3-20 Using the BIOS Setup UtilityWindows 98 Power Management StatesACPI uses different levels or states of power management. The power managementstates occur automatically, based on the system’s default settings, or manually, wheninvoked. Settings are configurable to occur while on battery power or AC power.The Windows 98 ACPI power management states include:! LCD timeout — manages power at the lowest level by shutting down the LCD.! Standby — also known as Save-to-RAM (STR), Standby manages power by savingyour current working environment to memory and shutting down most systemdevices. Conserves more power than an LCD timeout.! Hibernate — also known as save-to-disk, or save-to-file (STF) manages power bysaving the current working environment to an area on your hard disk, then poweringoff your system. Conserves the most battery power.Recognizing the Windows 98 Power Management StatesIt is important to recognize your system’s behavior when in each of these powermanagement states. The following table describes the system behavior for each powermanagement state.Windows 98 Power Management BehaviorLCD Timeout Standby (STR) Hibernate (STF)DefaultSetting2 Minutes, DC power15 Minutes, AC power5 Minutes, DC power20 minutes, AC power30 minutes after Standby. 1,2ManuallyInvokeClose LCD panel. Go to Start, Shutdown,Standby.Close LCD panel. 3Press Power button.3SystembehaviorLCD panel is blank.Status LED lightsgreen.LCD panel is blank.Status LED blinks green.LCD panel is blank.Status LED turns off.Progress bar indicates thatcurrent workingenvironment saved to harddisk.Resume Press any key. Press Power button. Press Power button.Progress bar appearsduring process.1 Only when BIOS “Suspend Option” set to STF and BIOS “Auto Save to File” set to enabled.2 Also when 3% battery power remaining, if BIOS set as in number 1.3 Only when set in Advanced Windows Power Management Properties.
