•
Hard disk drive activity LED (2-pin +HDD_LED-)
This 2-pin header is for the HDD Activity LED. Connect the HDD Activity
LED cable to this header. The HDD LED lights up or flashes when data is
read from or written to the HDD.
•
Power button/Soft-off button (2-pin PWR_BTN)
This header is for the system power button.
•
Reset button (2-pin RESET)
This 2-pin header is for the chassis-mounted reset button for system reboot without
turning off the system power.
ASUS Pro A520M-C
F_PANEL
+PWR_LED-
PWR_BTN
PIN 1
+HDD_LED-
RESET
1-5