Furuno NATVET 1824C User Manual

Page 196

7. CUSTOMIZING YOUR UNIT

7-35

7.9.3 Sounding range, zoom range, bottom lock range

This paragraph shows you how to set custom ranges for basic range, zoom range (marker

and bottom zoom) and bottom lock range. All default basic ranges are restored whenever

the unit of depth measurement is changed. Therefore, change the depth unit before

changing the basic ranges.

1. Show the sounder display, then press the

MENU key to open the main menu.

2. Press the SOUNDER RANGE SETUP soft key to show the SOUNDER RANGE SETUP

menu.

RANGE
SETUP

EDIT

RETURN

RANGE 1

15 ft

RANGE 2

30 ft

RANGE 3

60 ft

RANGE 4

120 ft

RANGE 5

200 ft

RANGE 6

400 ft

RANGE 7

1000 ft

RANGE 8*

4000 ft

ZOOM RANGE

30 ft

BOTTOM LOCK RANGE

20 ft

Sounder range setup menu

3. Select the range to change, then press the EDIT soft key.

4. Rotate the

Trackball or ENTER knob to set range desired, then press the RETURN soft

key. For basic range, set depth from lowest to highest; a range cannot be higher than its

succeeding neighbor.

5. Press the

MENU key to finish.

Default basic ranges

Range 8

Range

ETR-6/10N ETR-30N

5 m

10 m

20 m

40 m

80 m

150 m

300 m

1200 m

1500 m

15 ft

30 ft

60 ft

120 ft

200 ft

400 ft

1000 ft 4000 ft

4500 ft

3 fa

5 fa

10 fa

20 fa

40 fa

80 fa

150 fa

650 fa

900 fa

3 P/B

5 P/B

10 P/B 30 P/B 50 P/B 100 P/B 200 P/B 700 P/B

900 P/B

Setting range (ETR-6/10N): 2 m –1200 m, 7 ft – 4000 ft, 2 fa – 650 fa, 1 P/B – 700 P/B

Zoom range and bottom-lock ranges

Item Settings

Default

Setting

Zoom Range

2 m – 120 m, 7 ft – 400 ft,

1 fa – 60 fa, 1 P/B – 70 P/B

10 m, 30 ft, 10 fa, 10 P/B

Bottom-lock

Range

3 or 6 m, 10 or 20 ft, 2 or 3

fa, 2 or 3 P/B

6 m, 20 ft, 3 fa, 3 P/B