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7) 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_
• 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
B S S
reading or writing data.
• RES (Reset Switch):
1
Connects to the reset switch on the chassis front panel. Press the reset switch to restart the computer if the
_S
computer freezes and fails to perform a normal restart.
• CI (Chassis Intrusion Header):
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:
S
No Connection.
8) F_AUDIO (Front Panel Audio Header)
The front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. You may connect
1 2 3
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.
U
_
_
Power LED
Power Switch Speaker
2
20
1
19
Hard Drive
Reset
Power LED
Activity LED
Switch
Chassis Intrusion
Header
9
1
10
2
_ _
3
• 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.
_
_B
• PLED/PWR_LED (Power LED):
Connects to the power status indicator
System Status LED
on the chassis front panel. The LED is on
S0
On
when the system is operating. The LED is
S3/S4/S5
Off
off when the system is in S3/S4 sleep state
or powered off (S5).
• PW (Power Switch):
F_
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):
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.
_
B
S B_
B
For HD Front Panel Audio:
For AC'97 Front Panel Audio:
Pin No. Definition
_ S
1
MIC2_L
2
GND
S_
_
3
MIC2_R
B
4
NC
5
LINE2_R
6
Sense
_ U
_
7
FAUDIO_JD
B
8
No Pin
9
LINE2_L
10
Sense
F_USB3 F
- 15 -
S
S
B S_
B
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
U
F
_ 0
_ F
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