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GPSMAP 700 Series Owner’s Manual 57
Radar
Sentry Mode
Sentry mode allows you to put the radar into timed-transmit mode, in which you can congure a radar transmit
and standby cycle to conserve power. You can also enable a guard zone in this mode, which identies a safe
zone around your boat and sounds an alarm when a radar object enters this zone. Sentry mode works with all
Garmin GMR model radars.
Showing Sentry Mode
From the Home screen, select > .
Enabling Timed Transmit
From the Home screen, select > > > > > .
Setting the Standby and Transmit Times
You must enable timed transmit before you can set the standby and transmit times (page 57).
To help conserve power, you can indicate the radar standby time and the transmit time to implement periodic
radar signal transmissions at set intervals.
1. From the Home screen, select > > > .
2. Select .
3. Enter the time interval between radar signal transmissions.
4. Select .
5. Select .
6. Enter the duration of each radar signal transmission.
7. Select .
Enabling a Guard Zone
From the Home screen, select > > > > .
Dening a Partial Guard Zone
You must enable a guard zone before you can dene the boundaries of the zone (page 57).
You can dene the boundaries of a guard zone that does not completely encompass your boat.
1. From the Home screen, select > > > > >
> .
2. Touch and drag the location of the outer guard-zone corner ( ).
3. Select .