Supermicro 1012C-MRF Uživatelský manuál Strana 46

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5-14
A+ Server 1012C-MRF User's Manual
Universal Serial Bus Ports
Two Universal Serial Bus ports (USB 2.0) are
located beside the Keyboard and Mouse PS2
ports (USB0/1). One additional Type A port
(USB6) is included on the motherboard. See
the table on the right for pin de nitions.
Universal Serial Bus Ports
Pin De nitions (USB 0/1,
USB6)
USB0
Pin # De nition
USB1
Pin # De nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
USB Headers
Four USB 2.0 headers (USB2/3 and USB4/5)
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 de nitions.
Fan Header
Pin De nitions
Pin# De nition
1 Ground
2 +12V
3 Tachometer
4 PWR Modulation
Fan Headers
This motherboard has five fan headers
(Fan1 to Fan5). 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
controlled by the BIOS. See the table on the
right for pin de nitions
Universal Serial Bus Headers
Pin De nitions (USB2/3,
USB4/5)
USB2
Pin # De nition
USB3
Pin # De nition
1 +5V 1 +5V
2 PO- 2 PO-
3 PO+ 3 PO+
4 Ground 4 Ground
5 Key 5 NC
Note: NC indicates no connection.
Serial Ports
The COM1 serial port is located beside the
VGA port. Refer to the motherboard layout
for the location of the COM2 header. See the
table on the right for pin de nitions.
Note: NC indicates no connection.
Serial Port Pin De nitions
(COM1/COM2)
Pin # De nition Pin # De nition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 NC
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