2-2
Table 2-1 Standard markers and data description
Marks position on the screen. Direction of arrow is heading.
Range Rings
Range and Bearing
Marker Data
R
°
B
Trackball
Marker
The trackball marker selects location for markers and own ship’s
position. The trackball moves the marker over the entire screen.
Trackball Data
→
↓
B
°
Trackball data:
: Slant range
→
: Horizontal range
↓
: Depth
B : Bearing
Bearing is shown in 360¡ or –180¡ indication system, relative to ship’s
heading. In the latter case, "B" is indicated as follows:
B
P
.... on the port side
B
P
.... on the starboard side
The bearing marker bisects the trackball marker location when the R/B
key is pressed to monitor fish echoes with audible sound. Furthermore,
the radius of the range marker is at the trackball marker location. These
markers may be erased by placing the trackball marker near the own
ship marker and pressing the R/B key.
Range marker
The slant range to the range marker and the bearing of the bearing
marker are displayed.
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.
Range Data
R
Shows the range scale set with the RANGE control.
When the controls in the table below are changed new setting appears
in large characters at the top of the screen for five seconds.
Gain setting is displayed in increments of 0.5 between 0 and 10.
Tilt Data
T
°
Gain
Setting Change
Data
Control
Display
RANGE
TILT
GAIN
R
T
°
G
.
Marker/Data Description
Own Ship Marker
Bearing and Range
Markers
Bearing
marker
The tilt angle set with the TILT lever is displayed in 1¡ steps between
0¡ and 55¡.
→
→
Содержание CSH-7
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