Furuno csh8l SONAR User Manual


 
5. MARKS AND DATA
5-4
Description of marks and data on the normal display (con't from previous page)
1
1 2
3
(
)
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9
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Mark/Data Description
Latest Event Mark
Event Mark
This mark depicts important locations. Use the trackball to place the
trackball mark where desired and press the EVENT key to inscribe
an event mark. Requires speed and heading data. Event marks
follow own ship's movement. Ten marks may be entered and each
press of the EVENT key enters an event mark and previously
entered marks change as follows.
Latest
Event
Mark
Past Event Marks (Max. 9)
Latest Event Mark Data
The position data of the latest event mark, that is, horizontal range
(→), depth (↓) and bearing. ( ) shows the latest event mark's
original depth, and remains unchanged regardless of ship's move-
movement or tilt angle. When the event mark is erased the
above data disappears from the screen.
To erase an event mark, place the trackball mark on it and then press
the DELETE MARK key.
B
°
Latest Fish Mark
2nd Latest Mark
Fish Mark
These marks are inscribed on the screen by pressing the FISH key.
Ten fish marks can be displayed. Each time the key is pressed the
fish marks change 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 Data
S
C
Fish movement from the latest fish mark ( ) to the 2nd latest fish
mark ( ) is shown by horizontal range (→), depth (↓), speed (S) and
course (C), at the lower right corner of the screen.
Range and Bearing
Marks
Bearing
mark
Range
mark
The range and bearing marks are used to choose the location to
monitor aurally. Place the trackball mark on the location desired and
press the R/B key. Own ship position and trackball mark are
connected with a straight line, the bearing mark. The range mark is
drawn with a concentric circle whose center is at own ship position
and its radius touching the trackball mark's intersection.
Range and Bearing
Marks Data
R B °
Range (R) and bearing (B) marks data are shown at the bottom of the
display when the range and bearing marks are displayed.
Stabilizer Mark*
Stabilizer
mark
With connection of Motion Sensor MS-100, the picture along the
bearing chosen with the stabilizer mark is stabilized against ship's
pitching and rolling. Choose the location with the trackball mark and
press the STABILIZER key to stabilize the picture along the bearing
selected.