3-10
FUNCTION SETTINGS
DISPLAY ITEM SELECTION
DISP ITEM SEL.
STEP (SONAR)
10°
STEP (BOTTOM SCAN)
5°
OFF-CENTER POS.
FORE
SCALE DOTS
ON
z
Use the Cursor Shift key [
↑
] or [
↓
] to
highlight the item you wish to change.
COMPASS DISP.
OFF
z
Press [
←
] or [
→
] key to select the
desired setting.
1. STEP (SONAR)
The step angle (scanning angle) in the Sonar Mode may be selected.
z
Each press of [
←
] or [
→
] key changes the setting, "5° or 10°."
z
Select the desired step angle, and then press the Enter key.
5
°
STEP 10
°
STEP
NOTE !---------------------------------------------------------------------------------------------------------
Narrower step:
The image density is increased but the rotational speed is
reduced.
Wider step: The image density is reduced but the rotational speed is
increased.
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5゜
5゚
10゜
10゚