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The GNC 250’s emergency channel select feature provides a quick method of
selecting the 121.5 MHz frequency as the active frequency in the event of an in-flight
emergency. The emergency channel select is available whenever the unit is on, regard-
less of GPS or cursor status, or loss of the display.
To automatically tune for emergency transmission:
1. Press and hold the
@
key for more than two seconds.
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The emergency channel will appear in the active field.
SECTION
2
COMM FEATURES
Emergency
Channel Selection
250 real 7/14/98 9:32 AM Page 32