Training, Installation & Service Manual - Livewire Connections Ltd

Installing the dual-antenna mode (optional)
To install the dual antennas, do as follows:
1. Install the master ADU, ACU, the RX combiner and the VSAT
modem as shown in figure 3-32.
2. Install the slave ADU, ACU, the TX splitter as shown below.
3. Connect the cables as shown below and in the table below.
Figure 3-33: Dual mode antenna, connecting cables (example)
Connect cables
Master ACU LAN port 4 to Slave ACU LAN port 4
Master ACU LAN port 1 or RS 232 to VSAT modem
control
Master ACU Rx Out to the Rx combiner input 1
Slave ACU Rx Out to the Rx combiner input 2
Rx combiner output to VSAT modem Rx
Master ACU Tx In to the Tx splitter output 1
Slave ACU Tx In to the Tx splitter output 2
Tx splitter input to VSAT modem Tx
Purpose
Master/Slave control
VSAT modem control
Rx when Master active
Rx when Slave active
Rx to VSAT modem
Enabled when Master active
Enabled when Slave active
Tx from VSAT modem
Table 3-8: Dual mode antenna, cabling
3-34 Chapter 3: Installation 98-133966-E2