H81I-CM-AA
2-16
6.
Front panel system panel connector (10-1 pin F_PANEL)
This connector supports several chassis-mounted functions.
•
System power LED (2-pin +PWR_LED)
This 2-pin connector is for the system power LED. Connect the chassis
power LED cable to this connector. The system power LED lights up when
you turn on the system power, and blinks when the system is in sleep mode.
•
Hard disk drive activity LED (2-pin +HDD_LED)
This 2-pin connector is for the HDD Activity LED. Connect the HDD Activity
LED cable to this connector. The IDE LED lights up or flashes when data is
read from or written to the HDD.
•
ATX power button/soft-off button (2-pin PWR_BTN)
This 2-pin connector is for the system power button.
•
Reset button (2-pin RESET)
This 2-pin connector is for the chassis-mounted reset button for system
reboot without turning off the system power.
PIN 1
PWR_BTN
GND
PWRBTN#_PANEL
PLED-
PLED+
+5V_FPANEL
O_RSTCON#_PR
GND
HDD_LED-
F_PANEL
+PWR_LED
+HDD_LED
RESET
Connector type
Header 2x5p, K10, 2.54mm pitch
5.
Speaker connector (4-pin SPEAKER)
The 4-pin connector is for the chassis-mounted system warning speaker. The
speaker allows you to hear system beeps and warnings.
SPKO
GND
GND
+5V_SPKO
SPEAKER
PIN 1
Connector type
HEADER 1x4p, 2.54mm pitch, S/T
