How to choose a perfect AC adapter for your laptop

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1、HowtochooseaperfectACadapterforyourlaptopWeallknowthatwithoutanACadapter,alaptopisnexttoworthless.Ifyourbatteryiscompletelyrunout,wecan’tdoanything.Butwhatweshouldpayattentiontoinordertobuyaperfectmatchedadapter,hereissomesuggestionsforyou.Choosingacorrectlaptopadapterisallamatterofvol

2、tage,outputpower,andproperconnection.Ifallofthesethingsdonotmatchtheoriginalspecificationsofyourcomputer,anewlaptopadapterwilllikelynotworkonyourmachineandmaypotentiallycausealotofdamage.SohowcanwechooseaperfectACadapter?Thefirstthingtoconsiderforthelaptopadapteristhevoltage.Theeasiest

3、waytocheckthisistoturnthecomputeroverandseeifthereisavoltagelistedanywhereonthebottomofthemachine.Astickermaybeaffixedwiththisinformationandothersimilarlaptopspecslisted.ItshouldbeanumberwithaVattachedtoit,suchas19.5V.Thisinformationisalsoavailableontheoriginaladapter,ifitisavailable.T

4、hesecondthingtolookforisthecurrentoutputneededforthelaptopadapter.ThisnumberwillhaveanAormAassociatedwithit.Forexample,itmaysaysomethinglike4.7Aor950mA.Thesenumbersensurethatthepowergoingtoyourmachinewillbeacceptableandkeepitoperatingwithinnormalparameters.Notpayingattentiontoeitheroft

5、hesenumberscouldcausetheelectricalsystemsinthecomputertomalfunctionandquitworkingaltogether.Oncethesetwoissueshavebeensettled,theotherimportantstepissimplytomakesuretheconnectionfitstheportinyourcomputerwhereitistobepluggedin.Thevoltageandoutputcurrentofthelaptopadapterwillnotmatterifi

6、tisnotabletobeconnected.Iforderingonlineorifyoudonothaveyourcomputer,itisadvisabletocheckthisoutassoonaspossible.Manymaychoosethesafestroutepossibleandgowithareplacementlaptopadapterdirectlyfromthemanufacturer,ifavailable.Whilethisisagoodoption,thesepartsmaybemoreexpensivethanotherstha

7、tmaybeavailablefromafter-marketmanufacturers.Further,aslongasthenumbersmatch,allshouldworknearlythesameandbejustassafeandeffective.Withallthesethingsconsidered,IhopeyoucanmakeagoodchoicewhenyoubuyalaptopACadapter.