User's Manual

Table Of Contents
AR Standard Repeater PCBA Connections
2-6 044-05250 Rev A
DC
The DCs are located on the left and right side in the lower part of the cabinet if a test port
(TEST –30 dB) or an antenna port (MS –20 dB) for an internal RF modem is required. Figure
2-4 illustrates the DC and Table 2-7 lists the connectors and connections.
Figure 2-4 Directional Couplers
Table 2-7 Directional Coupler Connections
Service DC Port Connected to
DPX ANT on the service DPX filter
TEST -30dB Test port for the downlink output signal (no directivity)
MS -20dB Not used
ANT Service antenna or RF service cable
Donor DC Port Connected to
DPX BMU: BTS antenna
All other types: ANT on the donor DPX duplex filter
TEST -30dB Test port for the uplink output signal (no directivity)
BS -20dB BMU: ANT on the FOU/DPX filter
All other types: Antenna connection for remote control RF modem.
This port has at least 20dB directivity towards the antenna.
ANT BMU: BTS antenna output port.
All other types: Donor antenna (or RF cable to BTS).
MS
DPX
ANT
TEST
DC
-30 dB
-20 dB
BS
DPX
ANT
TEST
DC
-30 dB
-20 dB