•System Power LED Lead (3-pi n PLED)

This 3-pin connector connects to the system power LED. The LED lights up when you turn on the system power, and blinks when the system is in sleep mode.

•System Warni ng Speaker Lead (4-pi n SPEAKER)

This 4-pin connector connects to the case-mounted speaker and allows you to hear system beeps and warnings.

•Reset Swi tch Lead (2-pi n RESET )

This 2-pin connector connects to the case-mounted reset switch for rebooting the system without turning off the system power.

•ATX Power Swi tch / Soft-Off Swi tch Lead (2-pi n PWRSW ) This connector connects a switch that controls the system power Pressing the power switch turns the system between ON and SLEEP, or ON and SOFT OFF, depending on the BIOS or OS settings. Pressing the power switch while in the ON mode for more than 4 seconds turns the system OFF.

•H ard di sk acti vi ty LED (2-pi n I DE_LED)

This connector supplies power to the hard disk activity LED. Any read or write activity of an IDE device cause this LED to light up.

ASUS M2S-X

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