Lenovo ThinkPad Edge E520 Deployment Guide

(inpoorcondition).Whenthebatteryhasencounteredanerror,anerrormessageorballoonmessagewill
displayinthenoticationarea.
•Maximizebatterylifespan
Ifyouprimarilyusethecomputerwithanattachedacpoweradapterandonlyinfrequentlyusebattery
power,youcanincreasethelifespanofthebatterybychangingthechargethresholds.Thisallowsyou
toreducethenumberofchargecyclesbylettingthebatterydischargetoalowerpercentagebeforeit
beginstocharge.Y oucanchangethebatterychargethresholdsontheBatterytab.
Youcanalsosetthemaximumchargevaluetobelow100%.Thisoptionisusefultoprolongthelifespan
ofthebatteriesthatyoudonotusefrequently,becauseitisrecommendedtostorebatterieswithless
chargeratherthanfullcharge.
•RemotelycongurePowerManageranddeploypowerplan
PowerManagerenablesanITadministratortocongurePowerManageranddeployapowerplanusing
ActiveDirectory.TheITadministratorcanselectanactivepowerplanintheclientcomputers,inhibit
theuser'sabilitytoswitchbetweenpowerplans,selectaspecicpowerplan,orcreateapowerplan.
Forexample,theITadministratorcandisabletheMaximumPerformancepowerplananduserscannot
selectit.
Also,theITadministratorcanconguresettingsfortheGeneralSettingpolicies,PowerPlan(Scheme)
Deploymentspolicies,GlobalPowerSettingspolicies,andBatteryMaintenancepolicy.
2PowerManagerDeploymentGuide

Lenovo ThinkPad Edge E520 Specifications

General

Memory slots	2x SO-DIMM
Internal memory	4 GB
Memory clock speed	1333 MHz
HDD speed	5400 RPM
HDD interface	SATA
Processor cache	3 MB
Display diagonal	15.6 \
Display resolution	1366 x 768 pixels
AC adapter power	65 W
Operating system installed	Windows 7 Professional
Infrared data port	No
Speaker power	1 W