User's Manual

Technalogix Ltd.
VIII-12
POWER - Tactile button to turn carriers on and off. To turn off, must be depressed for
at least 2 seconds. Tied internally through DB9 connectors to all other
POWER buttons.
NAVIGATE - Tactile button to refresh screen after two minute screen saver times out. All
monitoring and protection continues during screen saver.
SELECT- Tactile button to refresh screen after two minute screen saver times out. All
monitoring and protection continues during screen saver.
RESET - Tactile button to reset microcontroller in control board. Also clears existing
faults. Individual control board with reset comes back on with soft start feature.
RF In – 500-watt RF inputs from power amplifiers. Signal then passes through
combiner, band pass filter and monitoring.
RF OUT – 7/16” DIN type 50 ohm connector directly on output of directional coupler. To
be connected in series with Thru-line wattmeter (or equivalent) and then to
antenna.
PA CTRL – Bi-directional control signals.
REMOTE PORT - pin 1: ground to reset microcontroller, float otherwise
pin 2: ground for 2 seconds to toggle carrier on/off, float otherwise
pin 3: common ground
pin 4: DC power supply sample (28Vdc nominal)
AC IN – AC input to switching power supply (24 V
DC
supply for control system and fan).
Use supplied IDC to NEMA cable.