Itmighttakeseveralsecondsbeforetheprojectordisplaystheimage.Ifyoudonotseeyourdesktop
displayedafter60seconds,pressF6toswitchbetweendifferentdisplayoutputlocations.
Yourprojectormighthaveoneormoreaudio-inputconnectors.Toprojectsound,youwillneedtoattachthe
comboaudiojackonyourcomputertotheseconnectors,usinganaudiocable(commerciallyavailable).
UsingtheNVIDIAOptimusGraphicsfeature
SomeThinkPadnotebookcomputerssupporttheNVIDIAOptimusGraphicsfeature.
Toachievethebestbalancebetweenthecomputerperformanceandalongbatterylife,dependingonthe
graphicsqualitydemandoftherunningprogramandthesettingsofthepowerplanthatyouuse,theNVIDIA
OptimusGraphicsfeatureautomaticallyswitchesbetweenHighPerformanceGraphicsandEnergySaving
Graphics,withnoneedtorestartyourcomputer,closeprograms,orintervenemanually.
Usingaudiofeatures
Yourcomputerisequippedwiththefollowing:
•Comboaudiojack,1/8inch(3.5mm)indiameter
•Built-instereospeakers
•Built-indigitalmicrophone
Yourcomputeralsohasanaudiochipthatenablesyoutoenjoyvariousmultimediaaudiofeatures:
•CompliantwithIntelHighDenitionAudio
•RecordingandplaybackofPCMandWAVlesin16-bitor24-bitformat
•PlaybackofaWAVleatasamplerateof44.1KHzto192KHz
•PlaybackofMIDIlesthroughaWavetablesynthesizerunderMicrosoftWindowsoperatingsystems
•PlaybackofMP3lesthroughtheWindowsMediaPlayerorasoftwareMP3player
•Recordingfromvarioussoundsources
Note:Thecomboaudiojackdoesnotsupportaconventionalmicrophone.
Thefollowingtableshowswhichfunctionsoftheaudiodevicesattachedtothejacksonyourcomputerare
supported.
Table3.Audiofeaturelist
JackHeadsetwitha3.5mm
4-poleplug
Conventional
headphone
Conventional
microphone
Comboaudiojack
Headphoneand
microphonefunctions
supported
Headphonefunction
supported
Notsupported
Conguringforsoundrecording
Tocongurethemicrophoneforoptimizedsoundrecording,opentheRealtekHDAudioManagerwindow
bydoingthefollowing:
OpenControlPanel.ThenclickHardwareandSound➙RealtekHDAudioManager.TheRealtekHD
AudioManagerwindowopens.
Chapter2.Usingyourcomputer39