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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 confi g-
ured to function as a suspend button (see
BIOS Setup). To turn off the power in the
suspend mode, press the button for at
least 4 seconds. Refer to the table on the
right for pin defi nitions.
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.
Chapter 5: Advanced Motherboard Setup
Power Button
Pin Defi nitions (JF1)
Pin#
1
2
Back Panel USB0/1
Pin Defi nitions
Pin# Defi nition
1
+5V
2
USB_PN1
3
USB_PP1
4
Ground
Front/Back Panel USB2/3, 11, 12/13
Pin Defi nitions
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
(COM1/COM2)
Pin #
Defi nition
1
CDC
2
RXD
3
TXD
4
DTR
5
Ground
5-17
Defi nition
Signal
+3V Standby
Pin#
Defi nition
5
+5V
6
USB_PN0
7
USB_PP0
8
Ground
USB 3/5/13
Pin #
Defi nition
6
+5V
7
USB_PN3
8
USB_PP3
9
Ground
10
Key
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
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