Table of Contents
Advertisement
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 definitions.
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB 2.0) are
on the serverboard. See the table on the right
for pin definitions.
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 definitions.
Fan Headers
This motherboard has eight fan headers
(Fan1 to Fan8). These 4-pin fans headers
are backward compatible with 3-pin fans.
However, fan speed control is available for
4-pin fans only. The fan speeds are con-
trolled by the BIOS. See the table on the right
for pin definitions
Video Connector
A Video (VGA) connector is located below
the COM Port on the IO backplane. This
connector is used to provide video and CRT
display.
Pin# Definition
19
20
Universal Serial Bus Ports
Pin Definitions (USB0/1)
USB0
Pin # Definition
1
+5V
2
PO-
3
PO+
4
Ground
Universal Serial Bus Headers
Pin Definitions (USB2/3)
USB2
Pin # Definition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
Note: NC indicates no connection.
Pin#
1
2
3
4
5-13
Chapter 4: System Safety
NMI Button
Pin Definitions
(JF1)
Control
Ground
USB1
Pin # Definition
1
+5V
2
PO-
3
PO+
4
Ground
USB3
Pin # Definition
1
+5V
2
PO-
3
PO+
4
Ground
5
NC
Fan Header
Pin Definitions
Definition
Ground
+12V
Tachometer
PWR Modulation
Advertisement
Table of Contents
