Asus P4SP-MX SE - Manual (Page 31)

ASUS P4SP-MX SE motherboard user guide 1-23
• ATX Power Switch / Soft-Off Switch Lead (2-pin PWRBTN)
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.
• Reset Switch Lead (2-pin RESET)
This 2-pin connector connects to the case-mounted reset switch for rebooting
the system without turning off the system power.
• Hard Disk Activity Lead (2-pin IDELED)
This connector supplies power to the hard disk activity LED. The read or write
activities of any device connected to the primary or secondary IDE connector
cause this LED to light up.