2-24
X9DBU-3F/X9DBU-iF Motherboard User’s Manual
Power Button
Blue+ (OH/Fan Fail/
PWR FaiL/UID LED)
1
NIC1 Link LED
Reset Button
2
Power Fail LED
HDD LED
FP PWRLED
Reset
PWR
3.3 V
ID_UID_SW/3/3V Stby
Red+ (Blue LED Cathode)
Ground
Ground
19
20
3.3V
X
Ground
NMI
X
NIC2 Link LED
NIC2 Activity LED
NIC1 Activity LED
Power Button
The Power Button connection is located
on pins 1 and 2 of JF1. Momentarily
contacting both pins will power on/off
the system. This button can also be con-
fi gured to function as a suspend button
(with a setting in the BIOS - See Chapter
5). To turn off the power when the system
is in suspend mode, press the button for
4 seconds or longer. Refer to the table on
the right for pin defi nitions.
Power Button
Pin Defi nitions (JF1)
Pin# Defi nition
1
Signal
2
Ground
Reset Button
The Reset Button connection is located
on pins 3 and 4 of JF1. Attach it to a
hardware reset switch on the computer
case. Refer to the table on the right for
pin defi nitions.
Reset Button
Pin Defi nitions (JF1)
Pin# Defi nition
3
Reset
4
Ground
A. Reset Button
B. PWR Button
A
B
LED3
JSTBY1
JD1
JPB1
JPG1
JBR1
JWD1
JVRM_SMB
JPL1
I-SATA1
I-SATA0
I-SATA4
I-SATA3
I-SATA2
I-SATA5
JSD1
DIMM_C2
JPMB1
JPME2
JPME1
T-SGPIO1
T-SGPIO2
JBT1
JPI2C1
JF1
JTPM1
JI2C2
JI2C1
JL1
LED2
Battery
COM1
JPW4
JPW1
JPW3
JPW2
XDP_PCH
XDP_CPU
JT
AG OF CPLD
BUZZER
SAS4~7
SAS0~3
USB7
USB6
USB4/5
USB2/3
SXB2: CPU2 PCI-E 3.0 X8
SXB1: CPU2/CPU1 PCI-E 3.0 X8 + x8
P1 DIMMC2
P1 DIMMC1
P1 DIMMB2
P1 DIMMB1
P1 DIMM1A
AL
W
AYS POPULA
TE DIMMxA
FIRST
P2 DIMMF2
P2 DIMMF1
P2 DIMME2
P2 DIMMD2
P2 DIMME1
P2 DIMMD1
FA
N
B
FA
N
A
FAN3
FA
N
4
FAN2
FAN1
USB0/1
UIOP
COM2
IPMI_LAN
KB/MOUSE
LAN2
LAN1
VGA
UID
P1 DIMMA1
P1 DIMMA2
24-Pin Main PWR
8-Pin PWR
8-Pin PWR
JOH1
BIOS
Intel IOH
BMC
CTRL
LAN
CTRL
82580
PHY
X9DBU
Rev. 1.02
1
[CPU2_Port3D]
[CPU2_Port3C]
[CPU2_Port1B]
[CPU2_Port1A]
[CPU1_Port3A]
[CPU1_Port3B]
1
1
1
1
1
1
1
3
2
1
4
LED1
