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S
S
UPER
ERVER 1026T-URF/1026T-UF User's Manual
Universal Serial Bus Headers
Four additional USB headers (USB2/3
and USB4/5) are included on the
serverboard. These may be used for
front side access. A USB cable (not
included) is needed for the connec-
tion. See 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.
Fan Headers
The X8DTU-F has eight headers,
designated Fan1 through Fan8. FAN1
through FAN6 are for chassis/system
fans while FAN7 and FAN8 are used
to CPU heatsink fans. Their speed is
controlled via Thermal Management
with a BIOS setting. See the table on
the right for pin defi nitions.
Chassis Intrusion
A Chassis Intrusion header is located
at JL1. Attach the appropriate cable to
inform you of a chassis intrusion.
Universal Serial Bus Headers
Pin Defi nitions (USB2/3, USB4/5)
USB2, USB4
Pin #
Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
Key
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.
Fan Header
Pin Defi nitions
(FAN1-8)
Pin#
1
2
3
4
Chassis Intrusion
Pin Defi nitions (JL1)
Pin#
1
2
5-16
USB3, USB5
Pin # Defi nition
1
+5V
2
PO-
3
PO+
4
Ground
5
NC
Pin #
Defi nition
6
DSR
7
RTS
8
CTS
9
RI
10
NC
Defi nition
Ground (Black)
+12V (Red)
Tachometer
PWM Control
Defi nition
Intrusion Input
Ground
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