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Reset Button
The Reset Button connection is lo-
cated on pins 3 and 4 of JF1. Attach
it to the hardware reset switch on the
computer case. Refer to the table on
the right for pin defi nitions.
Power Button
The Power Button connection is
located on pins 1 and 2 of JF1. Mo-
mentarily contacting both pins will
power on/off the system. This button
can also be confi gured to function
as a suspend button (see the Power
Button Mode setting in BIOS). To turn
off the power when set to suspend
mode, depress the button for at least
4 seconds. Refer to the table on the
right for pin defi nitions.
USB0/1 (Universal Serial
Bus Ports)
Two Universal Serial Bus ports
(USB2.0) are located beside the
keyboard/mouse ports on the I/O
backpanel. See the table on the right
for pin defi nitions.
Serial ATA Activity LEDs
Connect an LED to the JS9 header to
provide indication of Serial ATA drive
activity. See the table on the right for
pin defi nitions.
Reset Button
Pin Defi nitions (JF1)
Pin#
Defi nition
3
Reset
4
Ground
Power Button
Pin Defi nitions (JF1)
Pin#
Defi nition
1
PW_ON
2
Ground
Universal Serial Bus Ports
Pin Defi nitions (USB0/1)
USB0
Pin # Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
Serial ATA Activity LEDs
Pin Defi nitions (JS9)
Pin #
Defi nition
1
SATA0 LED
2
SATA1 LED
3
SATA2 LED
4
SATA3 LED
5
Ground
Note: NC indicates no connection.
2-9
Chapter 2: Installation
USB1
Pin # Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
Pin #
Defi nition
6
NC
7
NC
8
NC
9
NC
10
Key
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