Abit AB-SA7 Manual page 66

4-20 Chapter 4
Hot Key Function As:
Three options are available: Disable ( Power Off ( Suspend. The default setting is Power Off. This
item allows you to set hot key function.
Hot Key Power On Function:
Two options are available: Disabled or Enabled. The default setting is Disabled. This item allows you to
enable the power on function.
USB S3 WakeUp Function:
Two options are available: Disabled or Enabled. The default setting is Disabled. When set to Enabled,
any event occurring at a USB port will awaken a system from S3 state.
HDD Off After:
If the system has not accessed data on the hard disk drive during the specified time period, the engine of
the HDD will stop in order to save electricity. You can set 1 to 15 minutes or select Disable according to
your use of the HDD.
Power Button Override:
Support ACPI power button override. The user presses the power button for more then four seconds while
the system is in the working state, then the system will transition to the soft-off (Power off by software).
This is called the power button override.
Power State Resume Control:
Three options are available: Always Off ( Always On ( Keep Pre-State. The default setting is Always
Off. This setting lets you set the system action after a power failure. This item lets you sett the system
power state when power recovers. If you set it to Always Off, when power returns, whatever state your
computer was in before the power failure, the system will always turn off. If you set it to Always On,
when power returns, whatever state your computer was in before the power failure, the system will
always turn on. If you set it to Keep Pre-State, when the power returns, the computer return to the
previous power state.
PM Wake Up Events
The following is a list of IRQ's (Interrupt ReQuests) and list of the events. When an I/O device wants to
gain the attention of the operating system, it causes an IRQ or event to occur. When the operating system
is ready to respond to the request, it interrupts itself and performs the service.
IRQ [3-7, 9-15], NMI:
Two options are available: Disabled or Enabled. The default setting is Enabled. When set to Enabled, any
event occurring at a IRQ 3 ~ IRQ 7, IRQ 9 ~ IRQ 15 will awaken a system that has powered down.
IRQ 8 Break Suspend:
Two options are available: Disabled or Enabled. The default setting is Disabled. When set to Enabled,
any event occurring at a IRQ8 will awaken a system that has powered down.
SA7