After installing and mounting the antenna, connect the ACU to the
antenna. Refer the drawing on the right to connect the cables.
Single IRD Connection
1. Connect the RF cable 49ft (15m) from the RF 1 connector on the
antenna base plate to the ANT. RF1 connector on the ACU.
2. Connect the RF cable 10ft (3m) from the RECEIVER connector on the
ACU to RF connector on the IRD.
3. Connect the DC power cable 33ft (10m) from DC power connector on
the ACU to a power source from 9~30 V DC.
4. Press the POWER ON switch on the ACU to start the operation of the
antenna system.
Figure 17 : Single IRD Conguration
NMEA
ANT RF1 RECEIVER
FUSEDC 9~30V PC INTERFACE
FG - +
+ -
RF1 RF2
RF Cable
DC
Power
Cable
NMEA
GPS
PC
Cable
ACU
IRD (Not Supplied)
Connecting the System Cables of i3/i3L/i4/i4P
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