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14 GMR 20/40 Owner’s Manual
GMR 20/40 OPERATION > THE RADAR ADJUSTMENT MENU
Map Cursor On/Off
The Map Cursor On/Off setting turns the Map Page Cursor On or Off
when operating in Split Screen Mode or when using two MFDs.
To turn the Map Cursor On/Off:
Using the ARROW KEYPAD, highlight Map Cursor On/Off
and press the ENTER key.
Setup
Selecting Setup displays the Radar Setup Menu. The Radar Setup
Menu contains four sub-tabs: General, Display, MARPA, and
Advanced.
The General Tab
The General tab contains settings for Orientation, Cross-talk
Rejection, Front of Boat Offset, Timed Transmit, Timed Transmit
XMIT Time, and Timed Transmit STBY Time.
To change a Setup field option:
1. Using the ARROW KEYPAD, highlight the desired field and
press the ENTER key to activate the field selections.
2. Using the ARROW KEYPAD, highlight the desired selection.
3. Press the ENTER key to accept the change.
The General Tab
Orientation—configures the Radar page to display in one of three
Modes: Heading Up, North Up, or Course Up.
Cross-talk Rejection—
radar cross-talk may occur when two or
more radar equipped vessels are operating in proximity to one
another. Cross-talk rejection automatically filters out the cross-talk
interference.