9 setup > logs, Reset trip dist, Reset total dist – NorthStar Navigation Multi-Function Unit M84 User Manual
Page 84: Reset engine hours, Projected course, Range rings, Proximity alarm
Northstar M121/M84 Installation and Operation Manual
83
19-9 Setup > Logs
Press
MENU
twice, then select Logs:
The values can be reset independently of each
other. These log values are saved when the unit
is turned off.
Reset trip dist
This resets the trip distance to zero.
Reset total dist
This option resets the total distance to zero.
Reset engine hours
Use this option to reset the engine hours to
zero. This can be useful after an engine service
or to count the engine hours between service
intervals.
Projected Course
Show the estimated course of all vessels based
on their current SOG and COG.
Range Rings
Show a selectable number of range rings
around the boat. The rings are drawn in
multiples of the current chart scale.
Proximity Alarm
When enabled an alarm will activate when any
AIS vessel is within the proximity alarm radius.