Target lock mark appearance

The size and thickness of the target lock mark indicates fish speed and tracking status, as shown below.

Target lock

Meaning

mark appearance

 

Fast

Mark size indicates

Medium

relative speed.

 

Slow

 

(More than 5 Mark thickness shows

Tx cycles)

tracking status.

(Up to 3 Tx

 

cycles)

 

Figure 7-3 Target lock mark appearance

Erasing target lock mark

Target lock marks may be erased as follows:

1.Open the sub panel 2.

2.Select DELETE MK.

3.Press the [+] key for DELETE MARK FISH.

Choosing target lock mode

Two types of target lock are available: target mark and fish.

Target mark: Tracks the target lock mark, changing range and tilt angle according to ship’s movement. The fish school itself is not tracked.

Fish tracking: Tracks fish schoolís horizontal movement, chang- ing range and tilt to track movement.

Do the following to select target lock type:

1.Open the sub panel 1.

2.Press the [MENU] key while pressing the up arrow key in sub panel 1 to display the SYSTEM menu.

3.Select TARGET LOCK, and then press the [MENU] key.

7-3

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Furuno CSH-84, CSH-83 manual Target lock mark appearance, Erasing target lock mark, Choosing target lock mode