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Universal Serial Bus (USB)
Two Universal Serial Bus ports (USB 0/1)
are located on the I/O backpanel and an
additional six USB ports in three head-
ers, USB2/3, 4/5, 12/13 provide front/
back chassis access. USB 11 is a Type
A USB connector. (USB cables are not
included). See the tables on the right for
pin defi nitions.
Serial Ports
The COM1 Port is located on the I/O
backpanel. COM2 is a header located
on the the motherboard. See the table
on the right for pin defi nitions.
Ethernet Ports
Two Ethernet ports (LAN1/LAN2) are
located next to the VGA port on the I/O
back panel. An IPMI Dedicated LAN port
is also located above the USB0/1 ports on
the X9SCL-F. This provides a dedicated
network connection for IPMI 2.0 support.
These ports accept RJ45 type connec-
tors/cables.
Chapter 5: Advanced Motherboard Setup
Back Panel USB0/1
Pin# Defi nition
1
+5V
2
USB_PN1
3
USB_PP1
4
Ground
Front/Back Panel USB2/3, 11, 12/13
USB 2/4/11/12
Pin #
Defi nition
1
+5V
2
USB_PN2
3
USB_PP2
4
Ground
5
No Con-
nection
Serial Port Pin Defi nitions
Pin #
Defi nition
1
CDC
2
RXD
3
TXD
4
DTR
5
Ground
Pin# Defi nition
1
GND
2
Vcc19-LAN
3
TD3+
4
TD3-
5
TD2+-
6
TD2-
7
TD1+-
8
TD1-
NC = No connection
5-15
Pin Defi nitions
Pin#
Defi nition
5
+5V
6
USB_PN0
7
USB_PP0
8
Ground
Pin Defi nitions
USB 3/5/13
Pin #
Defi nition
6
+5V
7
USB_PN3
8
USB_PP3
9
Ground
10
Key
(COM1/COM2)
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
LAN Port
Pin Defi nitions
9
TD0+
10
TD0
11
Link 100 LED
12
Link 100 LED
13
3.3V
14
Act LED
15
GND
16
GND
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