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3W Audio AMP Output
Wafer Header
(4-pin SPEAKER1)
(see p.13/15/17/19, No. 28)
Power LED Header
(3-pin PLED1)
(see p.13/15/17/19, No. 11)
Chassis Fan Connector
(4-pin CHA_FAN1)
(see p.13/15/17/19, No. 4)
CPU Fan Connectors
(4-pin CPU_FAN1)
(see p.13/15/17/19, No. 22)
Serial Port Header
(10-pin COM1)
(see p.13/15/17/19, No. 18)
Front_R-
Front_R+
Front_L+
Front_L-
1
PLED-
PLED+
PLED+
1
FAN_SPEED_CONTROL
FAN_SPEED
+12V
GND
1
2
3
4
FAN_SPEED_CONTROL
FAN_SPEED
+12V
GND
DSR
COM PWR/DCD
RXD
RTS
TXD
CTS
DTR
COM PWR/RI
GND
NC
1
36
Please connect the chassis
speaker to this header.
Please connect the chassis
power LED to this header
to indicate system power
status. The LED is on when
the system is operating. The
LED keeps blinking in S1/S3
state. The LED is off in S4
state or S5 state (power off).
Please connect a fan cable
to the fan connector and
match the black wire to the
ground pin.
Though this motherboard
4
3
provides a 4-Pin CPU fan
2
1
(Quiet Fan) connector, 3-Pin
CPU fans can still work even
without fan speed control. If
you plan to connect a 3-Pin
CPU fan, please connect it
to Pin 1-3.
This COM1 header supports
a serial port module.
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