The system switches to Dead Reckoning (DR) mode. You must know how to manually update the position using the "Log" and "Gyro" inputs or by using the LOP (Line of Position) tool.
The is a cornerstone of modern maritime navigation. As an Electronic Chart Display and Information System (ECDIS), it requires deck officers to undergo rigorous Type-Specific Training (TST). Whether you are preparing for a competency assessment or a fleet-wide evaluation, understanding the core functions of the Navi-Sailor 4000 is vital for both passing the test and ensuring safety at sea. transas navi sailor 4000 test answers updated
Hands-on experience with the system is invaluable. Many maritime professionals use simulators or access the system on board under supervision to get familiar with its functions. The system switches to Dead Reckoning (DR) mode
If your route crosses a safety contour during planning, you must amend the route to avoid grounding risks. 2. Chart Management & Updates As an Electronic Chart Display and Information System
Create cards for each of the 25+ alarm messages (e.g., “Cross track error”, “No position”, “Chart update required”, “Licence expired”). For each, know the cause and the first corrective action.
In the world of professional maritime navigation, the Transas (now Wärtsilä) Navi Sailor 4000 remains one of the most widely installed Electronic Chart Display and Information Systems (ECDIS) on merchant vessels worldwide. For deck officers preparing for type-specific training, assessments, or line-office checks, the phrase is one of the most searched—and most critical—queries.