Daktronics Galaxy AF-3500/3550 - Manual (Page 28)

24 Diagnostics and Troubleshooting
• Check the dip switches on the MLC. They should be in the down position.
Temperature Problems
(For displays with a temperature sensor installed)
No temperature showing on the display
• Refer to the Venus ® 1500 software manual ( DD1370296) for more information.
Note: The temperature sensor must be correctly installed before a current temperature can be shown.
Temperature always reads –196F/-127C degrees
• Check the temperature sensor cable connections.
• Look for bent pins on connectors.
• Check that the temperature sensor is set to address 1.
• Make sure the sensor has power by checking that the diagnostic LED is blinking.
Temperature Problems
No temperature showing on the display
• Refer to the Venus ® 1500 software manual ( DD1370296) for more information.
Note: The temperature sensor must be correctly installed before a current temperature can be shown.
Testing Displays
Start and stop the test pattern
• Refer to the Venus ® 1500 software manual ( DD1370296) for more information.
Note: This procedure must be done for each primary display being tested.
Before Calling For Help
Steps to take before calling Daktronics Customer Service
1. Turn off the power breaker switch. Wait a few minutes and turn it back on. Watch the display(s) to
make sure that the initialization sequence runs.
2. Once the sequence is complete, try to communicate with the display.
3. Check the Communication and Troubleshooting sections of this manual.
4. Call the service technician or Daktronics Customer Service at 866-343-3122.
Note: Sitting at the control computer while talking with the service technician allows more efficient
service.