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Power Fail LED
The Power Fail LED connection is
located on pins 5 and 6 of JF1. Refer
to the table on the right for pin defi ni-
tions.
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.
Serial Ports
The COM1 serial port is located on
the IO backplane. COM2 is a header
on the serverboard (see serverboard
layout for location). See the table on
the right for pin defi nitions.
Chapter 5: Advanced Serverboard Setup
Power Fail LED
Pin Defi nitions (JF1)
Pin#
5
6
Reset Button
Pin Defi nitions (JF1)
Pin#
3
4
Power Button
Pin Defi nitions (JF1)
Pin#
1
2
Serial Port Pin Defi nitions
(COM1, COM2)
Pin #
Defi nition
1
DCD
2
RXD
3
TXD
4
DTR
5
Ground
Note: Pin 10 is included on the header but not on
the port. NC indicates no connection.
5-17
Defi nition
Vcc
Ground
Defi nition
Reset
Ground
Defi nition
PW_ON
Ground
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
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