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Hardware Installation
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.
System Status LED
S0
On
S3/S4/S5
Off
•
PW
(Power Switch, Red):
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," "Settings\Platform Power," for more
information).
•
SPEAK
(Speaker, Orange):
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, 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.
•
PLED/PWR_LED
(Power LED, Yellow/Purple):
Connects to the power status indicator on the chassis front panel. The LED
is on when the system is operating. The LED is off when the system is in S3/
S4 sleep state or powered off (S5).
15) F_PANEL (Front Panel Header)
Connect one end of the front panel extension cable to this header and connect the power switch, reset
switch, speaker, chassis intrusion switch/sensor and system status indicator on the chassis front panel to
the other end. Note the positive and negative pins before connecting the cables.
+' 5(6 ,&
3:5B/('
Front panel exten-
sion cable
NC
NC
Power LED
DEBUG
PORT
G.QBOFM
1
2
19
20
CI-
CI+
PWR_LED-
PLED-
PW-
SPEAK+
SPEAK-
PLED+
PW+
Power LED
HD-
RES+
HD+
RES-
Hard Drive
Activity LED
Reset
Switch Chassis Intrusion
Header
Power Switch
Speaker
PWR_LED-
