Specifications
61 
4. To set lower boundary for the Zone Alarm, use ← → to select 
LOWER,
then press ↑ ↓ to move the bottom of the bar to the desired depth. 
5. Press 
EXIT repeatedly. 
To switch to a different depth setting, open the Sonar Alarms
menu
and repeat the instructions above, beginning with step 2. 
Fish Alarm 
Use the fish alarm for a distinctive audible alarm when fish or othe
r
suspended objects are detected by the Fish I.D.™ feature (Fish I.D.
must be turned on for the Fish Alarm to work). A different tone sounds
for each fish symbol size shown on the display. 
Sonar Alarms menu with Fish Alarm selected. The check box 
to the left is checked, indicating the alarm is turned on. 
To turn the fish alarm on: 
1. Press MENU|MENU|↓|ALARMS|ENT. 
2. Press ↓ to 
SONAR ALARMS|ENT. 
3. Press ↓ 
FISH  ALARM  ENABLED and press ENT to turn on (check) the
alarm. Press Exit repeatedly to get back to the main page display. 










