Garmin GTR 205 Pilot's Manual page 26

System at a Glance
TUNE OR FIND NAV FREQUENCY
AVAILABLE WITH: GNC 215
From the Home page:
Pushing the dual concentric knob once enables standby NAV frequency tuning. Turn
the inner and outer knobs to tune the NAV standby frequency.
Find a NAV Frequency
With standby NAV frequency tuning enabled, push and hold the dual concentric
knob for 1.5 seconds to display NAV frequency search options. Turn the outer and
inner knobs to select a search category and frequency.
ACTIVATE TIMER
From the Home page:
If enabled, pushing the dual concentric knob once activates the timer function. Turn
the outer knob to toggle between timer types. Turn the inner and outer knobs to
specify a countdown time. Push knob to enter value.
GTR 205
1-14 Pilot's Guide 190-02766-02 Rev. A