Samsung ML-451 Series User Manual

2.ProductSpecicationsandDescription
1Tray111MPTrayPickup/Retard/
Forwardrollers
21Exitsensor
2Tray212Tray1Feedroller22Exitroller1
3Tray313Tray2Feedroller23Exitroller2
4Tray414Tray3Feedroller24Exitroller3
5Tray515Tray4Feedroller25Duplexdriveroller
6Tray1Pickup/Retard/Forward
rollers
16Tray5Feedroller26DuplexSensor
7Tray2Pickup/Retard/Forward
rollers
17Registrationsensor27Mainbinfullsensor
8Tray3Pickup/Retard/Forward
rollers
18Registrationroller28MailboxorFinisher
9Tray4Pickup/Retard/Forward
rollers
19Transferroller
10Tray5Pickup/Retard/Forward
rollers
20FuserBelt
•Pick-UpRollers(Tray1~5,MPTray)
Thisrollerspickupthepaperfromthetray1~5orMPtrayandtransportittothefeedroller.
•ForwardRollers(Tray1~5,MPTray)
Thisrollerisplacedagainsttheretardroller.Ittransportsthepaperfromthepickuprollertothefeedroller.
•RetardRoller(Tray1~5,MPTray)
Thisrollerisplacedagainsttheforwardroller.Whentwosheetsofpaperormorearetransportedfromthepickuproller,
theloadofthetorquelimiteroftheretardrollerisheavierthanthefrictionalforcebetweenthesheets.Asaresult,the
retardrollerisstoppedandthelowerpaperdoesnotadvanceanyfurther.Whenonlyonesheetistransportedfromthe
pickuproller,theretardrollerrotatesfollowingtheforwardroller.
•FeedRoller
Thisrollertransportsthepapersentfromtheforwardrollertotheregistrationroller.
•RegistrationRoller
Papertransportedfromthefeedrollerispushedagainsttheregistrationrollerwhichalignstheleadingedgeofthepaper.
Then,theregistrationrollersrotatetotransportthepapertothetransferunit.
•MPtraypapersensor
ThissensordetectswhetherpaperissetintheMPtray.Whenitis,MPtrayfeedingalwayscomesbeforetray1~5
feeding.
•EmptySensor(Tray1~5)
Thissensordetectstheavailabilityofpaperinthetraybyusinganactuator.Whenthereisnopaperinthetray,the
actuatorblocksthelightpathofthesensor,andthesensordeterminesthatthereisnopaper.
•FeedSensor
Thissensordetectsiftheleadingedgeortrailingedgeofthepaperhaspassedthefeedroller.Italsodetectsjamming
suchasmisfeeding.
•RegistrationSensor
Thissensordetectsthattheleadingedgeofthepaperhasreachedtheregistrationrollerandthatthetrailingedgeof
thepaperhaspassedtheregistrationroller.
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Samsung ML-451 Series Specifications

General

Brand	Samsung
Model	ML-451 Series
Category	Printer
Language	English