Users Manual Part 2

9 Connect the Power cables, Ethernet cable, Tx cable and Rx Cables to the BR front plate. Make
sure cables are connected according to scheme below:
# Part number Cable type Label From To
N/A
3066545B01 DC Power
Cable
N/A PSU / DC Out BR1 / DC IN
BR2 / DC In
SC1 / Power
5
3066543B01 Rx Cable Rx1 Filter pos 1 / BR2 BR2 / Rx1
6
Rx2 Filter pos 2 / BR2 BR2 / Rx2
7
Rx3 Filter pos 3 / BR2 BR2 / Rx3
N/A
3066543B05 Tx Cable N/A Filter pos 2 / Tx BR2 / Tx
2 in
A)
3066545B02 Ethernet N/A SC1 / BR2 BR2 / SC1
NOTICE: Index numbers in table above refer to cable connections shown in Figure 197:
RF Cabling Diagram for MTS 2 with one TX/RX ant. and up to two RX ant. after
Expansion on page 447 or in Figure 198: E1 and Ethernet Cabling Diagram for MTS 2
after Expansion on page 448
for A).
NOTICE: DC Power Cable (3066545B01) already exists before expansion of MTS 2.
10 Switch ON the Power Supply Unit (You do not need to do this if doing a hotswap).
15.1.2.2
Installing the Hybrid Combiner
If current MTS 2 configuration include one Duplexer, installation of the Hybrid Combiner also included
in the expansion option is necessary.
NOTICE: If current MTS 2 configuration includes two Duplexers, installation of the Hybrid
Combiner is not needed.
Procedure:
1 Switch OFF the Power Supply Unit.
2 On the Duplexer, unplug the TX cable connected to the first Base Radio.
3 Assemble the Bracket with the three M6x10 screws.
4 Fasten the two M4x10 screws that are to hold the Hybrid Combiner, but do not tighten them
fully.
5 Place the Hybrid Combiner on the bracket of the cabinet, with the heat sing facing inwards
toward the center of the cabinet.
6 Slide the Hybrid Combiner at an angle ensuring that the lip at the back of the Hybrid Combiner is
secured behind the bracket.
7 Tighten the two M4x10 screws to the bracket.
8 Attach the TX cables according to the scheme below:
# Part number From To Notes
6802800U74-AP
Chapter 15: Expansion Options
450