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Chapter 4: Motherboard Connections
USB Ports (USB0~USB8)
There are a total of nine (9) USB ports supported on the motherboard. Four are located on
the back panel (USB 0/1 (2.0) and USB 4/5 (3.0)). There are also five ports located on the
motherboard, four are on two headers (USB 2/3 (2.0) and USB 6/7 (3.0)), and one is on a
"Type A" connector (USB 8).
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
Front Panel USB 3.0)
Pin Definitions
Pin#
Definition
Pin#
Definition
1
VBUS
19
Power
2
Stda_SSRX-
18
USB3_RN
3
St
17
USB3_RP
4
GND
16
GNd
5
Stda_SSTX-
15
USB3_TN
6
St
14
USB3_TP
7
GND
13
GND
8
D-
12
USB_N
9
D+
11
USB_P
10
x
Sensor Header (JSEN1)
This header (JSEN1) allows BMC to monitor thermal inlet temperature. A special module is
required. Please contact Supermicro at
to purchase the module for this
header. Refer to the table below for pin definitions
Intel Sensor Header
Pin Definitions
Pin#
Definition
1
SMBDAT
2
Ground
3
SMBCLK
4
3.3V STBY
