4-16AcerAltos 21000 System Guide4.5 Power ManagementThe Power Management menu lets you configure the system powermanagement features.The following screen shows the Power Management parameters withtheir default settings:Power Management Page 1/1Power Management Mode ................. [Disabled]IDE Hard Disk Standby Timer ........ [---]System Sleep Timer ................. [---]Stop CPU Clock in Sleep State ... [---]ACPI BIOS ............................. [Disabled]↑↓ = Move Highlight Bar, → ← = Change Setting, F1 = Help4.5.1 Power Management ModeThis parameter allows you to reduce power consumption. When thisparameter is set to Enabled, you can configure the IDE hard disk andsystem timers. Setting to Disabled deactivates the powermanagement feature and all the timers.IDE Hard Disk Standby TimerThis parameter allows the hard disk to enter standby mode afterinactivity of 1 to 15 minutes, depending on your setting. When youaccess the hard disk again, allow 3 to 5 seconds (depending on thehard disk) for the disk to return to normal speed. Set this parameterto OFF if your hard disk does not support this function.