Lenovo ThinkCentre M91 Deployment Manual

Brand: Lenovo

Model: ThinkCentre M91

Type: Deployment Manual

PowerManager

DeploymentGuide

Updated:March,

2012

Note:Beforeusingthisinformationandtheproductitsupports,readthegeneralinformationinAppendixB

“Notices”onpage35.

SeventhEdition(March2012)

©CopyrightLenovo2008,2012.

LIMITEDANDRESTRICTEDRIGHTSNOTICE:IfdataorsoftwareisdeliveredpursuantaGeneralServicesAdministration

“GSA”contract,use,reproduction,ordisclosureissubjecttorestrictionssetforthinContractNo.GS-35F-05925.

Contents

Preface................iii

Chapter1.Overview...........1

Features..................1

Chapter2.Installation..........3

.NetFrameworkdependency..........3

InstallingPowerManagerwithoutuser's

interaction.................3

ConsiderationsforinstallingPowerManager....3

Chapter3.WorkingwithActive

DirectoryandADMles........5

AddingAdministrativeT emplates........5

Generalsetting...............6

PowerPlan(Scheme)Deployments.......7

GlobalPowerSetting............17

PowerAgenda...............19

PowerAgendapolicysettings.......20

CiscoEnergyWisesupportfortheWindows7

operatingsystem............28

CustomizingtheADMle.........30

AppendixA.Congurations

fordeployingDynamicPower

ManagementsettingstoWindows

XPclientcomputers.........33

AppendixB.Notices..........35

Trademarks................36

©CopyrightLenovo2008,2012

iiPowerManagerDeploymentGuide

Preface

ThisguideisintendedforITadministrators,orthosewhoareresponsiblefordeployingthePowerManager

program(hearafterrefertoasPowerManager)tocomputersintheirorganization.Thepurposeofthis

guideistoprovidetheinformationrequiredforinstallingPowerManagerononeormorecomputers,and

theinformationaboutthecommonadministrationtasksassociatedwithmanagingActiveDirectory

Implementingandenforcingapowermanagementstrategyonthecomputersthroughouttheentire

organizationcanprovidesubstantialsavings.

ThinkVantage

TechnologiesaredevelopedforITprofessionals,addressingtheuniquechallengestheymay

encounter.ThisdeploymentguidewillprovideinstructionsandsolutionsforworkingwithPowerManager.If

youhavesuggestionsorcomments,communicatewithyourLenovo

authorizedrepresentative.Tolearn

moreaboutthetechnologiesthatcanhelpyoulowerthetotalcostofownershipandtocheckforperiodic

updatestothisguide,gotothefollowingWebsite:

http://www.lenovo.com/thinkvantage

©CopyrightLenovo2008,2012

iii

ivPowerManagerDeploymentGuide

Chapter1.Overview

PowerManagerhelpsusersadjustpowersettingstogivethebestbalancebetweensystemperformance

andpowersavingthroughslidercontrolorpowerplans.

PowerManagerprovidesavarietyofpowersavingfeaturesthroughtwoessentialmodes,Basicand

Advanced.BasicmodeissetasdefaultwhenusersopenPowerManagerforthersttime.Userscan

specifythelevelofpowersavingbysimplyusingtheslider,withoutpowerplans.Advancedmodeenables

userstocongurepowerplansandthefullrangeoffunctionsinPowerManagertomeetspecicpower

savingneeds.PowerManagerenablesuserstoschedulepoweractionsbycreatingpoweragendasto

meetthespecicneeds.

Powermanagementonacomputercansaveenergyandmoney.WhentheITadministratorenforces

powermanagementstrategyoncomputersthroughouttheentireorganization,thesavingscanbefarmore

substantial.PowerManagerisconguredbydefaulttouseitsenergyefciencyfeatures.PowerManager

alsogivestheITadministratornumerousoptionsfortailoringpowermanagementsettingstooptimize

energyefciencythroughouttheirorganizations.

Note:PowerManagerhastwodifferentversions.OneisforWindowsXPoperatingsystemsandtheotheris

forWindowsVistaandWindows7operatingsystems.IntheWindowsVistaandWindows7version,the

term"powerplan"isused.IntheWindowsXPversion,theterm"powerscheme"isused.Inthisdocument,

nodistinctionwillbemadeandtheterm"powerplan"willbeusedtocoverboth.

Features

PowerManagerincludesthefollowingfunctions:

•Balancetheperformanceandpowersavingofthecomputer

PowerManagerprovidestheslidertohelpusersquicklyandeasilysetthelevelofpowertobeused.

UserscancontroltheCentralProcessingUnit(CPU)speedandthebrightnessofthecomputerdisplay

bymovingtheslider.Movingtheslidertotheleft,towardHighperformance,increasestheCPU

speedandthebrightnessofthecomputerdisplaybutusesmoreenergy.Movingtheslidertotheright,

towardHighenergysavings,savestheenergywhilelimitingtheCPUspeedandthebrightnessof

thecomputerdisplay.

Whenusersmovetheslidertotheleftmostposition,thepowersavingsettingsintheMaximum

Performancepowerplanareapplied.Whenusersmovetheslidertotherightmostposition,thepower

savingsettingsintheMaximumEnergySavingpowerplanareapplied.

•View,create,delete,andswitchpowerplans

Apowerplanisacollectionofhardwareandsystemsettingsthatmanageshowthecomputerisusedand

conservespower.PowerManagerpowerplansprovidemanymorepowersavingfeaturesthanWindows

powerplans.OnthePowerPlantab,theusercanviewspecicsettingsinanyofthepredenedpower

plans:PowerSourceOptimized,Timersoff(Presentation),MaximumPerformance,VideoPlayback,

MaximumEnergySaving,andThinkCentreDefault.Thesepredenedpowerplansaredesignedtomeet

theneedsofmostpeople.Ifapredenedpowerplandoesnotmeetsomeusers'needs,thePower

Managerwizardhelpstheseuserscreatetheirowncustompowerplans.Userscandeletecustompower

plansbutcannotdeletepredenedpowerplans.Userscaneasilyswitchtoanotherpowerplanby

clickingthePowerManagericoninthenoticationareaandthenselectingfromthepowerplanlist.

•RemotelycongurePowerManageranddeploypowerplan

PowerManagerenablesanITadministratortocongurePowerManageranddeployapowerplanby

ActiveDirectory.TheITadministratorcanselectanactivepowerplanforclientcomputers,andinhibit

theusers'abilitytoswitchamongpowerplans,selectaspecicpowerplan,orcreateapowerplan.For

©CopyrightLenovo2008,2012

example,theITadministratorcandisabletheMaximumPerformancepowerplananduserscannotselect

it.Also,theITadministratorcancongureGlobalPowerSettings.

•RemotelycongurePowerManagertodeploypoweragendas

PowerManagerenablesanITadministratortocongurePowerManageranddeployapoweragenda

byActiveDirectory.TheITadministratorcanupdatethepoweragendasettingsofclientcomputers

remotelyandtheusersofclientcomputerscanhavethosepoweragendasworkautomaticallywithout

conguringpoweragendasbythemselves.Ifpermitted,userscancongureindividualpoweragendas,or

createscheduledorimmediateactionsincluding:

–Shutdown

–Hibernate

–Sleep

–Switchtoapowerplan

–Setmonitorbrightness

ThepoweragendasaredisplayedonthePowerAgendastabaftertheyhavebeencreatedbyusers.

Userscanselectoneormorecreatedpoweragendasforusetomeettheirspecicneeds.Also,users

caneditordeleteoneormorepoweragendas.

Note:Ifusersupdatethepoweragendasettingsonclientcomputers,theprevioussettingswillbe

permanentlyoverwritten.

2PowerManagerDeploymentGuide

Chapter2.Installation

ThefollowinginstructionsprovideinstallationproceduresforPowerManager.

.NetFrameworkdependency

PowerManagerrequirestheMicrosoft

.NETFramework3.0orlater.Y ouneedtoinstallthe.NETFramework

beforeinstallingPowerManager.Y oucandownloadacompatibleversionofthe.NETFrameworkfromthe

followingMicrosoftWebsite:

http://msdn.microsoft.com/en-us/netframework/default.aspx

InstallingPowerManagerwithoutuser'sinteraction

ToinstallPowerManagerwithoutuser'sinteraction,dothefollowing:

1.StarttheMicrosoftWindowsXP ,WindowsVista

,orWindows7operatingsystem,andthenlogin

withadministrativeprivileges.

2.ExtractthePowerManagersoftwarepackagetotheharddiskdrive,forexample:

C:\Drivers\Vista\PWRMGRV

3.Dependingontheoperatingsystem,dooneofthefollowing:

•ForWindowsXPoperatingsystems

ClickStart➙Run,andthentypecmdintheOpenboxtoopentheCommandPromptwindow.

•ForWindowsVistaandWindows7operatingsystems

ClickStart,typecmdintheStartSearchbox,andthenselectrunasadministratortoopenthe

CommandPromptwindow.

4.UsethefollowingcommandlinestoinstallPowerManager.

a.T oinstallinteractively,type:

<path>\setup.exe

b.Toinstallsilentlywithadefaultpathfortheinstallationlog,type:

<path>\setup.exe-S–SMS

Note:PowerManagerhastwodifferentversions.OneisforWindowsXPoperatingsystemsandtheotheris

forWindowsVistaandWindows7operatingsystems.WhenyouinstallPowerManageronyourcomputer,

matchthePowerManagerversionwithyouroperatingsystem.PowerManagerdesignedspecicallyfor

WindowsVistaandWindows7operatingsystemsmightnotfunctioncorrectlyonWindowsXPoperating

systems,andviceversa.

ConsiderationsforinstallingPowerManager

VariousfunctionsinPowerManagerhavedependencyonhardwareanddrivers.Whenafunctionisnot

supportedonaclientcomputer,thefunctionishiddeninPowerManager.Installingthelatestversionofthe

videodriver(Intel

/AMD

/NVIDIA)isstronglyrecommendedtosupportthebrightnesscontrolfunctions.

Note:TousethemonitorcongurationfunctionsofPowerManagerfordesktopcomputers,themonitor

needstosupporttheDisplayDataChannel/CommandInterface(DDC/CI).

©CopyrightLenovo2008,2012

4PowerManagerDeploymentGuide

Chapter3.WorkingwithActiveDirectoryandADMles

ActiveDirectoryprovidesamechanismthatenablesadministratorstomanagecomputers,groups,endusers,

domains,securitypolicies,andanytypeofuser-denedobjects.ThemechanismsthatActiveDirectoryuses

toaccomplishthisareknownasGroupPolicyandAdministrativeTemplateles(ADM).WithGroupPolicy

andADMles,ITadministratorsdenesettingsthatcanbeappliedtocomputersorusersinthedomain.

LenovoprovidesPowerManagerADMlesforWindowsXP ,WindowsVista,andWindows7client

computers,withfourcategoriesofpolicysettings:Generalsetting,PowerPlan(Scheme)Deployments,

GlobalPowerSetting,andPowerAgendaDeployments.

AddingAdministrativeTemplates

Designedtosaveyoutimeandeffort,LenovoprovidestheAdministrativeTemplateles,"DPWMGPO.ADM"

forWindowsXPoperatingsystems,and"DPMVGPO.ADM"forWindowsVistaandWindows7operating

systems,whichcanbeusedwithGroupPolicytosetthecongurationpoliciesforPowerManager.These

ADMlescanbedownloadedfromtheLenovoSupportWebsiteat:

http://www.lenovo.com/support/site.wss/document.do?lndocid=TVAN-ADMIN#pmat

ToaddthePowerManagerAdministrativeTemplate(ADMle)totheGroupPolicyEditor,dothefollowing:

1.OnthecomputerrunningActiveDirectory,clickStart➙Run,andtypegpedit.msc.TheGroupPolicy

Editorwindowopens.

2.UnderComputerConguration,right-clickAdministrativeTemplates.

3.ClickAdd/RemoveTemplates,andtheAdd/RemoveTemplateswindowopens.

4.ClickAdd,andthenselecttheDPWMGPO.ADMle.

5.ClickAdd,andthenselecttheDPMVGPO.ADMle.

6.ClickCloseontheAdd/RemoveT emplatesdialogbox.

7.CheckthattheADMleshavebeenaddedtotheGroupPolicyEditorbydoingthefollowing:

•ForWindowsXPoperatingsystems

a.UnderComputerConguration,expandAdministrativeTemplates.AnewitemnamedLenovo

ThinkVantageComponentsispresent.

b.ExpandLenovoThinkVantageComponents,asub-itemnamedPowerManagerispresent.

•ForWindowsVistaandWindows7operatingsystems

a.UnderComputerConguration,expendClassicAdministrativeTemplatesandnavigateto

AdministrativeTemplates.AnewitemnamedLenovoThinkVantageComponentsispresent.

b.ExpandLenovoThinkVantageComponents,asub-itemnamedDesktopPowerManager

forVistaandWindows7ispresent.

Notes:

1.ThepolicysettingsinthePowerManagercongurationitemareforWindowsXPclientcomputers,and

thesepolicysettingsdonotaffectWindowsVistaandWindows7clientcomputers.

2.ThepolicysettingsintheDesktopPowerManagerforVistaandWindows7congurationitemare

forWindowsVistaandWindows7clientcomputers,andthesepolicysettingsdonotaffectWindows

XPclientcomputers.

©CopyrightLenovo2008,2012

Generalsetting

GeneralsettingpoliciesenableITadministratorstoconguregeneralsettingssuchasselectinganactive

powerplan.

TocongureGeneralsettingpolicies,dothefollowing:

•ForWindowsXPclientcomputers

UnderComputerConguration,clickAdministrativeTemplates➙LenovoThinkVantage

Components➙PowerManager➙Generalsetting.

•ForWindowsVistaandWindows7clientcomputers

UnderComputerConguration,clickClassicAdministrativeTemplates➙AdministrativeTemplates

➙LenovoThinkVantageComponents➙DesktopPowerManagerforVistaandWindows7➙

Generalsetting.

Thistableprovidesdetailedinformationabouteachpolicysetting.

Table1.Generalsetting

PolicysettingsDescription

Donotallowclienttoswitchpowerplan

Specieswhethertoallowswitchingpowerplanson

clientcomputers.

Ifthispolicysettingisenabledanduserschangethe

powerplan,PowerManagerwillautomaticallychangethe

currentpowerplanbacktotheoriginalpowerplan.

Note:Thispolicydoesnotinhibitusersfrommodifying

thepowersavingsettingsintheactivepowerplan.

Whenthispolicyisenabled,userscanmovethesliderin

BasicmodeonWindowsVistaorWindows7operating

systemstomodifythepowersavingsettingsintheactive

powerplan.However,iftheoriginalpowerplanissetto

MaximumPerformanceorMaximumEnergySaving,

userscannotusetheslidertomodifythepowersaving

settingsinthepowerplan.

Donotallowclienttocreatenewpowerplan

Specieswhethertoallowcreatinganewpowerplanin

PowerManageronclientcomputers.

Ifyouenablethispolicysetting,theNewbuttonfor

creatingpowerplansinPowerManagermainuser

interfaceisunavailable,thoughuserscancreateapower

planoutsidePowerManager.Forexample,userscan

createapowerplanusingthePowerOptionstoolin

ControlPanel.

6PowerManagerDeploymentGuide

Table1.Generalsetting(continued)

PolicysettingsDescription

Donotallowclienttoselectspecicpowerplan

Specieswhethertoallowselectingspecicpowerplans

ownedbyPowerManageronclientcomputers.

Ifyouenablethispolicysetting,youmustinputthepower

planname.Whenaplannameisselectedandthisname

isnotallowed,thecurrentpowerplanisswitchedto

anotherpredenedpowerplan.

Notes:

1.PowerManagersearchesavailablepowerplansin

thefollowingorder:

a.PowerManagerlooksforthePowerSource

Optimizedpowerplan.

b.Iftherstsearchfailsoritisnotallowed,Power

ManagerlooksfortheMaximumEnergySaving

powerplan.

2.OnlypowerplansvisibleinPowerManagercanbe

specied,andWindowsdefaultpowerplanscannot

bespecied.

SelectanActivePowerPlanSpeciesthenameofthepowerplanownedbyPower

Managertomakeitactiveonclientcomputers.

Notes:

1.Thespeciedpowerplannameshouldexistonclient

computers.

2.Ifyouenablethispolicysetting,youmustinputthe

powerplanname.

PowerManagerappliesthepowerplanspeciedinthis

policyduringstartup.Evenwhentheactivepowerplan

isspeciedbythispolicy,theuserisabletochange

toanotherpowerplanandmakeitactiveafterPower

Managerstartup.

PowerPlan(Scheme)Deployments

ThepolicysettingsinthePowerPlanDeploymentscongurationitemenablestheITadministratortocreate

custompowerplansanddeploythosepowerplans.TheITadministratorneedstocongureeverypolicy

inthiscongurationitem.PolicysettingsinthePowerPlanDeploymentscongurationitemcannotbe

usedtoeditexistingpowerplansonclientcomputers.Onceapowerplanisdeployed,theITadministrator

cannoteditthepowerplanfromtheserverside.Todeployanewpowerplan,theITadministratorneedsto

congureapowerplanwithadifferentpowerplanname.

Note:AllpolicysettingsinDCmodedonottakeeffectondesktopcomputers.

TocongurePowerPlan(Scheme)Deploymentspolicies,dothefollowing:

•ForWindowsXPclientcomputers

UnderComputerConguration,clickAdministrativeTemplates➙LenovoThinkVantage

Components➙PowerManager➙PowerPlan(Scheme)Deployments.

•ForWindowsVistaandWindows7clientcomputers

UnderComputerConguration,clickClassicAdministrativeTemplates➙AdministrativeTemplates

Chapter3.WorkingwithActiveDirectoryandADMles7

➙LenovoThinkVantageComponents➙DesktopPowerManagerforVistaandWindows7➙

PowerPlan(Scheme)Deployments.

Thistableprovidesdetailedinformationabouteachpolicy.Inthistable,(AC)meansthepolicysettingfor

clientcomputerswithacpoweradapterplugged,and(DC)meansthepolicysettingforclientcomputers

onbatterypower.

Table2.PowerPlan(Scheme)Deployments

PolicysettingsDescription

PlanName

Speciesthenameofthepowerplantodeploytoclient

computers.

Ifyouenablethispolicysetting,youmustinputthe

powerplanname.Alimitofthepowerplannameis

32single-bytecharacters.Ifthepowerplannameis

double-byte,limitthepowerplannameto16characters.

Note:Onceapowerplanisdeployed,youcannotedit

thepowerplanfromtheserverside.Whenyouchangea

powerplanname,thepowerplanisdeployedasanew

powerplantoclientcomputers.

MaximumCPUSpeed(AC)SpeciesthemaximumspeedoftheCPU.

Possiblemaximumspeedsinclude:

•Highest

•Adaptive

•Low

•Lowest

MaximumCPUSpeed(DC)SpeciesthemaximumspeedoftheCPU.

Possiblemaximumspeedsinclude:

•Highest

•Adaptive

•Low

•Lowest

CPUDeeperSleep(AC)SpecieswhethertoenabletheCPUtoenterthedeeper

sleepstate.Ifyouenablethispolicysetting,theCPUwill

gointothedeepersleepstate.

CPUDeeperSleep(DC)SpecieswhethertoenabletheCPUtoenterthedeeper

sleepstate.Ifyouenablethispolicysetting,theCPUwill

gointothedeepersleepstate.

DisplayBrightness16(AC)Speciesthebrightnesslevelofclientcomputerdisplays

with16brightnesssteps.Ifabrightnesslevelishigh,the

computerdisplaygetsbright.

DisplayBrightness16(DC)Speciesthebrightnesslevelofclientcomputerdisplay

with16brightnesssteps.Ifabrightnesslevelishigh,the

computerdisplaygetsbright.

8PowerManagerDeploymentGuide

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

Automaticopticaldrivepoweroff(AC)Specieswhethertoautomaticallyturnofftheoptical

drivewhenthefollowingconditionsaremet:

•SystemhasstartedbutnoCDorDVDhasbeen

insertedwithin10minutes.

•TheCDorDVDhasbeenremovedandhasnot

replacedwithin10minutes.

Automaticopticaldrivepoweroff(DC)Specieswhethertoautomaticallyturnofftheoptical

drivewhenthefollowingconditionsaremet:

•SystemhasstartedbutnoCDorDVDhasbeen

insertedwithin10minutes.

•TheCDorDVDhasbeenremovedandhasnot

replacedwithin10minutes.

MonitoroffTimer(AC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystemturnsoffthecomputerdisplay.

ForWindowsXPoperatingsystems,possibletime

periodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

MonitoroffTimer(DC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystemturnsoffthecomputerdisplay.

ForWindowsXPoperatingsystems,possibletime

periodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

Chapter3.WorkingwithActiveDirectoryandADMles9

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

•20minutes

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

HDDoffTimer(AC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystemturnsofftheharddiskdrive.

ForWindowsXPoperatingsystems,possibletime

periodsinclude:

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

HDDoffTimer(DC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystemturnsofftheharddiskdrive.

ForWindowsXPoperatingsystems,possibletime

periodsinclude:

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

10PowerManagerDeploymentGuide

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

StandbyTimer(AC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystementerssleepmode.

Possibletimeperiodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

StandbyTimer(DC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystementerssleepmode.

Possibletimeperiodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

•45minutes

Chapter3.WorkingwithActiveDirectoryandADMles11

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

•1hour

•2hours

•3hours

•4hours

•5hours

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

HibernationTimer(AC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystementershibernationmode.

Possibletimeperiodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

•6hours

Note:Theperiodshouldbelongerthantheperiodof

inactivityspeciedintheStandbyTimersettingon

WindowsXPclientcomputers.

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

HibernationTimer(DC)SpeciestheperiodofinactivitybeforetheWindows

operatingsystementershibernationmode.

Possibletimeperiodsinclude:

•1minute

•2minutes

•3minutes

•5minutes

•10minutes

•15minutes

•20minutes

12PowerManagerDeploymentGuide

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

•25minutes

•30minutes

•45minutes

•1hour

•2hours

•3hours

•4hours

•5hours

•6hours

Note:Theperiodshouldbelongerthantheperiodof

inactivityspeciedintheStandbyTimersettingon

WindowsXPclientcomputers.

ForWindowsVistaandWindows7operatingsystems,

youcanspecifythevalueinseconds.

AllowHybridSleep(AC)EnablesHybridSleep.

IfyouenablethispolicysettingandselectOn,ale

calledhiberle.sysisgeneratedtostorethecontentsof

RAM(RandomAccessMemory)whenthesystementers

sleep(standby)mode.

ThissettingisnotsupportedonWindowsXPclient

computers.

AllowHybridSleep(DC)EnablesHybridSleep.

IfyouenablethispolicysettingandselectOn,alecalled

hiberle.sysisgeneratedtostorethecontentsofRAM

whenthesystementerssleep(standby)mode.

ThissettingisnotsupportedonWindowsXPclient

computers.

WirelessPowerSavingMode(AC)Speciestheperformanceofwirelessadapters.

Possibleperformancesinclude:

•MaximumPerformance

•LowPowerSaving

•MediumPowerSaving

•MaximumPowerSaving

ThissettingisnotsupportedonWindowsXPclient

computers.

Chapter3.WorkingwithActiveDirectoryandADMles13

Table2.PowerPlan(Scheme)Deployments(continued)

PolicysettingsDescription

WirelessPowerSavingMode(DC)Speciestheperformanceofwirelessadapters.

Possibleperformancesinclude:

•MaximumPerformance

•LowPowerSaving

•MediumPowerSaving

•MaximumPowerSaving

ThissettingisnotsupportedonWindowsXPclient

computers.

PCILinkStatePowerManagement(AC)SpeciestheactivestatewhenthePCIlinkisidle.

Possiblestatesinclude:

•Off

•Moderatepowersavings

•Maximumpowersavings

ThissettingisnotsupportedonWindowsXPclient

computers.

PCILinkStatePowerManagement(DC)SpeciestheactivestatewhenthePCIlinkisidle.

Possiblestatesinclude:

•Off

•Moderatepowersavings

•Maximumpowersavings

ThissettingisnotsupportedonWindowsXPclient

computers.

Multimediasettings(AC)SpeciestheactionthattheWindowsoperatingsystem

allowswhenmedialescanbeplayed.

Possibleactionsinclude:

•Allowthecomputertosleep

•Preventidlingtosleep

•Allowthecomputertoenterawaymode

ThissettingisnotsupportedonWindowsXPclient

computers.

Multimediasettings(DC)SpeciestheactionthattheWindowsoperatingsystem

allowswhenmedialescanbeplayed.

Possibleactionsinclude:

•Allowthecomputertosleep

•Preventidlingtosleep

•Allowthecomputertoenterawaymode

ThissettingisnotsupportedonWindowsXPclient

computers.

14PowerManagerDeploymentGuide

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Lenovo ThinkCentre M91 Deployment Manual

Lenovo ThinkCentre M91 Deployment Manual

Lenovo ThinkCentre M91 Deployment Manual

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