User's Manual

Installation
2-15
Power Button (PW_BN)
Connect to a 2-pin switch button. Pressing this button will turn the system
power on or off.
Reset Switch (RST_SW)
The Reset Switch is used to reboot the system rather than turning the power
ON/OFF. Avoid rebooting while the HDD is working. You can connect the
Reset Switch from the system case to this pin.
Power LED (PW_LED)
The LED is lit when the system is power on. If the system is in S1 (POS - Power
On Suspend) or S3 (STR - Suspend To RAM) state, the LED will blink.
HDD LED (HD_LED)
HDD LED shows the activity of a hard disk drive. Avoid turning the power off
while HDD LED is lit. Connect the HDD LED from the system case to this pin.
Sleep LED (SLP_LED)
The SLED is lit when the system is in the S1 (POS - Power On Suspend) state.
Speaker (SPEAKER)
The speaker from the system case is connected to this pin.
Socket 478
M
F_Panel
F_Panel2
PW_BN
HD_LED RST_SW
PW_LED
SPEAKER
SLP_LED
F_Panel Pin Definition
PIN SIGNAL PIN SIGNAL
1 5VDUAL 8 GND
2 +5V 9 SPEAK
3 5VDUAL 10 RST_SW
4 HD_LED 11 NC
5 PLED 12 GND
6 PW_BN 13 SPEAK
7 +SPEAK 14 NC
+SLP_LED
-SLP_LED
1
2
13
14