PrinterDiagnostics
Power-OnSelfTest
Apower-onselftest(POST)isperformedautomaticallyeachtimethe
printeristurnedon.Duringthistestsequence,thefrontpanellightsand
liquidcrystaldisplaymonitortheprogressofthePOST.Iftheprinterfails
anyofthesetests,theword“FAILED”willbeaddedtothedisplay.Ifthis
occurs,notifyanauthorizedZebrareseller.
AdditionalPrinterSelfTests
Theseselftestsproducesampleprintoutsandprovidespecificinformation
thathelpdeterminetheoperatingconditionsfortheprinter.
Eachselftestisenabledbypressingaspecificfrontpanelkeyor
combinationofkeyswhileturningthePOWERswitchon.Keepthekey(s)
depresseduntiltheDATAlightturnsoff.Whenthepower-onselftestis
complete,theselectedselfteststartsautomatically.
NOTES:Whenperformingselftests,avoidsendingalabelformattothe
printer.Inthecaseofaremotehost,disconnectalldatainterface
cablesfromtheprinter.
Whencancelingaselftestpriortoitsactualcompletion,always
turntheprinterpoweroffandthenbackontoresettheprinter.
Whenperformingtheseselftestswhileinthepeel-offmode,
youmustremovethelabelsastheybecomeavailable.
Ifyourmediaisnotwideenoughorlongenough,unexpected
and/orundesiredresultsmayoccur.Makesurethatyourprint
widthissetcorrectlyforthemediayouareusingbeforeyou
runanyselftests,otherwisethetestmayprintoutontheplaten
roller.Seepage52forinformationonsettingtheprintwidth.
ZebraR-140User’sGuide 87
