1. Ensure the scoreboard has power.
2. Check that the firmware is up to date: How do I update All Sport MX-1 controller firmware? | Toth's Sports (tothsports.com)
3. A previous operator may have turned the scoreboard off. Tap the app menu, and select Turn On Scoreboard.
4. If the scoreboard is radio controlled, cycle power to the scoreboard to view the radio settings (default: b1C1). Tap the app menu, and select Settings. Verify the radio settings displayed on the scoreboard match the Broadcast Group and Channel numbers in the app.