User`s manual

Knowing Your Motherboard 2-7
2.2.6. Front Panel Switches & Indicators Connection Headers
These headers are used for connecting switches and LED indicators on the chassis
front panel. The mark “+” align to the pin in the figure below stands for positive
polarity for the LED connection.
HLED (Pin 1, 3):
Connects to the HDD LED cable of chassis front panel.
RST (Pin 5, 7):
Connects to the Reset Switch cable of chassis front panel.
SPK (Pin 15, 17, 19, 21):
Connects to the System Speaker cable of chassis.
SLED (Pin 2, 4):
Connects to the Suspend LED cable (if there is one) of chassis front panel.
User’s Manual