MSI 5500 Master Series, User Manual

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2-12
MS-96C8 Server Board
Fan Power Connector: CPU0_FAN, CPU1_FAN, SYS_FAN1/2/3/4/5
The fan power connectors support system cooling fan with +12V. W hen connecting
the wire to the connectors, always note that the red wire is the positive and should
be connected to the +12V; the black wire is Ground and should be connected to GND.
If the mainboard has a System Hardware Monitor chipset onboard, you must use a
specially designed fan with speed sensor to take advantage of the CPU fan control.
Important
Please refer to the recommended CPU fans at processor ’ s official website or
consult the vendors for proper CPU cooling fan.
Serial Port Connector: COM2
This connector is a 16550A high speed communications port that sends/receives 16
bytes FIFOs. You can attach a serial device to it through the optional serial port
bracket.
PIN SIGNAL DESCRIPTION
1 DCD Data Carry Detect
2 SIN Serial In or Receive Data
3 SOUT Serial Out or Transmit Data
4 DTR Data Terminal Ready
5 GND Ground
6 DSR Data Set Ready
7 RTS Request To Send
8 CTS Clear To Send
9 RI Ring Indicate
Pin Definition
CPU0_FAN
SENSOR
+12V
GND
CONTROL
CPU1_FAN,
SYS_FAN4
SENSOR
+12V
GND
CONTROL
SYS_FAN1/2/3/5
S
E
N
S
O
R
+
1
2
V
G
N
D
C
O
N
T
R
O
L
COM2
1 9
2
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