Commonly used commands within the Multi-Functional Display (MFD) interface:
To address these “hot” challenges, shipowners and crews employ several measures: navi sailor 4000 ecdis hot
In 2018, a chemical tanker approaching the Houston Ship Channel experienced a Navi Sailor 4000 processor overheat due to a failing cooling fan. The ECDIS froze while the vessel was within 0.5 NM of a submerged jetty. The officer reverted to paper charts (as required by SOLAS) but lost the integrated AIS/radar overlay. The subsequent investigation noted that the system’s high-temperature warning was disabled by previous crew to stop nuisance alarms—a dangerous workaround that turned a “hot” thermal issue into a navigational blackout. navi sailor 4000 ecdis hot