Owner's Manual

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2
Audio Connector : F_AUDIO1
The audio connector supports HD Audio standard.
It provides the Front Audio output choice.
Fan Headers : CPU_FAN1, SYS_FAN1
There are two main fan headers on this motherboard. The fan
speed can be controlled and monitored in “PC Health Status”
section of the BIOS Setup. These fans can be automatically
turned off after the system enters S3, S4 and S5 sleeping
states.
Chassis Intrusion Alarm Header : C_INTRUSION1
The connector can be connected to a security switch on the
chassis. The system can detect the chassis intrusion through
the function of this connector. If eventually the chassis is
closed, the system will send a message out.
Speaker Connector : SPEAKER1
The speaker connector is used to connect speaker of the
chassis.
CPU_FAN1/SYS_FAN1
GND
POWER
SENSE
CONTROL
1
A_MIC2_L
A_MIC2_R
A_LINE2_L
SENSE_SEND
SENSE1_RETURN
PRESENCEJ
EMPTY
SENSE2_RETURN
AUD_GND
1
2
109
F_AUDIO1
A_LINE2_R
NC
PWR
EMPTY
SPEAKER1
SPKJ
1
2
3
4
C_INTRUSION1
GND
INTRUDERJ
1