Daktronics Galaxy AF-3200 34 mm - Manual (Page 28)

Figure/ label LED # Color Operation
Run DS4 Red Steady FLASH about once per second indicates
controller is working properly.
Send signal
TX1
DS3 Yellow OFF is the normal state. FLASH when transmitting
communication from the computer.
Receive signal
RX1
DS4 Yellow OFF is the normal state. FLASH when receiving
communication from the computer.
Temperature Sensor Diagnostic
If the display includes a temperature function, the temperature sensor board will also
provide diagnostic information. The temperature sensor board is located inside the
temperature sensor housing which hangs at or near the display (Figure 19). The
sensor board diagram below shows the red diagnostic LED (DS2) near the bottom
edge of the component. The LED should be visible within the sensor housing when
the sensor is receiving power from the display.
Figure 19: Temperature Sensor Board
Temperature Sensor
DS2 Red Run FLASH at variable rates when sending temperature
information; evidence that the unit has power.
Diagnostics and Troubleshooting
7-3