Chapter 11 DeviceNet Remote I/O Module AHRTU-DNET On the monitor interface, right click the module icon and select “Run” or “Stop” to change the operational state of the I/O module. 11-35 Indicates that the module connected to the slot of the rack does not match that configured in the software or the current module has been removed from the slot though it matched that configured in the software previously Indicates that the slot in the software is empty but actually, it is inserted by other module on the rack