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9) 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/Sleep LED
Power Switch
2
1
Hard Drive
Reset
Power LED
Activity LED
Switch
Chassis Intrusion
Header
HD
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
Connects to the reset switch on the chassis front panel. Press the reset switch to restart the computer
CI
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.
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.
10) F_AUDIO (Front Panel Audio Header)
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.
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
Speaker
System Status LED
S0
On
S1
Blinking
S3/S4/S5
Off
20
PW
19
Connects to the power switch on the chassis front panel. You may
SPEAK
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.
For HD Front Panel Audio:
Pin No.
1
2
GND
3
4
5
6
Sense
7
8
No Pin
9
10
Sense
- 14 -
Connects to the power status indicator on
the chassis front panel. The LED is on when
the system is operating. The LED keeps
blinking when the system is in S1 sleep
state. The LED is off when the system is
For AC'97 Front Panel Audio:
Pin No.
1
MIC
2
GND
3
MIC Power
4
NC
5
6
NC
7
NC
8
No Pin
9
10
NC
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