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Chapter 2: Hardware information
27) System Management Interrupt Lead (2 pin SMI)
This 2-pin connector permits switching to suspend mode, or “Green” mode,
in which system activity is instantly decreased to save power and to expand
the life of certain system components. Attach the case-mounted suspend
switch this 2-pin connector.
28) ATX Power Switch / Soft-Off Switch Lead (2 pin PWR)
The system power is controlled by a momentary switch attached to this
connector. Pressing the button switches the system between ON and SLEEP,
or ON and SOFT OFF, depending on the BIOS or OS settings. Pressing the
button while in the ON mode for more than 4 seconds turns the system off.
29) Reset Switch Lead (2 pin RESET)
This 2-pin connector supports the case-mounted reset switch for rebooting
the system without turning off the power switch.
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