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3-5190-01182-01 Rev. A
Garmin GNC 255A/255B Pilot’s Guide
3.2.3 Com Database Frequencies
The GNC 255 contains a large database of Com frequencies that may be
recalled by identifier.
Turn LARGE Knob
To Move Cursor
Turn SMALL Knob
To Select Character
Figure 3-9 Com Database Frequencies
1. Press FUNC to access the Functions. With the Com Frequency
Function highlighted, turn the SMALL knob to view the Com
Database function. Then, press ENT.
2. Turn the SMALL knob to select the desired character.
3. Turn the LARGE knob to move the cursor to highlight a
character.
4. Repeat steps 2 and 3 to complete the desired identifier and
then press the ENT key.
5. If available, the Frequency Type will be highlighted. Turn the
SMALL knob to select the desired frequency.
Selected Identifier
Press FLIP/FLOP Key To Set
Selected Freq As Active
Selected Frequency
Turn SMALL Knob
To Select Freq Type
Press ENT Key To Set
Selected Freq As Standby
Figure 3-10 Selected Com Database Frequency
6. Press and release the FLIP/FLOP key to set the selected
frequency as the Active frequency.
7. Press the ENT key to set the selected frequency as the Standby
frequency.