The Yield Monitor features an LED status light on the top right of the central processing unit (black box). Use the below chart to interpret the state of the Yield Monitor as indicated by the LED:
| State | Colour | Flash |
| POWER ON | Red | Solid |
| OPERATING | Green | Solid |
| READY | Green | Flashing |
| WARNING | Orange | Flashing |
| ERROR | Red | Flashing |
| ACQUIRING BLUETOOTH© CONNECTION | Blue | Flashing |