The line of customers grew. Sarah tried every key in her pocket. She turned the physical mode key to 'REG', then 'OFF', then back again. The machine just beeped—a sharp, mechanical protest. To the register, it was as if the "Supervisor" had locked the vault and vanished with the key.
FREE Optima Logic Controller Hardware Guide - mosinv (index) optima key supervisor error
Check the "home run" cable between the indicator and the scale base for pinches or exposed wires. The line of customers grew
If you manage a facility secured by an access control system (often integrated with Lenel OnGuard, S2, or proprietary hardware), you may have encountered a frustrating roadblock: the Optima Key Supervisor Error . The machine just beeped—a sharp, mechanical protest
Most Optima devices will not accept a new "Supervisor Key" if they think they are still paired to an old network.