User's Manual

LTEeNodeBIndoorHardwareInstallationRRHpowerconnections
Procedure6-2RRHpowercabling(Continued)
2
Beforeroutingthedcpowercable,verifythatitisproperlycolorcoded.If
morethanoneRRHisinuse,ensurethattheyareallproperlycolorcoded.
Thecolorsareasfollows:
•RFU1–RED
•RFU2–BLUE
•RFU3–YELLOW
•RFU4–GREEN
PlaceacorrespondingcoloredadhesivebackedlabelontheRRH(1-4)chassis
inthearealabeledRFUID.
3
Atthecustomerlocation,locatetheterminalblockwhichsuppliespower
totheheads.
4
Ensurethatthereisenoughcableinsidethecustomerlocationsothat:
•TheRedwireofthecablecanconnecttotheDCSurgeSuppressor.
•TheBlackwirecanconnecttotheterminalblock.
5
Atthetransmissionentrypoint(customerbuildingexit/entrance),ground
thecablesby:
•Strippingthepowercableofitsouterjackettoexposetheshieldand
innerconductors.
•Stripbacktheshieldtoalengthsuchthatitcanbeproperlygrounded
usingacableclamp.
Securelyclamptheoutercablejacketwithenoughlengthforthepower
conductorstoreachthecorrectterminalblockandtheDCSurgeSuppressor
withoutexcessivestrain.Ensurethatthereispropergroundingbetweenthe
shield,braid,andgroundingcontactsofthecableclamp.
6
Terminatethepowerconductorswithferrules(PN2987529D01)@2Xusing
thepropercrimptool(TycoP/N47387-7).Ensurethattherearenoloose
strandsthatmightcomeincontactwithametallicsurface,tool,orother
conductor.
Continued
68P09308A55-66-9
FEB2010