Furuno Ls4100 manual Bottom-zoom display, Bottom-lock display, Nav data displays

Bottom-zoom display

This mode expands bottom and bottom fish in the range width set with ZOOM RANGE of the SYSTEM menu. This mode is useful for determining bottom contour. When the bottom depth increases, the display shift to keep the bottom echo at the lower part of the screen.

	50k	0	1/1
27	0.0
			Single
28		10	frequency
			display
29
Bottom		20	Zoom
30			marker
31		30
29.8			Switched with
		40	depth
32

Bottom-zoom display

Bottom-zoom display

Bottom-lock display

The bottom-lock display provides a normal picture on the right half of the screen and a 15 feet (5 meter)* wide layer in contact with the bottom is expanded onto the left half of the screen. This mode is useful for detecting bottom fish.

* = Operator selectable

Bottom-lock display

Nav data displays

The nav data displays appear on the left of the screen. Data other than depth requires appropriate sensor.

You can display between two and four items in a nav data display and choose the item and order to display them. See paragraph 1.16 to choose the items to display, “NAV DATA-1” and “NAV DATA-2” in paragraph 2.1 to choose the number of items to display.

Depth

69.4m

Temperature

65.5° F

Odometer

56nm

Trip meter

10.0nm

NAV DATA-1 display

XTE
	0.25nm
1	0.5	0	0.5	1
Speed
	60

Zoomed fish

21.7

5

4

3

2

1

0

50k	1/1
	0

	Zoom
10	marker
	This section
20	is zoomed
Fish 30	Single
	frequency
school	display
40

50
40
30
20		17.2
10	kt
0

NAV DATA-2 display

Sample NAV DATA displays (Default setting)

Bottom displayed flat

Bottom-lock display

4