GPSMAP
®
4000/5000 Series Owner’s Manual 67
Radar
Setting the Standby and Transmit Times
You must enable timed transmit before you can set the standby and transmit times (page 66).
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 67).
You can dene the boundaries of a guard zone that does not completely encompass
your boat.
1. From the Home screen, select > > > >
> >.
2. Adjust the location of the guard-zone corner:
• For the GPSMAP 4000 series, use the and the on-screen arrows (
and ).
• For the GPSMAP 5000 series, touch the guard-zone corner and drag.
3. Select and repeat step 2 to adjust the location of the second corner of the
guard zone.
4. Select .
Dening a Circular Guard Zone
You must enable a guard zone before you can dene the boundaries of the zone (page 67).
You can dene a circular guard zone that completely encompasses your boat.
1. From the Home screen, select > > > > >
.
The guard zone is displayed as a partial guard zone during steps 2 and 3 of this procedure.
2. Adjust the inner ring of the guard zone:
• For the GPSMAP 4000 series, use the and the on-screen arrows
( and ).
• For the GPSMAP 5000 series, touch the guard-zone corner and drag.
3. Select and repeat step 2 to adjust the location of the outer ring of the guard
zone.
4. Select > .
