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Range Rings
The range rings are inscribed at intervals of 1/4 of the range in use.
Range ring data is also provided every two range rings. The range ring
interval can be changed from 1/4 to 1/2 through the menu.
Mark/Data Description
Latest Fish Mark
Fish Mark
Fish Mark
These marks are inscribed on the screen by pressing the FISH key.
Ten fish marks can be entered. Each time the key is pressed the fish
mark appearance changes on the screen as follows:
1st press of FISH key
2nd press of FISH key
3rd press of FISH key
4th press of FISH key
Fish Movement
→
C
S .
→
Fish movement from the fish speed mark ( ) to the latest fish
mark ( ) is shown by distance, course (C) and speed (S) at the lower
right corner of the screen.
Range and Bearing
Mark Data
B ° R
These marks are used for monitoring echoes through the loudspeaker
and also for displaying horizontal slice picture. If the *target lock
function is on the bearing marks follow the movement of the target
lock mark.
This data appears when the bearing and range marks are displayed.
Bearing and Range
Marks
Bearing
marker
The heading mark is drawn with a dotted line. *Heading mark data
appears at the top of the screen.
Heading Mark
100
200
Electronic Bearing
Scale
The electronic bearing scale is available with gyrocompass connection.
It rotates with own ship’s movement.
N
S
WE
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