Supermicro A+ SERVER 1012C-MRF, Руководство пользователя

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Chapter 4: System Safety
5-15
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 definitions.
Serial Port Pin Definitions
(COM1/COM2)
Pin # Definition Pin # Definition
1 DCD 6 DSR
2 RXD 7 RTS
3 TXD 8 CTS
4 DTR 9 RI
5 Ground 10 NC
Note: NC indicates no connection.
Fan Header
Pin Definitions
Pin# Definition
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 definitions
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 definitions.
Universal Serial Bus Headers
Pin Definitions (USB2/3,
USB4/5)
USB2
Pin # Definition
USB3
Pin # Definition
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.
Chassis Intrusion
A Chassis Intrusion header is located
at JL1. Attach the appropriate cable to
inform you of a chassis intrusion.
Chassis Intrusion
Pin Definitions
(JL1)
Pin# Definition
1 Battery voltage
2 Intrusion signal