Installation Guide
AirHarmony‐4200DC(InternalFilters)InstallationGuide
UGD‐D01196 AirspanCommercialandInternalUse 45
5.5 Connecting the DC Power Cable to AirHarmony-
4200 DC
Danger:Hazardousvoltage!Beforeworking,ensurethatthepowerisremovedfromthe
powerconnectioncables.Whenthesystemispoweredon,donottouchthepower
terminals.
Tip:ItisgoodpracticetolabelbothendsofthecabletoidentifywhichAirHarmony‐4200
DCunititisconnectedto.
Tip:Itisgoodpracticetoleaveaspareloopofcable(approximately0.5m).Thiswillallow
foreasierwiringandwillallowthecabletobere‐terminatedifnecessary inthefuture.
ThepowercableisconnectedtotheAir Harmony‐4200DCconne ctor(markedPWR)onthebottom
paneloftheunit.
PowerInput–DC
Caution:VerifythePowerCablePolarityiscorrectaccordingtotheunit’sspecification.
Caution:Itisimportantthatthepowerconnectorisattachedatthecorrectendordamagetothe
connector/equipmentwillresult.
Note:CheckPowerSupplyforproperpolarization.
Note:Airspansuppliestwo(2)typesofcable,eitherblackwireandwhitewirecableorblackwire
andbluewirecable.Thecables’specsareidenticalonlythecolorsaredifferent.
Figure25:DCPowerConnection