Operation Manual

Ifapower-onpasswordisset,pressanykeytodisplaythepromptforthepower-onpasswordand
thentypethecorrectpasswordandpressEnter.
Iftheseitemsarecorrectlyset,andthescreenremainsblank,havethecomputerserviced.
•Problem:WhenIturnonthecomputer,onlyawhitecursorisdisplayedonablankscreen.
Solution:Ifyouhavemodifiedapartitiononyourstoragedrivebyusingpartitionsoftware,information
aboutthatpartition,orthemasterbootrecordmighthavebeendestroyed.
Dothefollowingtotrytosolvetheproblem:
1.Turnoffthecomputer,andthenturnitonagain.
2.Ifyoustillseeonlythecursoronthescreen,dothefollowing:
–Ifyouhaveusedpartitionsoftware,examinethepartitiononthestoragedrivebyusingthe
software,andrecoverthepartitionifrequired.
–Usetherecoverysolutionstorestorethesystemtothefactorydefaultstate.
Iftheproblempersists,havethecomputerserviced.
•Problem:Thescreenisunreadableordistorted.
Solution:Makesurethat:
–Thedisplaydevicedriverisinstalledcorrectly.
–Thescreenresolutionandcolorqualityarecorrectlyset.
–Themonitortypeiscorrect.
Tocheckthesesettings,dothefollowing:
1.Right-clickonthedesktopanddothefollowing:
–ForWindows7:ClickScreenresolution.
–ForWindows10:ClickDisplaysettings.Showthedisplayedwindowinfullscreen.Thenclick
Advanceddisplaysettings.
Note:Ifyourcomputercannotdetecttheexternalmonitor,clicktheDetectbutton.
2.SelecttheexternalmonitorandsetResolution.
3.Dothefollowing:
–ForWindows7:ClickAdvancedsettings.
–ForWindows10:ClickDisplayadapterproperties.
4.ClicktheMonitortab.Checkthemonitorinformationtomakesurethatthemonitortypeiscorrect.If
itis,clickOKtoclosethewindow;otherwiseproceedwiththefollowingsteps.
5.Ifmorethantwomonitortypesaredisplayed,selectGenericPnPMonitororGenericNon-PnP
Monitor.
6.ClickProperties.Ifyouarepromptedforanadministratorpasswordorconfirmation,typethe
passwordorprovideconfirmation.
7.ClicktheDrivertab.
8.ClickUpdateDriver.
9.ClickBrowsemycomputerfordriversoftware,andthenclickLetmepickfromalistofdevice
driversonmycomputer.
10.CleartheShowcompatiblehardwarecheckbox.
Chapter8.Troubleshootingcomputerproblems105