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Important notes:

• Fortheirpowersupply,thesesignalsrequiretwodifferenttransformers.Thelight-

emittingdiodesinthesignalsaredesignedforavoltagesupplyof10V.The7244

universalremoteswitchnecessaryforsettingthesignalaspectsrequiresasupply

voltageof16V.

• Pleasedifferentiatetheleadstothesignalasfollows:

blackcablewithcolouredmarkings(green,red,whiteandyellow):

connectionwiresfortheLEDofthesamecolour.Aseriesresistorisbuiltintothe

endofthiscable.Thisseriesresistormustundernocircumstancesberemoved.

Theothercablewiththedarkheat-shrinkingsleeveisthecommonpositivepoleof

theLED.Thediodesolderedontothisendofthecablemustalsonotberemoved.

• Theseriesresistorsheatupduringoperation.Donotwrapseriesresistorsin

insulatingmaterial(dangerofoverheating!).Donotinstallanyeasilyammable

materialsinthevicinityoftheseriesresistors.

• Installthesignalsoutsidetheclearancegaugeofthetracks.

Onastraightstretchoftrack,thesignalsmustnotprotrudeintoaspaceofwidth

10mmmeasuredfromthecentreofthetrack(15mmintheareaofabend)andof

height25mm.

marklin 89390 User Manual

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