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HDD LED
The HDD LED connections are located
on pins 13 and 14 of JF1. Attach a
hard-drive LED cable to display HDD
or SATA activities. Refer to the table on
the right for pin defi nitions.
Power LED Connector
The Power LED connector is on pins
15 and 16 of JF1. See the table on the
right for pin defi nitions.
NMI Button
The non-maskable interrupt button
header is located on pins 19 and 20
of JF1. Refer to the table on the right
for pin defi nitions.
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB
2.0) are on the serverboard. See the
table on the right for pin defi nitions.
USB Headers
Two USB 2.0 headers (USB2/3) are
also included on the motherboard.
These may be connected to provide
front side access. A USB cable (not
included) is needed for the connection.
See the table on the right for pin
defi nitions.
Pin Defi nitions
Pin# Defi nition
13
14
Pin Defi nitions
Pin# Defi nition
15
16
Pin Defi nitions
Pin# Defi nition
19
20
Universal Serial Bus Ports
Pin Defi nitions (USB0/1)
USB0
Pin# Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
Universal Serial Bus Headers
Pin Defi nitions (USB2/3)
USB2
Pin# Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
Note: NC indicates no connection.
2-11
Chapter 2: Installation
HDD LED
(JF1)
Vcc
HDD LED
Power LED
(JF1)
3.3V
Power LED
NMI Button
(JF1)
NMI
Ground
USB1
Pin# Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
USB3
Pin# Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
NC
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