Axis T90D20 IR-LED - Troubleshooting

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AXIST90DIlluminatorSeries

Troubleshooting

Ensurealltestsareundertakenbyaqualied,trainedengineer.

Ensuresafeworkingpracticesarefollowedatalltimes.

•Basics

-ChecktheLEDindicators.SeeLEDIndicatorsonpage16.

-Checkthepolarityoftheilluminatorconnection:red=+ve,black=-ve.

-Ensuretheilluminatorusesthecorrectpowerrange.

-Ensurethepowersupplyissuitablyratedfortheproduct.

-Ensurethetelemetrywiresareshort–circuitedorvalidtelemetryinputisappliedandcorrectlywired.

-Checkthatthephotocellisworking.Ifyoucoverthephotocellfully,lightshouldturnon.Itcanbedifcultto

seeinfra-redilluminatorsworkinginhighbrightnessconditions.

•Illuminatortest

Note

Usetheappropriatemultimeterdependingonhowtheilluminatorispowered.Coverthephotocellfully(or

disablethephotocellusingtheoptionalremotecontrol)andmakesurethetelemetrywiresareshort–circuitedor

closedcontactinput(zerovolt)isapplied.

-Checkthatthecurrentisbeingdrawn.Theamountofcurrentdependsonthepowersettingoftheilluminator.

•Setupcamera,lensandillumination

-Makesurethepowerissettomaximum.

-Checktheorientationofilluminatorandmakesureitispointinginthecorrectdirection

-Checktheangleofthediverginglens.Atoonarrowanglemaycausehotspotsandtheapertureofthecamera

lenstoclosedown.Atoowideanglemaycauseinsufcientlightonthescene.

•RemoteControl(optionalaccessory)

-PresstheStatusbuttontocheckthestatusoftheremotecontrol,seeHowtoenableordisabletheLED

indicatorsonpage13.

-Theilluminatormightbeinoperatingmode.SeeAboutoperatingandprogrammingmodeonpage8.

-Inbrightsunlight,thedistancebetweentheremotecontrolandtheilluminatormayneedtobereduced.

-Checkthebatteryontheremotecontrol(CR2025)andreplaceifnecessary.

-Makesurenootherstronginfra-redsourceispointingattheremotereceiver.

-Makesurethereisaclearlineofsightbetweentheilluminatorandtheremotecontrol.