connectors FP Reset Butto JF1 Header PinsFront Control Panel Power LED Power LED Pin Deﬁnitions JF1Front Control Panel Pin Deﬁnitions NMI Button NMI Button Pin Deﬁnitions JF1 HDD LED/FP UID Switch NIC1/NIC2 LED Indicators Power Fail LED Overheat OH/Fan Fail/PWR Fail/FP UID LEDOH/Fan Fail/PWR Fail/FP UID LED Pin Deﬁnitions JF1 OH/Fan Fail/PWR Fail/FP UID Indica Tor Status Reset Button Power ButtonReset Button Pin Deﬁnitions JF1 Power Button Pin Deﬁnitions JF1 Connecting Cables ATX Power ConnectorProcessor Power Connector ATX Power 20-pin Connector Pin Deﬁnitions Universal Serial Bus USB Chassis Intrusion Fan Headers KeylockPin Fan Header Pin Deﬁnitions Keylock Pin Deﬁnitions ATX PS/2 Keyboard and PS/2 Mouse Ports Serial PortsPS/2 Keyboard Mouse Port Pin Deﬁnitions Serial Port Pin Deﬁnitions Wake-On-LAN Wake-On-RingWake-On-LAN Pin Deﬁnitions Speaker Connector Pin Deﬁnitions Power LED/SpeakerGlan 1/2 Giga-bit Ethernet Ports Overheat LED/Fan Fail JOH1 Overheat LED Pin DeﬁnitionsOH/Fan Fail LED Pin Deﬁnitions SMB Header Pin Deﬁnitions Power SMB I2 C Connector VGA Connector Unit Identiﬁcation Switches Sgpio Headers Jumper Settings Glan Enable/DisableGlan Enable Jumper Settings Explanation Jumpers Watch Dog Jumper Settings JWD Watch Dog Enable/DisableCmos Clear VGA Enable/Disable VGA Enable/Disable Jumper Settings JPG1 I2C Bus to PCI Slots Jumper Settings I2C Bus to PCI Slots 1/2 Glan Activity Indicator Jumper Settings Onboard IndicatorsGlan LEDs Onboard Power LED LE1 Onboard PWR LED Indicator LE1 Floppy Connector Step Simso Ipmi Slot IDE Connector Bale SXB1/SXB2 Slots Troubleshooting Procedures Before Power OnNo Power Losing the System’s Setup Conﬁguration Technical Support Procedures Memory Errors Frequently Asked Questions Question How do I update my BIOS? Returning Merchandise for Service Question Whats on the CD that came with my motherboard? System Bios How To Change the Conﬁguration DataStarting the Setup Utility Introduction Main Bios Setup Running SetupPress the Delete key to enter Setup Main Bios Setup Menu Main Setup Features LBA Mode Control Transfer ModeUltra DMA Mode Sata Controller Mode ICH RAID Code Base Available when Sata RAID is Enabled Sata Ahci Available when Sata RAID is DisabledSystem Memory Extended Memory Advanced Setup Power Loss Control Memory Cache Cache System Bios AreaCache Video Bios Area Resume On Modem Ring Cache Base 512K-640K Cache Extended MemoryDiscrete Mtrr Allocation PCI Conﬁguration Default Primary Video Adapter Emulated IRQ SolutionsPCI Parity Error Forwarding PCI Fast Delayed Transaction Enable Master Latency TimerLarge Disk Access Mode Serr Signal Condition Memory Branch Mode High Temperature Dram OperationCrystal Beach Features Branch 0/1 Rank Interleaving & Sparing Clock Spectrum Feature Frequency Ratio Available when supported by the CPUCore-Multi-Processing Available when supported by the CPU Machine Checking Available when supported by the CPU C1 Enhanced Mode Available when supported by the CPU Execute Disable Bit Available when supported by the CPUHardware Prefetcher Available when supported by the CPU Direct Cache Access Available when supported by the CPU Intel Eist Support Available when supported by the CPU I/O Device ConﬁgurationKBC Clock Input Serial Port a Floppy Disk Controller DMI Event LoggingEvent Log Validity Event Log Capacity Console Redirection COM Port AddressBaud Rate Console Type Peci Agent 1/2 Temperatures/System Temperature Overheat AlarmHardware Monitor System Temperature Fan1-Fan8 SpeedsFan Speed Control Modes Voltage Monitoring Bios Post Errors Bios Post Watch DogSystem Event Logging Clear System Event Logging OS Boot Watch Dog Timer for Loading OS MinutesSystem Event Log/System Event Log List Mode Time Out Option Realtime Sensor Data IPMI LAN Conﬁguration Default Gateway Update LAN SettingsVlan Tagging IP Address Source Security Boot Boot Priority Order/Excluded from Boot Orders Exit Page Appendix a Post Error Beep Codes Recoverable Post Error Beep CodesPage Appendix B Installing the Windows OS Page Installing other Software Programs and Drivers Driver/Tool Installation Display Screen Conﬁguring Supero Doctor Supero Doctor III Interface Display Screen-II Remote Control