User's Manual
AdvancedRFTechnologies,Inc. 31
3.1.2.2 RFPorts
3.1.2.2.1 DLIN/ULOUT&DPXports
DLIN/ULOUT&DPXPorts(refertoFigure3‐7)arelocatedatthebackofRFUandcanbeconnecteddirectlyto
theBTS.TheRFUcansupportincomingsignalstrengthfrom0to25dBm.
3.1.2.2.2 DLOUT/UL
IN
DL OUT/UL IN Ports (refer toFigure 3‐7) are located at the front of the RFUand connect directly to the HE
ChannelCombiner(ADX‐H‐CHC).
3.1.2.3 CommunicationPort
TheADX‐H‐NMSmonitorsandcontrolstheRFUviathisport.DCPowerisalsoprovidedtothe
RFUviathisport.
Figure3‐9 CommunicationPort(RFU)
3.1.3 ChannelCombiner(ADX‐H‐CHC)
ADX -H-CHC
UL1 UL2 UL3 UL4
DL1 DL2 DL3 DL4
UL5 UL6 UL7 UL8
DL5 DL6 DL7 DL8
UL5UL6UL7UL8
DL5DL6DL7DL8
UL1UL2UL3UL4
DL1DL2DL3DL4
Figure3‐10 ADX‐H‐CHCFront&RearView
Functions&Features
‐ CombinesDL signalsreceived fromeach RFU and feedsthe combined signalsto the ADX‐RACK‐
ODU
‐ CombinesULsignalsreceivedfromeachHPRandfeedsthecombinedsignaltotheADX‐H‐RFU
‐ Supportsupto8RFUsand(4)ADX‐RACK‐ODU
Specifications
‐ Size:16.9x12.9x1.7inches
‐ Weight:11.0lbs
3.1.3.1 RFports
3.1.3.1.1 RFportsatthefrontpanel(DL1toDL8,UL1toUL8)
DL1(toDL8)&UL
1(toUL8)RFportsareconnectedtoDLOUT/ULINPortsatthefrontpanelofRFU.
ReceivethedownlinksignalfromeachRFU
SplittheuplinksignalreceivedfromODUtoeachRFU
3.1.3.1.2 RFportsatthebackpanel(DL1toDL8,UL
1toUL8)
DL1(toDL8)&UL1(toUL8)RFportsareconnectedtoDLIN/ULOUTPortsatthebackpanelofODU.
TransferthecombineddownlinksignalstoODU
ReceivetheuplinksignalfromODU