Lenovo ThinkPad E455 - Using Audio Features

Formoreinformation,refertotheWindowshelpinformationsystem.
Choosingadisplaymode
Youcandisplayyourdesktopandappsonthecomputerdisplay,theexternaldisplay,orboth.Tochoose
howtodisplaythevideooutput,pressthedisplay-modeswitchingkeyandthenselectadisplay
modeyouprefer.
Therearefourdisplaymodes:
•Disconnect:Displaysthevideooutputonlyonyourcomputerscreen.
Note:Dependingonthesituation,youmightseeDisconnect,PCscreenonly,Computeronly,or
Disconnectprojector.
•Duplicate:Displaysthesamevideooutputonbothyourcomputerscreenandanexternaldisplay.
•Extend:Extendsthevideooutputfromyourcomputerdisplaytoanexternaldisplay.Youcandragand
moveitemsbetweenthetwodisplays.
•Projectoronly:Showsthevideooutputonlyonanexternaldisplay.
Note:Dependingonthesituation,youmightseeProjectoronlyorSecondscreenonly.
Note:IfyoushowDOSorprogramsusingDirectDraworDirect3D
®
infull-screenmode,onlythemain
displayshowsthevideooutput.
Changingdisplaysettings
Youcanchangethesettingsforboththecomputerdisplayandtheexternaldisplay.Forexample,you
candefinewhichoneisthemaindisplayandwhichoneisthesecondarydisplay.Youalsocanchange
theresolutionandorientation.
Tochangethedisplaysettings,dothefollowing:
1.Right-clickonthedesktopandselectScreenresolution(Windows7andWindows8.1)orDisplay
settings(Windows10).
2.Selectthedisplaythatyouwanttoconfigure.
3.Changedisplaysettingsasdesired
Note:Ifyousetahigherresolutionforthecomputerdisplaythantheexternaldisplay,onlypartofthescreen
canbeshownontheexternaldisplay.
Usingaudiofeatures
Yourcomputerisequippedwiththefollowingitems:
•Speakers
•Microphones
•Comboaudioconnector,3.5mm(0.14inch)indiameter
Yourcomputeralsohasanaudiochipthatenablesyoutoenjoyvariousmultimediaaudiofeatures,such
asthefollowing:
•CompliantwithIntelHighDefinitionAudio
•PlaybackofMusicalInstrumentDigitalInterface(MIDI)andMovingPictureExpertsGroupAudioLayer-3
(MP3)files
•Recordingandplaybackofpulse-codemodulation(PCM)andWaveformAudioFileFormat(WAV)files
Chapter2.Usingyourcomputer35