Lowrance LMS-520C, Инструкция по установке и эксплуатации, Страница: 74 / 252

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Sonar Alarms menu with Adjust Zone command selected (left).
Adjust Zone Alarm selection box with Upper selected (right).
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
|
EXIT
|
EXIT
. Now, any
echo — fish, bottom, structure — within the zone alarm's depth range
will trigger the zone alarm.
6. To turn off the alarm, press
MENU
|
MENU
|
↓
to
A
LARMS
|
ENT
|
↓
to
S
O-
NAR
A
LARMS
|
ENT
|
↓
to
Z
ONE
A
LARM
E
NABLED
|
ENT
|
EXIT
|
EXIT
|
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.