Samsung SCX-4701ND - Page 120

6.ReferenceInformation
DLNA
TheDigitalLivingNetworkAlliance(DLNA)isastandardthatallowsdevicesonahomenetworkto
shareinformationwitheachotheracrossthenetwork.
DNS
TheDomainNameServer(DNS)isasystemthatstoresinformationassociatedwithdomainnamesin
adistributeddatabaseonnetworks,suchastheInternet.
DotMatrixPrinter
Adotmatrixprinterreferstoatypeofcomputerprinterwithaprintheadthatrunsbackandforth
onthepageandprintsbyimpact,strikinganink-soakedclothribbonagainstthepaper,muchlikea
typewriter.
DPI
DotsPerInch(DPI)isameasurementofresolutionthatisusedforscanningandprinting.Generally,
higherDPIresultsinahigherresolution,morevisibledetailintheimage,andalargerlesize.
DRPD
DistinctiveRingPatternDetection.DistinctiveRingisatelephonecompanyservicewhichenablesa
usertouseasingletelephonelinetoanswerseveraldifferenttelephonenumbers.
Duplex
Amechanismthatwillautomaticallyturnoverasheetofpapersothatthemachinecanprint(or
scan)onbothsidesofthepaper.AprinterequippedwithaDuplexUnitcanprintonbothsidesof
paperduringoneprintcycle.
DutyCycle
Dutycycleisthepagequantitywhichdoesnotaffectprinterperformanceforamonth.Generallythe
printerhasthelifespanlimitationsuchaspagesperyear.Thelifespanmeanstheaveragecapacity
ofprint-outs,usuallywithinthewarrantyperiod.Forexample,ifthedutycycleis48,000pagesper
monthassuming20workingdays,aprinterlimits2,400pagesaday.
ECM
ErrorCorrectionMode(ECM)isanoptionaltransmissionmodebuiltintoClass1faxmachines
orfaxmodems.Itautomaticallydetectsandcorrectserrorsinthefaxtransmissionprocessthat
aresometimescausedbytelephonelinenoise.
Emulation
Emulationisatechniqueofonemachineobtainingthesameresultsasanother.Anemulator
duplicatesthefunctionsofonesystemwithadifferentsystem,sothatthesecondsystembehaveslike
therstsystem.Emulationfocusesonexactreproductionofexternalbehavior,whichisincontrast
tosimulation,whichconcernsanabstractmodelofthesystembeingsimulated,oftenconsidering
itsinternalstate.
Ethernet
Ethernetisaframe-basedcomputernetworkingtechnologyforlocalareanetworks(LANs).Itdenes
wiringandsignalingforthephysicallayer,andframeformatsandprotocolsforthemediaaccess
control(MAC)/datalinklayeroftheOSImodel.EthernetismostlystandardizedasIEEE802.3.It
hasbecomethemostwidespreadLANtechnologyinuseduringthe1990stothepresent.
EtherTalk
AsuiteofprotocolsdevelopedbyAppleComputerforcomputernetworking.Itwasincludedinthe
originalMacintosh(1984)andisnowdeprecatedbyAppleinfavorofTCP/IPnetworking.
FDI
ForeignDeviceInterface(FDI)isacardinstalledinsidethemachinetoallowathirdpartydevice
suchasacoinoperateddeviceoracardreader.Thosedevicesallowthepay-for-printservice
onyourmachine.
FTP
AFileTransferProtocol(FTP)isacommonlyusedprotocolforexchanginglesoveranynetwork
thatsupportstheTCP/IPprotocol(suchastheInternetoranintranet).
FuserUnit
Thepartofalaserprinterthatfusesthetonerontotheprintmedia.Itconsistsofaheatrollerand
apressureroller.Aftertoneristransferredontothepaper,thefuserunitappliesheatandpressure
toensurethatthetonerstaysonthepaperpermanently,whichiswhypaperiswarmwhenitcomes
outofalaserprinter.
Gateway
Aconnectionbetweencomputernetworks,orbetweenacomputernetworkandatelephoneline.Itis
verypopular,asitisacomputeroranetworkthatallowsaccesstoanothercomputerornetwork.
Grayscale
Ashadesofgraythatrepresentlightanddarkportionsofanimagewhencolorimagesareconverted
tograyscale;colorsarerepresentedbyvariousshadesofgray.
Halftone
Animagetypethatsimulatesgrayscalebyvaryingthenumberofdots.Highlycoloredareasconsistof
alargenumberofdots,whilelighterareasconsistofasmallernumberofdots.
HDD
HardDiskDrive(HDD),commonlyreferredtoasaharddriveorharddisk,isanon-volatilestorage
devicewhichstoresdigitally-encodeddataonrapidlyrotatingplatterswithmagneticsurfaces.
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