255 All-In-One PC Hardware Maintenance Manual

Chapter11.AdditionalServiceInformation

Thischapterprovidesadditionalinformationthattheservicerepresentativemightndhelpful.

Powermanagement

Powermanagementreducesthepowerconsumptionofcertaincomponentsofthecomputersuchasthe

systempowersupply,processor,harddiskdrives,andsomemonitors.

Advancedcongurationandpowerinterface(ACPI)BIOS

AsthiscomputerhasanACPIBIOSsystem,theoperatingsystemisallowedtocontrolthepower

managementfeaturesofthecomputerandthesettingsforAdvancedPowerManagement(APM)BIOSmode

isignored.NotalloperatingsystemssupportACPIBIOSmode.

AutomaticPower-Onfeatures

TheAutomaticPower-OnfeatureswithinthePowerManagementmenuallowyoutoenableanddisable

featuresthatturnonthecomputerautomatically.

•WakeUponAlarm:Y oucanspecifyadateandtimeatwhichthecomputerwillbeturnedonautomatically.

Thiscanbeeitherasingleevent,adailyeventoraweeklyevent.

•WakeUponLAN:ThisfeatureallowsLANadaptercardtowaketheSystem.