NOTE: Power down the sign by pulling the fuse in the control box before opening a sign.
  • Open the front screen of the sign and you should see a controller located on the right side.
  • The SIM card and SD card are inserted on the top of the controller.


Please watch this YouTube video showing you how to open a sign head and check the SIM & SD card.

https://youtu.be/UhOOuhbIhTQ