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X9DBU-3F/X9DBU-iF Motherboard User's Manual
ATX PS/2 Keyboard and Mouse
Ports
The ATX PS/2 keyboard and PS/2
mouse are located next to the Back
Panel USB Ports 0/1 and the IPMI
LAN port on the motherboard. See the
table at right for pin defi nitions.
Universal Serial Bus (USB)
Two Universal Serial Bus ports (USB
0/1) are located on the I/O back panel.
In addition, two USB headers, located
close to the I-SATA ports, provide four
front-accessible USB connections
(USB 2/3, USB 4/5). Two Type A
connectors (USB 6, USB 7) are also
located on the motherboard to provide
front USB support. (Cables are not
included). See the tables on the right
for pin defi nitions.
LED3
JPL1
LAN2
LAN1
LAN
CTRL
82580
LED1
BMC
CTRL
JI2C1
1
JI2C2
1
XDP_CPU
1
1
2
3
4
1
JPG1
Battery
XDP_PCH
I-SATA5
I-SATA4
I-SATA3
8
I-SATA2
Intel IOH
I-SATA1
BIOS
7
I-SATA0
X9DBU
6
Rev. 1.02
JBT1
BUZZER
JL1
5
SAS4~7
SAS0~3
FAN3
JF1
JD1
PS2 Keyboard
Pin#
1
2
3
4
5
6
VCC: with 1.5A PTC (current limit)
Back Panel USB
(USB 0/1)
Pin Defi nitions
Pin# Defi nition
1
2
3
4
5
USB0/1
VGA
COM1
KB/MOUSE
JPW4
IPMI_LAN
PHY
2
JPW3
JPW2
4
1
3
JPW1
FAN1
FAN2
2-16
PS/2 Keyboard/Mouse Pin
Defi nitions
PS2 Mouse
Defi nition
Pin#
Defi nition
KB Data
1
Mouse Data
No Connection
2
No Connection
Ground
3
Ground
Mouse/KB VCC
4
Mouse/KB VCC
(+5V)
(+5V)
KB Clock
5
Mouse Clock
No Connection
6
No Connection
FP USB (2/3, 4/5)
Pin Defi nitions
USB 2, 4, 6
Pin # Defi nition
1
+5V
+5V
2
PO-
PO-
3
PO+
PO+
4
Ground
Ground
5
NC
NA
(NC= No connection)
1. Keyboard
2. Mouse
3. Backpanel USB 0
4. Backpanel USB 1
5. Front Accessible USB 2/3
6. Front Accessible USB 4/5
7. Onboard USB 6
8. Onboard USB 7
USB 3, 5
Pin # Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
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