Garmin GTN 650Xi Series Pilot's Manual page 77

KNOB TUNING
The dual concentric control knob allows you to enter a standby frequency without
opening the control panel. Pushing the knob toggles between radio and page
navigation functions.
The selected STBY
window turns cyan
when the knob is
used to change the
STBY frequency.
190-02327-03 Rev. C
If no action occurs,
the selected STBY
window reverts to cyan
text after 3 seconds.
This indicates it can
be controlled by the
knob.
Pilot's Guide
Get Started
When the STBY COM
frequency is no longer
selected, it reverts to
white text.
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