48
Adjust Zone Alarm selection box, with Upper selected.
3. To set the upper boundary for the Zone Alarm, use
←
or
→
to select
U
PPER
, then press
↑
or
↓
to move the top of the bar to the desired depth.
4. To set the lower boundary for the Zone Alarm, use
←
or
→
to select
L
OWER
, then press
↑
or
↓
to move the bottom of the bar to the desired
depth.
5. 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.
6. To turn off the alarm, press
A
LARM
|
↓
to
Z
ONE
A
LARM
E
N-
ABLED
|
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.
To turn the fish alarm on:
1. Press
A
LARM
.
2. Press
↓
to
F
ISH
A
LARM
|
ENT
|
EXIT
.
3. To turn off the alarm, press
A
LARM
|
↓
to
F
ISH
A
LARM
|
ENT
|
EXIT
.
Brightness
See the entry in this section for Screen Contrast and Brightness.