Quick reference (1.0)
S
UPERMICR
R
ContaCt InformatIon
MNL-1121-QRG
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• Manuals:http://www.supermicro.com/support/manuals
• Drivers&Utilities:ftp://ftp.supermicro.com
• Safety:http://www.supermicro.com/about/policies/safety_information.cfm
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PaCkage Contents
X8Dtg-Df
QuICk referenCe guIDe
• One(1)SupermicroMotherboard
LED Indicators
Connectors
DIMM Memory Installation
Jumpers, Connectors and LED Indicators
Back Panel I/O Connectors
Memory Support
Motherboard Layout and Features
Jumpers
Note: Graphics shown in this quick reference guide are for illustration only. Your components may or may not look exactly the same as drawings shown in this guide.
Note: Refer to Chapter 1 of the User Manual for detailed information on jumpers, connectors,
and LED indicators.
Note: Refer to Chapter 2 of the User Manual for detailed information on memory support and CPU/
motherboard installation instructions.
= mounting hole
Heatsink Installation
Front Panel Control (JF1)
JPW2
JPW3
J11
+
LE4
SW1
JPW1
FAN4
FAN8
FAN7
FAN3
FAN1
4
1
FAN2
FAN6
FAN5
JLPC80
JPCIE3
JWD1
JPL1
JPG1
LE1
LE2
JBAT1
JL1
JNMI1
JSPK1
J_UID_OW
PHY
x4 in x16 Slot
SBX 2B
SBX 1B
PCI-E 2.0
SBX 2A
IPMB
T-SGPIO0
IPMI_LAN
USB2/3
SBX 1A
P2 DIMM1A
P1DIMM3A
P2 DIMM1B
P1 DIMM2B
P2 DIMM2A
P1 DIMM2A
P2 DIMM2B
P1 DIMM1B
P2 DIMM3A
P1 DIMM1A
P2 DIMM3B
CLEAR
VGA
COM1
LAN2
LAN1
USB0/1
CMOS
I-SATA 1
JPI2C (PWR I2C)
CPU1
CPU2
BIOS
T-SGPIO1
I-SATA 2
I-SATA 3
I-SATA 4I-SATA 5
I-SATA 6
Intel
ICH10R
(South Bridge)
Intel
5520
IOH-36D
Intel
82576
LAN CTRL
Winbond
450R
BMC
P1 DIMM3B
Front Panel CTRL
Battery
X8DTG-DF
J12
JPCIE1
JPCIE2
Jumper Description Default Setting
JBT1 CMOS Clear Pins 1-2 (Reset)
JPG1 VGA Enable Pins 1-2 (Enabled)
JPL1 LAN1/2 Enable Pins 1-2 (Enabled)
J_UID_OW Red LED OW (Pins 7-8 of JF1) Off (Overwrites)
JWD1 Watch Dog Pins 1-2 (Reset)
Connector Description
COM1 COM1 Serial Port
FAN 1-8 System/CPU Fan Headers
IPMB IPMB (SMB I
2
C) Header (for IPMI)
JF1 Front Panel Connector
JL1 Chassis Intrusion
JLPC80 JLPC80 Connector
JNMI1 NMI (Non-Maskable Interrupt) Header
JPSK1 Internal Speaker/Buzzer Header
JPW1 12V 20-pin Power Connector
JPW2/JPW3 12V 8-pin PCI-Exp. Power Connectors
LAN1/2 Gigabit Ethernet (RJ45) Ports
(IPMI dedicated) LAN LAN (RJ45) Port for IPMI 2.0
PCI-E Slot PCI-Express 2.0 x4 in x 16 slot (JPCIE3)
PWR I
2
C (JPI
2
C) Power SMB (System Management Bus) I
2
C Header
SATA1 ~ SATA6 (Intel South Bridge) SATA Ports
SBX 1A/2A Slots PCI-E slots GPU for (Graphics Processing Unit) support
(J11/J12)
SBX 1B/2B Slots PCI-E slots for GPU support (JPCIE1/JPCIE2)
SW1 Unit Identier Switch
T-SGPIO-0/T-SGPIO-1 Serial General Purpose Input/Output Headers
USB0/1, USB 2/3 Universal Serial Bus (USB) Ports 0/1, 2/3
VGA Video Port
LED Description
LE1 Onboard Standby PWR warning LED Indicator
LE2 BMC LED Indicator
LE4 (Rear) Unit Identier (UID) LED Indicator
PowerButton
OH/Fan Fail/PWR
Fail/UID LED
1
ResetButton
2
HDD LED
PowerLED
Reset
PWR
3.3V
FP UID Switch/3.3V SB
3.3V
Ground
Ground
1920
Blue_LED_Cathode
(UID)/5V SB
Key
Ground
Key
NIC2 (Activity) LED
PWR Fail LED
NIC2 (Link) LED
NIC1(Link) LED
NIC1 (Activity) LED
No Connection
Note: Notch
should align
with the
receptive point
on the slot
Notch
Release
Tab
Release
Tab
DIMM DDR3
Notch
Memory Population for Optimal Performance
-For a motherboard with One CPU (CPU1) installed
O Branch 0 Branch 1 Branch 2
3 DIMMs P1 DIMM1A P1 DIMM2A P1 DIMM3A
6 DIMMs P1 DIMM1A P1 DIMM1B P1 DIMM2A P1 DIMM2B P1 DIMM3A P1 DIMM3B
Memory Population for Optimal Performance
-For a motherboard with One CPU (CPU2) installed
Branch 0 Branch 1 Branch 2
3 DIMMs P2 DIMM1A P2 DIMM2A P2 DIMM3A
6 DIMMs P2 DIMM1A P2 DIMM1B P2 DIMM2A P2 DIMM2B P2 DIMM3A P2 DIMM3B
Memory Population for Optimal Performance
-For a motherboard with Two CPUs installed
CPU1 CPU2
Branch 0 Branch 1 Branch 3 Branch 0 Branch 1 Branch 3
6 DIMMs 1A 2A 3A 1A 2A 3A
12
DIMMs
1A 1B 2A 2B 3A 3B 1A 1B 2A 2B 3A 3B
The X8DTG-DF supports up to 96 GB of Registered ECC or up to 24 GB of
Unbuffered ECC/Non-ECC DDR3 1333/1066/800 MHz Memory in 12 DIMMs.
Note: With Unbuffered ECC/Non-ECC Memory, a maximum of 2 GB of memory is
supported per DIMM slot.
3
1
2
4
5
6
7
8
1. USB 0
2. USB 1
3. IPMI_Dedicated LAN
4. LAN 1
5. LAN 2
6. COM Port 1 (Black)
7. VGA (Blue)
8. UID Switch
Insert the desired number of DIMMs into the memory slots, starting with P1
DIMM1A.
Screw#1
Screw#2
Screw#3
Screw#4
Mounting Hole
CPU Installation
CPU Keys
Socket Key
Pin 1