Furuno 1823C manual Fish alarm B/L window

4. VIDEO SOUNDER OPERATION

4.12.4Fish alarm (B/L)

The bottom-lock fish alarm sounds when a fish echo is within a predetermined distance from the bottom. Note that the sensitivity of the fish alarm can be set on the SOUNDER SYSTEM SETUP menu.

1.Press the [ALARM] key to show the ALARM menu.

2.Use the trackball to select FISH ALARM (B/L).

3.Press the EDIT soft key to show the fish alarm (B/L) window.

FISH ALARM (B/L)

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ON §0000.0-0000.0 ft

OFF

▼

Fish alarm (B/L) window

4.Use the trackball to select ON or OFF as appropriate. For ON, use the trackball and numeric keys to enter range: Adjust the trackball to select digit; hit appropriate numeric key to enter value.

5.Press the ENTER soft key or push the [ENTER] knob to register setting.

6.Press the [ALARM] key to close the menu.

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