Ericsson RBS 2106 Hardware Reference Manual page 108

Radio Configurations
 G758 7RSRORJ\
&RQILJXUDWLRQ RI +\EULG &RPELQHU
The dTRU can be configured with or without the hybrid combiner, using two
external cables.
5; 6LJQDOV 'LVWULEXWHG IURP 7ZR 3RUWV
The RX signals can be distributed from the RX1 and RX2 ports to all four
receivers when both transceivers are connected to the same antenna system.
TX TX
Hybrid
combiner
TX TX
dTRU with no hybrid
combiner in use
)LJXUH  G758 ZLWK DQG ZLWKRXW K\EULG FRPELQHU LQ XVH
10 (90)
TX1
HC1
TX1+TX2
HC2
TX2
RX RX RX1
RX RX
RX2
RX RX
RX3
RX RX
RX4
TX
Hybrid
combiner
TX
RX RX
RX RX
RX RX
RX RX
dTRU with hybrid
combiner in use
RBS 2106 and RBS 2206
TX1
HC1
TX1+TX2
HC2
TX2
RX1
RX2
RX3
RX4
P007394B
EN/LZT 720 0318 Uen R1A