Samsung Galaxy S4 - Switching the Device On or Off

Phone Basics 8
n Power/Lock Keyletsyouturnthephoneonoroff,turnthescreenonoroff,orlockthescreen.
PressandholdforaDeviceoptionsmenu,whereyoucanturnthephoneofforrestartit,orfor
easyaccesstoAirplanemode,andtoMute,Vibrate,andSoundmodes.
n Back Keyletsyoureturntothepreviousscreen,orcloseadialogbox,optionsmenu,the
NotificationPanel,oronscreenkeyboard.
n Home KeyreturnsyoutotheHomescreen.Pressandholdtoopentherecentlyused
applicationswindow,andaccessTaskManagerandGoogleSearch.
n Menu Keyallowsyoutoaccessamenufrommostofyourphone’sscreens.
n Volume Keyadjuststhevolumeofyourphone’ssounds.FromtheHomescreen,pressto
adjustmastervolume.Duringcallsorplayback,presstoadjustvolume.Presstomutethe
ringtoneofanincomingcall.
n Cover Releaseallowsyoutoliftthecoverfromthebackofyourphone.
n Infrared Transmitterallowsyoutocontrolotherdevices,suchasaTV,inconjunctionwith
appslikeWatchON.
n Cameraletsyoutakepicturesandrecordvideos.
n Flashhelpsilluminatesubjectsinlow-lightenvironmentswhenthecameraisfocusingand
capturingaphotoorvideo.
n Microphonesallowothercallerstohearyouwhenyouareusingthespeakerphone,and
capturessoundduringrecording.
n 3.5 mm Headset Jackallowsyoutoplugineitherastereoheadset(notincluded)oraheadset
(notincluded)forconvenient,hands-freeconversations.
n Speakerplaysringtonesandsounds.Thespeakeralsoletsyouhearthecaller’svoicein
speakerphonemode.
n USB Charger/Accessory Portallowsyoutoconnectthephonecharger/USBcable(included)
andotheroptionalaccessories(notincluded).
CAUTION:Insertinganaccessoryintotheincorrectportorjackmaydamagethephone.
Turn Your Phone On and Off
Theinstructionsbelowexplainhowtoturnyourphoneonandoff.
Turn Your Phone On
UsethePower/Lockkeytoturnthephoneonoroff.
n PressandholdthePower/Lock key.