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An important key to nAiableoperation of your Star LaserPrinter 4 is
knowinghowto respondwhentroubleoccurs.Someproblemconditionscan
be handledon the spotby the printeroperator.Othersrequireservicingby
trainedpersonnel. T hischapterwillexplainwhento dowhat.It willalsohelp
you deal with the paperjamming and otheroperationalproblems.
9.1 ERRORMESSAGESDISPLAYEDON THE
SCREEN
The control panel screen may display a variety of messages during the
courseof operationof theStarLaserPrinter4.Youare alreadyfamiliarwith
the displaysequenceduringpower-up,and whenprogrammingthe printer.
Somemessagesprovideinformationaboutthe papersupplyin the cassette
or the conditionof theEP-Lcartridge.Othershaveto do withfontsor emu-
lations.
Anotherwayof consideringerrorsis that someof themresultfrom failures
in hardwareor software Othererrorsa~ functional, m eaningthateitherthe
printer operator or the host computerhas commandedthe controller to
perform an operationthat is beyondits designedcapabilities.
If the printermalfunctionsfor somereason,warningmessageswill appear
onthescreen,recommending whatactionyoushouldtake.Themostserious
aremessagesthattellyouto callfor repairservice.Somemessagesconcern
less seriousconditionsthatcanbe handledby theprinteroperator.Informa-
tionmessagesrelatea communication problemwiththe hostcomputer,but
do not affectthe printer'soperation.Thesemessagesa~ summarizedhere.
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