Garmin G500 Pilot's Manual page 93

NEXRAD Legend
The NEXRAD Legend selection provides the option of displaying an
abbreviated version of the NEXRAD legend in the top right region of the MFD.
Lightning Viewing Range
The Lightning Viewing Range option selects whether the Lightning weather
products is shown on the Navigation Map. Lightning weather products will be
shown at and below the selected map range. When Off is selected, Lightning
weather will not be shown. In the figure below where 200 NM is selected,
Lightning symbols will be shown at map ranges of 200 NM and lower.
Figure 3-47 Lightning Viewing Range Selection
190-01102-02 Rev. B
Figure 3-46 NEXRAD Legend Selection
Garmin G500 Pilot's Guide
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