1. OPERATIONAL OVERVIEW
1-17
Description of sonar menu (con’t from previous page)
Item Description
Ref.
page
COLOR
RESPONSE
Adjusts color level against strong reflections. The
higher the setting, the more the red color is
displayed and weak level colors are displayed as is,
thereby giving the appearance that the gain has
been raised.
—
DELETE
COLOR
Erases desired echo level from the display.
2-7
ECHO
AVERAGE
Specifies how long to leave afterglow on the screen.
2-7
INT REJECT
Rejects random noise and sea surface reflections in
rough sea conditions.
2-5
HOR
BEAMWIDTH
Sets horizontal beamwidth for wide or narrow.
2-7
VER
BEAMWIDTH
Sets vertical beamwidth for wide or narrow.
2-7
COLOR
Chooses display colors for the sonar and audio
displays, among four choices. Choose a display
color to match your environment or fishing objective.
—
ERASE MARKS Chooses the mark type to erase collectively, from
track, own ship, event and fish. For track, 10% of
the oldest track is erased.
3-9
ALARM LEVEL
Sets echo strength level which triggers the fish
alarm. The lower the setting the weaker the echo
which triggers the alarm.
3-4
AUTO TRAIN
Turns automatic transducer training on or off.
3-3
TRAIN SECTOR Chooses train sector in automatic training.
3-3
AUTO TILT
Turns automatic tilt on or off.
1-10
TILT ANGLE
Sets automatic tilt range.
1-10
TRANSMISSION Turns transmission on or off.
1-4
AUDIO
VOLUME
Sets audio volume of loudspeaker.
3-3
ASSIGN
SETTING
Chooses function key to program.
3-10
ASSIGN MENU
Displays programs assigned to function keys.
3-12
