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2. HORIZONTAL MODE
Note 2: The echo strength which triggers the alarm can be set with [ALARM LEVEL]
on the [Alarm & Audio] menu. The setting range is 0-30. This value corresponds with
the 32-echo colors.
To disable the alarm, select [OFF] in the procedure on the previous page.
2.15
How to Relocate a School of Fish
The offcenter feature relocates a school of fish.
1. Operate the trackball to place the cursor on the position where you want to relo-
cate the own ship mark.
2. Press the OFF CENTER key.
3. To move the own ship mark back to the screen center, press the OFF CENTER
key again.
Set cursor here,
for example.
Note 1: The offcenter feature cannot be canceled in the true motion mode. Switch the
mode to cancel the offcenter. When the OFF CENTER key is pressed, the own ship
mark moves to the cursor position.
Note 2: You can also activate the offcenter feature by Long-pressing the left button
with the cursor in the echo display area. To restore the normal display, Long-press the
right button.
2-28
More than 3°
(a)
(b)
School of fish
Press OFF CENTER key
Own ship mark
Within 3°
(c)
School of fish
Own ship mark moves to
trackball position.
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