Furuno CSH-53 manual Tracking a Fish School target lock, Tracking a fish school

Tracking a Fish School (target lock)

Target lock, which requires speed and heading inputs, automati- cally tracks an important fish school so that you wonít lose sight of it on the display screen. Two types of target lock are avail- able: Target Mark or Fish. One may be selected on the SYS- TEM menu.

Tracking a fish school

1.Operate the trackball to place the trackball mark on fish school you want to track.

2.Press the [TARGET LOCK] key to light the lamp above it. The target lock mark ( . ) appears on the fish school and tracking begins.

Depth

ABCD

60° 60°

Figure 7-2 Target lock mark and target lock data

Note 1: Range offset is applied to both shipís movement and fish school movement on the screen. Tilt angle is not offset.

Note 2: When the target goes out of the tilt angle range the lamp above the [TARGET LOCK] key blinks, and then target lock is cancelled.

3. To cancel target lock, press the [TARGET LOCK] key again.

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