Depth Alarm; Fish Id Alarm - Humminbird 788c Operation Manual

To change the Depth Alarm setting:
1. Highlight Depth Alarm on the Alarms main menu.
2. Press the LEFT or RIGHT Cursor keys to change the Depth Alarm
setting. (OFF, 1 to 100 feet, or 0.5 to 30 meters [International Models
only], Default = OFF)
detects fish that correspond to the alarm setting. Fish ID Alarm will only
sound if Fish ID+™ is on.
For example, if you've set the Fish ID Alarm to sound for Large fish only, the
Fish ID alarm will sound when a large-sized fish is detected.
To change the Fish ID Alarm setting:
1. Highlight Fish ID Alarm on the Alarms main menu.
2. Press the LEFT or RIGHT Cursor keys to change the Fish ID Alarm
setting. (Off, All, Large/Medium, Large, Default = Off)

Depth Alarm

Depth Alarm sounds when the depth becomes
equal to or less than the menu setting.

Fish ID Alarm

Fish ID Alarm sounds when the Fishing System
Off
All
Large/Medium
Large
105 Alarms Menu Tab