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2.3.4. Connection Header for Front Panel Switches & Indicators
This header is used for connecting switches and LED indicators on the chassis
front panel.
Watch the power LED pin position and orientation. The mark “+” align to the pin
in the figure below stands for positive polarity for the LED connection. Please
pay attention to connect these headers. A wrong orientation will only cause the
LED not lighting, but a wrong connection of the switches could cause system
malfunction.
•
HLED (Pin 1, 3):
Connects to the HDD LED cable.
•
RST (Pin 5, 7):
Connects to the Reset Switch cable.
•
SPKR (Pin 13, 15, 17, 19)
: Connects to the System Speaker cable.
•
SLED (Pin 2, 4):
Connects to the Suspend LED cable.
•
PWR (Pin 6, 8):
Connects to the Power Switch cable.
•
C.O. (Pin 14, 16):
Connects to Case Open (Intrusion) device.
•
FLED (Pin 18, 20)
: Connects to the Fault LED cable.
