Eagle Electronics FISH MARK 500CDF - Manual (Page 63)

57
At left, Sonar Alarms menu, with Adjust Zone command selected.
At right, Adjust Zone Alarm selection box, with Upper selected.
4. Press EXIT |
← to
Z
ONE
A
LARM
E
NABLED
| ENT | EXIT . Now, any echo —
fish, bottom, structure — within the zone alarm's depth range will trig-
ger the zone alarm.
5. To turn off the alarm, press ALARM |
↓ to
Z
ONE
A
LARM
E NABLED
| ENT | EXIT .
To switch to a different depth setting, open the Sonar Alarms menu and
repeat the instructions in steps 3 and 4 above.
Fish Alarm
Use the fish alarm for a distinctive audible alarm when fish or other
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.