67 Chapter 2 Product Information2.7.10 Soft-Off by PWR-BTTNIf you choose ìInstant-Offî, then pushing the ATX soft power switch but-ton once will switch the system to ìsystem offî power mode. You canchoose ìDelay 4 secî. If you do, then pushing the button for more than 4seconds will turn off the system, whereas pushing the button momentarily(for less than 4 seconds) will switch the system to ìsuspendî mode.2.7.11 PowerOn by Modem or Power On by RingTo enable or disable the function to power on the system via a Modemconnection from a remote host. The choice ìEnabledî and ìDisabledî.2.7.12 USB KB Wake Up From S3When enabled, enter any key to wake up the system from S3 state. Thechoices are ìEnabledî and ìDisabledî.2.7.13 PowerOn by Alarm or Resume by AlarmThe choices are ìEnabledî and ìDisabledî. Fields that follow below indi-cate date of current month and time of alarm settings, if enabled.2.7.14 Wake-Up by PCI cardWhen enabled, the system will resume from suspend mode if PrimaryIDE 0 (1) or Secondary IDE 0 (1) becomes active. The choices areìEnabledî and ìDisabledî.2.7.15 FDD, COM, LPT PORTWhen enabled, the system will resume from suspend mode if the FDD,interface, COM port, or LPT port is active. The choices are ìEnabledîand ìDisabledî.2.7.16 PCI PIRQ [A-D]#When enabled, the system resumes from suspend mode if an interruptoccurs. The choices are ìEnabledî and ìDisabledî.