Furuno NAVnet TZtouch2 - How to Activate or Deactivate an Alarm; Alarm Sensitivity

7. FISH FINDER (SOUNDER)
7-13
7.11.2 How to activate or deactivate an alarm
Fish alarm
1. Open the home screen, then tap [Settings] - [Sounder].
2. Turn [Fish Alarm] on or off.
The fish alarm can also be activated or deactivated with [Fish Alarm] on the pop-up
menu.
Bottom lock fish alarm
Open the home screen, then tap [Settings] - [Sounder]. Turn [Fish Alarm for Bottom
Lock] on or off.
7.11.3 Alarm sensitivity
You can select the echo strength that releases the fish alarms.
1. Open the home screen, then tap [Settings] - [Sounder].
2. Tap [Fish Alarm Level].
3. Tap which echo strength releases the fish and bottom lock alarms.
[Low]: Light-blue or stronger echoes
[Medium]: Yellow or stronger echoes
[High]: Red and reddish-brown echoes
4. Tap the close button to finish.