Garmin G500, Pilot'S Manual

Page: 166 / 440

2-56 Pilot’s Guide 190-01717-10 Rev. H
Primary Flight Display
2.20.1 RA Test
FEATURE LIMITATIONS
•
Self-test functionality is not available on all radar altimeters
•
Sequence duration is approximately 12-20 seconds
•
For test values and unit limitations, consult the appropriate third party radar
altimeter documentation
During the test sequence:
•
Ground awareness band displays on the altimeter tape
•
RA readout field displays a test altitude value (e.g., 50 ft AGL)
To suspend the test, deselect RA Test or exit the Test menu.
2.21 Clock/Timer
A generic timer counts up in an H:MM:SS format. There are no aural alerts or pilot
advisories associated with this feature. Turning the clock/timer function off removes
the control key from the instrument display.
A test function verifies communication between the GDU
and the radar altimeter.
Mode : Toggles between Clock & Timer.
Start/Stop : Pauses timer.
Reset : Resets timer to zero. Count
resumes when the timer is reset during
operation.