JAM” into both Conveyor.CMD.Log and Station.CMD.Log and increments each log’s quantity. The entry self-clears when the same text appears in MCM.STS.Acknowledge_Log; MCM Unacknowledge All Logs re-arms the latch so a repeat Jam is re-logged. Run-up enable If the downstream photo-eye (Run_Up_PE) is clear and the conveyor interlock is on, the bit Run_Up latches and the AOI asserts Conveyor.CMD.Run_Up_Enabled so the upstream conveyor can empty itself. Run Up unlatches if the eye blocks again or the Jam re-appears.]]>