How to fix 'Probe not connected' message on Humeau LIGHTNING MVP ICON Measuring Instruments ICON?
- JJeffrey HallAug 19, 2025
If the ICON display reads 'Probe not connected,' first try reinserting the connector to ensure better contact. Also, verify that the ICON is in 'Conductivity' mode. Inspect the probe body for any signs of connection breakage; if the connectors are damaged, the probe may need replacement.