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GMR 404/406 Owner’s Manual 9
bAsIc oPerAtIon > MAP PAge rAdAr overlAy
To view the MARPA List:
Press the MARPA List soft key.
Enter Standby (Begin Transmitting)
The Enter Standby (Begin Transmitting) option allows you to
select whether the radar is in Standby Mode or is transmitting.
Select Enter Standby to place the radar into Standby Mode. While
in Standby Mode, the radar does not transmit, but power remains
applied to the Magnetron. Select Begin Transmitting to remove the
radar from Standby mode. After the radar completes “Spinning Up”,
the radar begins transmitting.
NOTE: When the radar is placed into standby mode, the GMR
404/406 will reduce its spinning speed for approximately 15
seconds, then stop perpendicular to the length of the boat, or as
dened by the Front of Boat Offset.
Set Motor to High Speed (Set Motor to Normal Speed)
The Set Motor to High Speed (Set Motor to Normal Speed) option
allows you to select the motor speed of the GMR 404/406. Selecting
Set Motor to High Speed to increases the speed at which the radar
rotates, thus increasing the speed at which the screen updates.
Map Page Radar Overlay
Radar information can be shown as an overlay on the Map Page.
When you overlay radar information on the Map Page, press
ADJ/MENU to access radar options.
NOTE: Changing the map scale does not change the radar range.
When you zoom in or our on the Map Page, the radar overlay is
scaled to t.
To overlay radar data on the Map Page:
On the Map Page, press the Show Radar soft key.