FV-110GX system
8. Single Motor Driver Module for elevation (on the bottom) (SMD (used "DDM" in
log)).
9. Elevation motor and encoder (not visible).
10.BUC Control Module (BCM).
11.Block Up Converter (BUC).
12.Low Noise Block downconverter (LNB),
13.Polariser.
14.Inertial Sensor Module (ISM).
15.Elevation locking pin to lock the antenna dish in a fixed position.
In switch-off position the Single Motor Driver modules (SMD (used "DDM" in log))
and the BUC are turned off for safe conditions during service and repair. The switch
must be set to on for normal operation.
16.Single Motor Driver Module for Azimuth (SDM (used "DDM" in log)).
17.Azimuth motor.
18.Azimuth encoder.
19.Rotary joint.
1-4
Figure 1-5: Above Deck Unit modules 2/2