Specifications

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13
FAN1~4/CPUFAN1~2: 4-pin Fan Connector with Speed Control
CPUFAN1/FAN1~4
+1 2V
PWM
GN
D
Tachometer
1
CPUFAN2
+12V
PWM
GND
Ta c h o m e t e r
1
Use these headers to connect the cooling fans to
the motherboard to keep the system stable and
reliable.
This connector supports the tachometer monitoring
and auto fan speed control.
J13: CPUFAN2 J48: CPUFAN1 J50: FAN3
J51: FAN1 J56: FAN4 J57: FAN2
Pin 1 Pin 2 Pin 3 Pin 4
GND +12V Tachometer PWM
FAN5/FAN6: 4-pin Fan Connector
FAN5
+12V
NC
GND
Ta ch omete r
1
FAN6
+1 2V
NC
GN
D
Tachometer
1
Use these headers to connect cooling fans to the
motherboard to keep the system stable and
reliable.
J7: FAN5 J8: FAN6
Pin 1 Pin 2 Pin 3 Pin 4
GND +12V Tachometer NC
J9: COM2 Header
1
9
2 1
0
Use these pin definitions to connect a port to COM2.
Signal Pin Pin Signal
DCD 1 2 DSR
RXD 3 4 RTS
TXD 5 6 CTS
DTR 7 8 RI
GND 9 10 KEY