abit si-2ns443 Manual

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2-6 Chapter 
2.3.4. 
Front Panel Switches & Indicators Connection Headers 
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. 
SI-2Ns44X Series