VIA Technologies NAB-7500, User Manual

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16
Case Connector: F_PANEL
The F_PANEL pin header allows you to connect the power switch, reset
switch, power LED, sleep LED, HDD LED and the case speaker.
Pin Signal Pin Signal
1 +PWR_LED 2 +HD_LED
3 +PWR_LED 4 -HD_LED
5 -PWR_LED 6 PW_BN
7 SPEAK+ 8 GND
9 NC
10 RST_SW
11 NC 12 GND
13 SPEAK- 14 +SLEEP_LED
15 KEY 16 -SLEEP_LED
Power LED (PWR_LED)
The LED will light when the system is 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 when the HDD LED is still on. Connect the HDD LED from the
system case to this pin.
Power Switch (PW_BN)
Connect to a 2-pin power button switch. Pressing this button will turn
the system power on or off.
Speaker (SPEAK)
The speaker from the system case is connected to this pin.
Reset Switch (RST_SW)
The reset switch is used to reboot the system rather than turning the
power ON/OFF. Avoid rebooting the system, if the HDD is still working.
Connect the reset switch from the system case to this pin.
Sleep LED (SLEEP_LED)
The SLEEP LED is lit when the system is in the S1 (POW-Power On
Suspend)