How do I fix a blank display on my Rain Bird Control Systems?
- DDaniel BakerDec 1, 2025
A blank display can occur due to several reasons. First, plug in a 9V battery into the battery slot on the back of the controller front panel. If information is now visible on the display it is not damaged and working correctly. See other potential causes. If no information is displayed, remove the decoder module. If the alarm light on the front panel turns on after 1 minute but no information is in the display, the LCD is damaged and the front panel should be replaced. Another reason may be that primary power to the controller has been lost or turned off. This can be verified by checking the status lights on the decoder module. If both status lights on the module are dark the primary power is likely off. Find primary power source to the controller and turn it on. If the power breaker is t...
















