To connect the ADU, BDU and modem
98-175666-C
Chapter 2: Installation
2-26
2.7 To connect the ADU, BDU and modem
The following sections show how to connect the ADU, BDU and the modem.
1. Connect the antenna cable to
Antenna
at the BDU and the antenna.
2. Connect
Rx Out
at the BDU to
Rx In
at the modem with the supplied cable (75 Ohm
coax, F-F, 1 m).
3. Connect
Tx In
at the BDU to
Tx Out
at the modem with the supplied cable (75 Ohm
coax, F-F, 1 m).
4. Connect
RS-232
on the BDU to
RS-232
at the modem.
5. Connect
RS-422
on the BDU to
RS-422
at the modem.
6. Connect
LAN1
at the BDU to the upper left RJ45 connector at the modem.
7. Connect the green terminal block for the heading input from the gyro. For pin
allocation see
2.8 Integration of a 3rd party IP device
This section describes how to integrate a 3rd party device inside the antenna radome
of the SAILOR 1000 XTR GX-R2. The antenna has the following interfaces for the
integration:
•
•
•
Figure 2-27: Ground stud, GMU
Figure 2-28: Connection between ADU, BDU and modem
1
2
3
4
5
6
AC power
AC power
GMU
BDU
7