Garmin GTN 650Xi Series Pilot's Manual page 370

Hazard Awareness
TEST
GROUND
GROUND MAP
MODE COLOR
Black
Light Blue
Yellow
Magenta
Blue
5-62
•
•
•
•
•
GROUND TARGET INTENSITY LEVELS
GWX RADAR
INTENSITY
0 dB
> 0 dBZ to < 9 dBZ
9 dBZ to < 18 dBZ
18 dBZ to < 27 dBZ
27 dBZ and greater
Pilot's Guide
Places transmitter in standby as
the display simulates a radar
sweep
Data verifies communication
between the weather radar and
display
Radar pulses do not transmit
from the antenna during this
mode
Presents a depiction of terrain
similar to that of a topographical
map
Useful when trying to verify
aircraft position
THIRD-PARTY
RADAR LEVEL
0
1
2
3 and above
Not used
190-02327-03 Rev. C