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ManualsBrandsLenovo ManualsComputers & AccessoriesThinkPad E440 14" Laptop Computer
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Yourprojectormighthaveoneormoreaudio-inputconnectors.Toprojectsound,youneedtoattach
thecomboaudioconnectoronyourcomputertotheseconnectors,usinganaudiocable(commercially
available).
Usingdualdisplays
ThissectionintroducestheDuplicateandExtenddesktopfunctionsthatenableyoutodisplayoutputon
boththecomputerdisplayandanexternalmonitor.
UsingtheDuplicateorExtenddesktopfunction
WiththeDuplicatedesktopfunction,youcandisplaythesameoutputonboththecomputerdisplayand
anexternaldisplay.YoualsocandisplaydifferentdesktopimagesoneachmonitorwiththeExtend
desktopfunction.
YoucanusetheDuplicateorExtenddesktopfunctionwithoutchanginganysettings.Ifthefunctiondoes
notwork,refertothefollowingtopiconhowtoenabletheDuplicateorExtenddesktopfunction.
EnablingtheDuplicateorExtenddesktopfunction
ToenabletheDuplicateorExtenddesktopfunction,dothefollowing:
1.Connecttheexternalmonitortothemonitorconnector;thenconnecttheexternalmonitortoan
electricaloutlet.
2.Turnontheexternalmonitor.
3.PressF7,thenselectDuplicateorExtend.
Tochangetheresolutionforeachmonitor,dothefollowing:
1.Right-clickonthedesktop,andclickScreenresolution.
2.ClicktheMonitor-1icon,whichisfortheprimarydisplay(thecomputerdisplaybydefault).
3.Settheresolutionfortheprimarydisplay.
4.ClicktheMonitor-2icon,whichisforthesecondarydisplay(theexternaldisplaybydefault).
5.Settheresolutionforthesecondarydisplay.
6.ClickAdvancedsettingsandsetupthecolorqualityontheMonitortab.
7.ClickOKtoapplythechanges.
ConsiderationsforusingtheExtenddesktopfunction
•IfyouwanttoshowDOSfull-screenwhileinExtenddesktopmode,onlytheprimarydisplayshows
DOS;theotherdisplayisblackedout.
•IfyourcomputerhastheIntel
®
graphicscard,youcandesignatetheprimarydisplaybydoingthe
following:
1.PressCtrl+Alt+Fn+F12.TheIntelCUIwindowopens.
2.SelectExtendedDesktop.
3.Changethesettingtodesignatetheprimarydisplay.
•IfyourcomputerhastheAMD
®
graphicscard,youcandesignatetheprimarydisplaybydoingthe
following:
1.Right-clickonthedesktopandthenselectScreenresolution.
2.SelectExtendthesedisplaysinMultipleDisplays.
3.Changethesettingtodesignatetheprimarydisplay.
42UserGuide