User`s manual

2-10 Chapter 2
2.5.5. 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.
PWR-ON (Pin 6, 8):
Connects to the Power Switch cable of chassis front panel.
PLED (Pin 16, 18, 20):
Connects to the Power LED cable of chassis front panel.
IS-10 / IS-11 / IS-12