Autopilot (Ap); Heading; Autopilot Test - Garmin G500 Cockpit Reference Manual

The G500 is able to interface to certain autopilot systems to provide heading,
course, and navigation information in much the same way as a typical HSI
indicator. Please refer to your particular autopilot manual for specifi c information
and operation instructions.

Heading

You are able to control your selected autopilot heading with the GDU 620 by
using the heading bug.
1) Press the HDG key on the PFD and turn the PFD knob to set the desired
heading. When the knob is turned, the Selected Heading box will appear and
remain for three seconds after the knob stops moving.
2) Engage your autopilot in heading hold mode.
3) Continue to control your selected autopilot heading by adjusting the heading
bug on the GDU 620.
Selected Heading Box

Autopilot Test

The GAD 43 Adapter provides attitude and heading information from the
Garmin GRS 77 Attitude and Heading Reference System (AHRS) to the autopilot.
The GAD 43 has the ability to disconnect the autopilot if an error in the GAD 43
output or GRS 77 is detected. This disconnect mechanism must be tested prior
to each fl ight in the following manner:
1) Upon GDU 620 startup, the
2) Engage the autopilot while on the ground.
3) Press the AP TEST soft key and verify that the autopilot disconnects and an
autopilot disconnect tone is annunciated by the autopilot.
NOTE: Not available with all autopilots.
190-01102-03 Rev C
PRIMARY FLIGHT DISPLAY (PFD)

Autopilot (AP)

Selected Heading Box on HSI
AP TEST soft key is available on the GDU 620 PFD.
G500 Cockpit Reference Guide
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