Autopilot Operation
EFIS-D100 Pilot’s User Guide
7-13
When its indicator is on, pressing the button disarms/deactivates the roll servo and turns off the button’s indicator.
NAV Button
: When its indicator is off, pressing the NAV button arms the roll servo in Navigation Mode and turns on
the indicator. If the AP is already engaged, pressing the NAV button activates the roll servo in Navigation Mode. In
Navigation Mode, the AP flies the aircraft based on the navigation information displayed on the HSI page.
When its indicator is on, pressing the button disarms/deactivates the roll servo and turns off the button’s indicator.
ALT Button
: When its indicator is off, pressing the ALT button arms the pitch servo in Altitude Mode and turns on the
indicator. Depending on how you have configured bug synchronization, the altitude bug may be synchronized to the
current altitude value upon pressing the ALT button. Read Pre-select Configuration on page 7-14 for more details on
configuring this behavior for your needs. The altitude bug can then be adjusted while the AP is engaged.
When its indicator is on, pressing the button disarms/deactivates the pitch servo and turns off the button’s indicator.
When ALT mode is deactivated, the altitude bug is toggled off, disabling the altitude alerter.
VALUE KNOB CONFIGURATION
The VALUE knob changes the BARO, ALT bug, and HDG bug settings and is configured in the -VALUE KNOB-
portion of this menu.
The VALUE knob can be configured to require an initial push before rotating the knob has any effect (REQUIRE PUSH:
YES / NO).
The default mode of the VALUE knob is configured by setting FIRST ACTION: to ALT, HDG, or BARO. This
configures whether the altitude bug, heading bug, or barometer is the first action to be adjusted by the knob.
If REQUIRE PUSH is set to YES:
The first push of the VALUE knob activates the FIRST ACTION mode (ALT, HDG or BARO) and displays a “pop-
up” window indicating the current mode and value. Rotating the knob within 5 seconds changes the value of the
