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8) F_PANEL (Front Panel Header)
Connect the power switch, reset switch, speaker, 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.
F_
Activity LED
• RES (Reset Switch):
Connects to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the computer freezes
S S
and fails to perform a normal restart.
• CI (Chassis Intrusion Header):
1
Connects to the chassis intrusion switch/sensor on the chassis that can detect if the chassis cover has been removed. This
_S
1
function requires a chassis with a chassis intrusion switch/sensor.
S
3
2
1
9) 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 con-
1 2 3
nector 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.
Power LED
Power Switch
Speaker
2
20
1
19
Hard Drive
Reset
Power LED
Switch
Chassis Intrusion
Header
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.
For HD Front Panel Audio:
Pin No. Definition
9
1
1
10
2
2
3
4
5
6
7
8
9
10
• 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.
• 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 wire assignments,
please contact the chassis manufacturer.
• PLED/PWR_LED (Power LED):
Connects to the power status indicator on the chas-
System Status LED
sis front panel. The LED is on when the system is
S0
On
operating. The LED is off when the system is in S3/
S3/S4/S5
Off
S4 sleep state or powered off (S5).
• PW (Power Switch):
Connects to the power switch on the chassis front panel. You may configure the
F_
way to turn off your system using the power switch (refer to Chapter 2, "BIOS
Setup," "Power Management," for more information).
• SPEAK (Speaker):
Connects to the speaker on the chassis front panel. The system reports system
startup status by issuing a beep code. One single short beep will be heard if no
problem is detected at system startup.
• HD (Hard Drive Activity LED):
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.
_
B
S B_
B
For AC'97 Front Panel Audio:
Pin No. Definition
MIC2_L
1
MIC
_ S
GND
2
GND
S_
MIC2_R
3
MIC Power
_
-ACZ_DET
4
NC
B
LINE2_R
5
Line Out (R)
GND
6
NC
_
U
FAUDIO_JD
7
NC
_
No Pin
8
No Pin
B
LINE2_L
9
Line Out (L)
GND
10
NC
- 14 -
S
S
U
5
4
3
2
1
B S_
B
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