Справочник Пользователя для Eagle 642c df igps

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3. Press 

↑ ↓ to change the first number, then press → to move the cur-

sor to the next number and repeat until the depth is correct. Press 

.

4. Press 

← to 

|

. To turn on the alarm, high-

light the 

 box and press 

.

1. From the Sonar Alarms menu, press 

↓ to 

|

→ to

|

.

2. Press 

↑ ↓ to change the first number, then press →

to move the cur-

sor to the next number and repeat until the depth is correct. Press 

.

3. Press 

← to 

|

. To turn on the alarm, highlight

the 

 box and press 

.

Zone Alarm

The zone alarm is triggered when any echo passes inside the zone
alarm bar, shown on the right side of the screen.

1. From the Sonar Alarms menu, press 

↓ to 

|

→ to

|

.

   

Sonar Alarms menu with Adjust Zone command selected (left).

 Adjust Zone Alarm selection box with Upper selected (right).

2. To set the upper boundary for the Zone Alarm, use 

←  → to select

, then press 

↑ ↓ to move the top of the bar to the desired depth.

3. To set the lower boundary for the Zone Alarm, use 

← → to select 

,

then press 

↑ ↓ to move the bottom of the bar to the desired depth.

4. Press 

|

← to 

|

. Now, any echo — fish, bot-

tom, structure — within the zone alarm's depth range will trigger the
zone alarm. To turn off the alarm, highlight the 

 box

and press 

.