Lenovo ThinkPad SL400c Deployment Guide

Chapter1.Overview
PowerManagerhelpsusersadjustpowersettingstoachievethebestbalancebetweensystemperformance
andpowersavingthroughslidercontrolorpowerplans.
PowerManagerprovidesavarietyofpower-savingfeaturesthroughtwoessentialmodes,Basicand
Advanced.BasicmodeissetasdefaultwhenusersopenPowerManagerforthersttime.Userscanspecify
thelevelofpowersavingbysimplyusingtheslider,withoutpowerplans.Advancedmodeenablesusers
tocongurepowerplansandthefullrangeoffunctionsinPowerManagertomeetspecicpowersaving
needs.PowerManagercanalsodisplaythebatteryinformation,andhelpusersmonitorthebatterystatus.
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,towardMaximumPerformance,increasestheCPU
speedandthebrightnessofthecomputerdisplaybutusesmorebatterypower.Movingthesliderto
theright,towardMaximumBatteryLife,prolongsthebatterylifewhilelimitingtheCPUspeedand
thebrightnessofthecomputerdisplay.
Whenusersmovetheslidertotheleftmostposition,thepower-savingsettingsinthepredened
MaximumPerformancepowerplanareapplied.Whenusersmovetheslidertotherightmostposition,
thepower-savingsettingsinthepredenedMaximumBatteryLifepowerplanareapplied.
•View,create,delete,andswitchpowerplans
Apowerplanisacollectionofhardwareandsystemsettingsthatmanageshowthecomputerisused
andconservespower.PowerManagerpowerplansprovidemorepower-savingsettingsthanWindows
®
powerplans.OnthePowerPlantab,theusercanviewspecicsettingsinanyofthepredened
powerplans:MaximumPerformance,Timersoff(Presentation),VideoPlayback,MaximumBattery
Life,EnergySaver(whichiscalledasThinkPad
®
DefaultorEnergyStaronsomesystems),andPower
SourceOptimized.Thesepredenedpowerplansaredesignedtomeettheneedsofmostpeople.Ifthe
predenedpowerplansdonotmeetyourneeds,theCreatePowerPlanwizardcanhelpyoucreateyour
owncustompowerplans.YoucaneasilyswitchbetweenpowerplansbyclickingtheBatteryGauge
icononthetaskbarandusingtheslidertoapplyapredenedpowerplan,orbypressingtheF3+Fnkeys
toselectapowerplanfromtheChoosePowerPlanmenu.
•Viewbatteryinformation
PowerManagerdisplaysbatteryinformationandgeneralbatterystatus,suchasremainingtime,remaining
capacity,chargeanddischargestatus,cyclecountandsoon.Thebatteryhealthindicatorcanindicate
thebatteryhealthconditionsinthreecolors:green(ingoodcondition),yellow(infaircondition),andred
©CopyrightLenovo2008,2011
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Lenovo ThinkPad SL400c Specifications

General

Processor	Intel Core 2 Duo
RAM	Up to 4 GB
Display	14.1-inch
Graphics	Integrated
Graphics Card	Intel GMA 4500MHD
Battery	6-cell Li-Ion
Wireless	Wi-Fi 802.11 a/b/g/n
Optical Drive	Yes
RAM Type	DDR2
Display Resolution	1280 x 800 pixels
Ports	3x USB 2.0, VGA, Ethernet, headphone/microphone combo jack
Bluetooth	Yes