Furuno RP-250 History Display, Turning history display on/off, Sample history displays, AIS2 menu

7. AIS OPERATION

7.8History Display

The history display shows equally time-spaced dots marking past positions of activated targets being tracked. A new dot is added at preset time intervals until the preset number is reached. If a target changes its speed, the spacing will be uneven. If it changes course, its plotted course will not be a straight line.

Below are sample history displays.

(a) Ship turning	(b) Ship running	(c) Ship reduced	(d) Ship increased
	straight	speed	speed

Sample history displays

7.8.1Turning history display on/off

1.Press the [AIS MENU] key to open the AIS menu.

2.Press the [0] key to show the AIS2 menu.

[AIS(2)]

1[AIS(1)]

2HISTORY OFF/ON

3HISTORY POINTS 5/10

4HISTORY INTERVAL 10/30SEC/1/2/3/6MIN

5HISTORY COLOR RED/MAGENTA/YEL*/ GRN*/CYAN/BLU/WHITE*

6SYMBOL COLOR RED/MAGENTA/YEL*/ GRN*/CYAN/BLU/WHITE*

7ROT TAG

000.0￿/MIN

8AUTO ACTIVATE OFF/ON RANGE 000.0NM

9LOST TARGET RANGE 000.0NM

0 [(AIS(3)]

*= Not available on IMO type.

AIS2 menu

3.Press the [2] key (HISTORY).

4.Further press the [2] key to turn the history display on or off as appropriate.

5.Press the [ENTER] key.

6.Press any menu key to close the menu.

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