Furuno FCV-30 - Manual (Page 30)

1. OPERATIONAL OVERVIEW
1-20
1.12 Setting Measuring Area
There are four ways to set the measurement area for the fish size histogram:
• Measure fish at specific location
• Measuring depth shallower than bottom in all directions
• Measure specific depth range
• Measure bottom fish
1.12.1 Measuring fish in a specific location
1. Click Setting.
2. Click Fish size. Click the Fish size histogram tab if necessary to show the fish size
dialog box.
Fish size dialog box, measurement
If the Unit or Display dialog box is shown, click the Measurement tab.
3. Click ▼ in the Measuring area box.
Area options
4. Click Manual.