2-8
OPERATION KEYS
SECTOR KEYS
Changes the sector angle (horizontal angle) in the Sonar Mode.
Displays the selected angle.
Changes this angle.
z
Each press of the Sector [
△
] key widens the sector angle.
z
Each press of the Sector [
▽
] key narrows the sector angle.
8 selectable sector angles in the Sonar Mode
5°
STEP
5°
25°
45°
85°
125°
165°
205°
360°
10°
STEP
10° 30°
50°
90°
130°
170°
210°
360°
(Refer to the page 3-10 for steps)
Changes the sector angle (vertical angle) in the Bottom Scan Mode.
Changes this angle.
z
Each press of the Sector [
△
] key widens the sector angle.
z
Each press of the Sector [
▽
] key narrows the sector angle.
8 selectable sector angles in the Bottom Scan Mode
3°
STEP
3°
27°
45°
63°
93°
117°
147°
177°
5°
STEP
5°
25°
45°
65°
95°
115°
145°
175°
(Refer to the page 3-11 for steps)
CU R SO R
R A NG E
B EA RI NG
S EC TO R
T IL T
M AR KE R