Manual Part 5

ASU

4.2 Cable Path and Supervision

The RF cables between the ASU and the co-sited RBSs c an be supervised by

the TMA support function in the corresponding cabinet.

5 Interfaces

5.1 Signal and Power Interfaces

Con nectors

The ASU has the following connectors:

• Six input ports for RX signals from the CDU

• Six output ports for RX signals to the CXU

• Six output ports for RX signal s to the co-sited RBS

• A power supply connector

P008470A

1 2 3 4 5 6 7 8 9 10 11 12

13 14 15 16 17 18

Figure 4 Connection Ports

The ASU connection ports are shown in the table below.

Table 3 Con nection Ports

Pos.

ASU Label Connects to Type of

Con nector

1 Ant.S1 Antenna sharing

conne ctors

QMA

2 CDU1 RX1 CDU 1, port RX1 QMA

3 RX1 CXU, port 3 QMA

4 RX2 CXU, port 4 QMA

6 (8)

N/LZT 720 0232 Uen R2A