25
Chapter 2: Installation
Front Panel USB 2.0
Header Pin Definitions
Pin#
Definition
Pin#
Definition
1
+5V
2
+5V
3
USB_PN2
4
USB_PN3
5
USB_PP2
6
USB_PP3
7
Ground
8
Ground
9
Key
10
Ground
Back Panel USB (3.0)
Pin Definitions
Pin#
Definition
Pin#
Definition
1
VBUS
10
Power
2
D-
11
USB 2.0 Differential Pair
3
D+
12
4
Ground
13
Ground of PWR Return
5
StdA_SSRX-
14
SuperSpeed Receiver
6
St 15
Differential Pair
7
GND_DRAIN
16
Ground for Signal Return
8
StdA_SSTX-
17
SuperSpeed Transmitter
9
St
18
Differential Pair
Universal Serial Bus (USB) Ports
There is one USB 2.0 port (USB0/1) and one USB 3.0 port (USB2/3) located on the I/O back
panel. The motherboard also has three front access USB 2.0 headers (USB5, USB6/7, and
USB8/9). The USB4 header is USB Type A. The onboard headers can be used to provide
front side USB access with a cable (not included).
SRW2
SRW1
M2_SRW3
M2_SRW1
JMP1
JPW1
JTPM1
JPH1
FAN2
JWD1
JPL1
JPL2
JI2C1
JI2C2
JP
AC1
J7
J4 J5
JF1
2
1
J1
JMD1
JPV1
BT1
JBT1
JL1
JSTBY1
1
JP1
2
EDP1
C
A
LED2
C
A
LED1
C
A
LED3
JGP1
JD1
JSD1
DESIGNED IN USA
A2SAV
REV:1.02
BAR CODE
FP
COM1
AUDIO
DOM POWER
USB4
USB5
USB6/7
FF
X
RST
PWR
ON
LAN1
LAN2
USB2/3(3.0)
USB0/1
mSATA/mini PCIE
CPU SLOT1 PCI-E 2.0 X2 (IN X8)
JL1:CHASSIS INTRUSION
HDMI/DP
SODIMM1(1.35V only)
NMI
X
PWR
LED
LED
HDD
1
NIC
NIC
2
VGA
CPU
COM3
COM2
USB8/9
2-3:DISABLE 1-2:ENABLE
2-3:DISABLE 1-2:ENABLE
JPAC1:AUDIO
2-3:DISABLE
1-2:ENABLE
JI2C2:
JI2C1:
M-SATA3
I-SATA0
M-SATA1
1-2:ENABLE
2-3:DISABLE
JPL2:
JPL1:
1-2:ENABLE
2-3:DISABLE
SATA+
LAN2
LAN1
M-SATA0
M-SATA2
I-SATA1
FAN1
JPME2
1
2
1. USB0/1
2. USB2/3
3. USB4
4. USB5
5. USB6/7
6. USB8/9
5
6
4
3
