Product Manual

Troubleshooting
NoExternalPowerSymbolIlluminatedonControlPanel
SymptomProbableCauseSolution
WithACpower
pluggedinto
concentrator,
externalpowericon
isnotilluminatedon
thecontrolpanel.
Powersourceisfaulty,orthereisalooseconnection.1.IfthegreenindicatorlightontheACadapterislit,
checkpowerconnectionsfromtheACadapterto
concentrator.
2.IfthegreenindicatorlightontheACadapterisnotlit,
checkpowerconnectionsfromoutlettoACadapter
ortryanotheroutlet.
Powersourceisfaultyorthereisalooseconnection.1.Checkpowerconnectionstoconcentrator.
2.Tryanotherpoweroutlet.
WithDCpower
pluggedinto
concentrator,
externalpowericon
isnotilluminatedon
thecontrolpanel.
TheDCpowercablefusehasblown.1.SwitchtoACpowerandcontactyourproviderto
servicetheDCpowercable.
7.2AlarmConditions
Whenanyalarmconditionoccurs,theyellowalarmindicatorlightonthecontrolpanelilluminatesandtextdescribingthealarmcondition
isshownonthedisplayscreen.Refertothesolutionsectionofthealarmtablesforpotentialcorrectiveactions.Ifnecessary,contact
yourprovider.
Inallcases,pressingandholdingtheOn/Offbuttonforonesecondwillturnoffandresettheconcentrator.
Ifthecauseofthealarmconditionisnotcorrected,itwillreappearwhentheconcentratoristurnedbackon.
AllalarmsareclassifiedasLowPrioritytechnicalalarmconditions.
Whenmultiplealarmconditionsexist,thetextassociatedwiththehighestrankedalarmwillbeshownonthedisplayscreen.
7.2.1OperationalAlarms
Theconcentratorcontinuestorunwhenthealarmconditionslistedinthissectionoccur.
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