Garmin G500 Pilot's Manual page 140

Creating Phone Numbers with the Rotary Knobs
1) Turn the large MFD knob to the Phone Number field. Turn the small MFD knob
to select the first character of the number and then turn the large MFD knob
to select the next character. When the number is complete, press the ENT key.
Entry Number
2) Press the small MFD knob again to cancel the selection cursor.
3-66
Figure 3-99 Phone Book Number Entry
Garmin G500 Pilot's Guide
Phone Book
Catalog
Press To Use Keys
For Number Entry
190-01102-02 Rev. E