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11) F_PANEL (Front Panel Header)
Connect the power switch, reset switch, speaker, chassis intrusion switch/sensor and system status indicator
on the chassis to this header according to the pin assignments below. Note the positive and negative pins
before connecting the cables.
Power Switch
Power LED
2
1
Hard Drive
Reset
Activity LED
Switch
Chassis Intrusion
Header
• HD (Hard Drive Activity LED, Blue):
Connects to the hard drive activity LED on the chassis front panel. The LED is on when the hard drive is
reading or writing data.
• RES (Reset Switch, Green):
Connects to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the
computer freezes and fails to perform a normal restart.
• CI (Chassis Intrusion Header, Gray):
Connects to the chassis intrusion switch/sensor on the chassis that can detect if the chassis cover has been
removed. This function requires a chassis with a chassis intrusion switch/sensor.
• NC (Orange): No Connection.
The front panel design may differ by chassis. A front panel module mainly consists of power switch,
reset switch, power LED, hard drive activity LED, speaker and etc. When connecting your chassis
front panel module to this header, make sure the wire assignments and the pin assignments are
matched correctly.
12) F_AUDIO (Front Panel Audio Header)
The front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. You may connect
your chassis front panel audio module to this header. Make sure the wire assignments of the module
connector match the pin assignments of the motherboard header. Incorrect connection between the module
connector and the motherboard header will make the device unable to work or even damage it.
9
1
10
2
• The front panel audio header supports HD audio by default.
• Audio signals will be present on both of the front and back panel audio connections simultaneously.
B S S
• Some chassis provide a front panel audio module that has separated connectors on each wire instead
of a single plug. For information about connecting the front panel audio module that has different
1
wire assignments, please contact the chassis manufacturer.
S
• PLED/PWR_LED (Power LED, Yellow/Purple):
Speaker
System Status LED
S0
S3/S4/S5
• PW (Power Switch, Red):
20
19
Connects to the power switch on the chassis front panel. You may
configure the way to turn off your system using the power switch
(refer to Chapter 2, "BIOS Setup," "Power Management," for more
information).
• SPEAK (Speaker, Orange):
Connects to the speaker on the chassis front panel. The system reports
Power LED
system startup status by issuing a beep code. One single short beep
will be heard if no problem is detected at system startup.
For HD Front Panel Audio:
Pin No. Definition
1
MIC2_L
2
GND
F_
3
MIC2_R
4
-ACZ_DET
5
LINE2_R
6
Sense
7
FAUDIO_JD
8
No Pin
9
LINE2_L
10
Sense
_S
Connects to the power status indicator
on the chassis front panel. The LED is on
On
when the system is operating. The LED is
Off
off when the system is in S3/S4 sleep state
or powered off (S5).
For AC'97 Front Panel Audio:
Pin No. Definition
1
MIC
2
GND
3
MIC Power
4
NC
5
Line Out (R)
6
NC
7
NC
8
No Pin
9
Line Out (L)
10
NC
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F_
_
B
S
B S
B
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