RC4500 Antenna Controller Chapter 3 Mechanical & Electrical Installation
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Connector J7 Antenna I/O Signal Descriptions:
Pin # Signal Name Description
1, 3, 4,
6, 7, 9
AZ CW Command,
AZ CCW Command,
EL UP Command,
EL DOWN Command,
POL CW Command,
POL CCW Command
Pull down type current drivers (outputs).
The controller turns the driver ON to command the antenna to
move in the direction associated with the driver.
2, 5, 8 Drive Common The return paths associated with the AZ, EL, POL, AZ/EL FAST
and DRIVE ENABLE drivers.
Note that this signal is also available on the controller’s Auxiliary
I/O connector (J6 pin 9).
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