Lowrance electronic X102C - Manual (Page 52)

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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 the A
LARM
key on the front of the unit or
press MENU | MENU and use
↑ or ↓
to select Sonar Alarms, then press
ENT . Press
↓ 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.
Sonar Alarms menu with Fish Alarm selected. The check box to the left
is blank, indicating the alarm is turned off.
To turn the fish alarm on
1. Press the A
LARM
key on the front of the unit or press MENU | MENU and
use
↑ or ↓
to select Sonar Alarms, then press ENT .
2. Press
↓ to
F
ISH
A
LARM
| ENT | EXIT .
3. To turn off the alarm, Press the A LARM
key on the front of the unit or
press MENU | MENU and use
↑ or ↓
to select Sonar Alarms, then press
ENT . Press
↓ to
F ISH A LARM
| ENT | EXIT .
Brightness
See the entry in this section for Screen Contrast and Brightness.