Garmin GI 275, Pilot'S Manual

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Garmin GI 275 Pilot's Guide 190-02246-01 Rev. A
41
Flight Instruments
System Overview
Flight Instruments
EIS
Navigation
Hazar
d A
voidance
Autopilot
Additional F
eatur
es
Appendices
Index
Lateral Deviation
'ADi'
AnD
'HSi M
Ap
' p
AgeS
The Lateral Deviation Scale and combination Course Deviation, To/From Indicator are
located in the lower portion of the 'ADI' and 'HSI Map' Pages. An arrow pointing up is "To",
while an arrow pointing down is "From". The center of the arrow can be considered the center
of a traditional deviation bar.
'ADI' and 'HSI Map' Page Lateral Deviation Indicator
Reverse Sensing on the 'HSI Map' Page
The lateral deviation indicator incorporates an automatic reverse sensing correction. When
the aircraft heading is more than 107° left or right from the selected course, the lateral deviation
indicator will reverse CDI indications and the to/from pointer.
'HSi' p
Age
The 'HSI' Page Deviation Indicator contains a Course Pointer, To/From Indicator, and a
sliding deviation bar and scale. The To/From flag is displayed when the active NAVAID is
received.
'CDi' p
Age
'CDI' Page deviation information is presented analogous to a traditional mechanical CDI.
Typical 'CDI' Page with External GPS Navigator
Desired
Track
Flight
Phase
Mode
TO/FROM
Flag
Glidepath
Loss
CDI Source
Button
Lateral
Deviation
Bar