NAVIGUIDE 4000 056336 Rev. AA6.1: SCU Setup Menu Page 6–396.1.12 SCU Setup: Main Mode Switch6.1.13 SCU Setup: Alarm Conditions6.1.13.1 Deadman Contact Timeout6.1.13.2 Other Alarm ConditionsFurther settings in the alarm condition setup menu are relevant for the NAVIPILOT4000 heading control system only.Function: Sets the type of steering mode selector installed at the Main steeringposition.Settings: NONENo steering mode selector installed.MMSMechanical steering mode selector installed.SMSSteering Mode Selector / NFU Tiller installed.Function: Configures the deadman alarm contact output.Settings: DISABLEDisables the deadman alarm contact output.ENABLEEnables the deadman alarm contact output and accesses thealarm timeout setting.TIMEOUT (1 – 253 sec.)Sets the minimum time that passes between consecutive actua-tions of the deadman contact alarm relay.