Garmin GPSMAP 4210 Owner's Manual - Page 49

Using Cruising Mode, Using Sentry Mode

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Using Radar Using Cruising Mode Cruising mode is the standard radar operation. If you switch from Sentry mode to Cruising mode, the antenna will go into full-time transmission and will disable any guard zones. To enable Cruising mode, select Radar > Cruising. Use the Cruising screen to view a full-screen image of the gathered radar information. Your position is in the center of the screen, and the rings provide distance measurements. Range rings Heading line Zoom scale Distance between rings The zoom scale represents the distance from your position (the center) to the outermost ring. Each ring represents an even division of the zoom scale. For example, if the zoom scale is set at three miles, each ring represents one mile from the center out. Adjust the zoom scale using the Range (-/+) keys. Using Sentry Mode NOTE: When Sentry mode is enabled, all MARPA targets are cancelled, and you cannot acquire MARPA targets until you exit Sentry mode. Sentry mode allows you to put the radar antenna into Timed-transmit mode, in which you can configure a transmit and standby cycle. You can also enable a guard zone in Sentry mode, which identifies a safe zone around your boat. An alarm sounds when a radar object enters this zone. To enable Sentry mode, select Radar > Sentry. To enable timed-transmit mode: From the Home screen, select Radar > Sentry > Menu > Sentry Setup > Timed Xmit. To set the standby and transmit times: 1. From the Radar screen, select Menu > Sentry Setup. 2. Select Timed Xmit if it is set to off. 3. Select Stdby Time or Xmit Time. 4. Enter the time in minutes using the Rocker. 5. Select Done. Using Radar GPSMAP 4000 Series Owner's Manual 45

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GPSMAP 4000 Series Owner’s Manual
4²
Using Radar
U
SING
R
ADAR
Using Cruising Mode
Cruising mode is the standard radar operation. If you switch from Sentry mode to Cruising mode,
the antenna will go into full-time transmission and will disable any guard zones.
To enable Cruising mode, select
Radar
>
Cruising
.
Use the Cruising screen to view a full-screen image of the gathered radar information. Your position
is in the center of the screen, and the rings provide distance measurements.
Range rings
Heading line
Zoom scale
Distance
between rings
The zoom scale represents the distance from your position (the center) to the outermost ring. Each
ring represents an even division of the zoom scale. For example, if the zoom scale is set at three
miles, each ring represents one mile from the center out. Adjust the zoom scale using the
Range
(
-/+
) keys.
Using Sentry Mode
NOTE:
When Sentry mode is enabled, all MARPA targets are cancelled, and you cannot acquire
MARPA targets until you exit Sentry mode.
Sentry mode allows you to put the radar antenna into Timed-transmit mode, in which you can
configure a transmit and standby cycle. You can also enable a guard zone in Sentry mode, which
identifies a safe zone around your boat. An alarm sounds when a radar object enters this zone.
To enable Sentry mode, select
Radar
>
Sentry
.
To enable timed-transmit mode:
From the Home screen, select
Radar
>
Sentry
>
Menu
>
Sentry Setup
>
Timed Xmit
.
To set the standby and transmit times:
1. From the Radar screen, select
Menu
>
Sentry Setup
.
2. Select
Timed Xmit
if it is set to off.
3. Select
Stdby Time
or
Xmit Time
.
4. Enter the time in minutes using the
Rocker
.
5. Select
Done
.