SUPER MICRO Computer X8DTU-LN4F+ vii

vii

Table of Contents

Back Panel I/O Port Locations and Deﬁ nitions ........................................... 3-15

ATX PS/2 Keyboard and PS/2 Mouse Ports ............................................3-16

Universal Serial Bus (USB) ......................................................................3-17

Serial Ports ...............................................................................................3-18

Video Connectors .....................................................................................3-18

Ethernet Ports ..........................................................................................3-19

Front Control Panel .......................................................................................3-20

Front Control Panel Pin Deﬁ nitions...............................................................3-21

NMI Button ...............................................................................................3-21

Power LED ..............................................................................................3-21

HDD LED ..................................................................................................3-22

NIC1/NIC2 LED Indicators .......................................................................3-22

Overheat (OH)/Fan Fail/PWR Fail/UID LED ............................................3-23

Power Fail LED ........................................................................................3-23

Reset Button ...........................................................................................3-24

Power Button ...........................................................................................3-24

3-6 Connecting Cables ........................................................................................3-25

Power Connectors ...................................................................................3-25

Fan Headers .............................................................................................3-26

Chassis Intrusion .....................................................................................3-26

Internal Speaker .......................................................................................3-27

Power LED/Speaker .................................................................................3-27

DOM Power Connector ............................................................................3-28

Overheat LED/Fan Fail ............................................................................3-28

T-SGPIO 1/2 Headers ..............................................................................3-29

External BMC I2C Connectors ..................................................................3-29

UIO Power Connector ..............................................................................3-30

NIC3/NIC4 LED Headers .........................................................................3-30

Unit Identiﬁ cation Switch/LED ..................................................................3-31

Power SMB (I2C) Connector ....................................................................3-31

Wake-On-Ring ..........................................................................................3-32

3-7 Jumper Settings ............................................................................................3-33

Explanation of Jumpers ................................................................................3-33

GLAN Enable/Disable ..............................................................................3-33

CMOS Clear .............................................................................................3-34

Watch Dog Enable/Disable ......................................................................3-34

I2C Bus to PCI-Exp. Slots ........................................................................3-35

VGA Enable ..............................................................................................3-35

3-8 Onboard LED Indicators ...............................................................................3-36