Furuno RC-1500-1T - Manual (Page 360)

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3. Select an ENID you want inhibit (or activate).
4. Press the Space bar to inhibit (or [Enter] key to reactivate).
5. Press [Esc] to return to the standby display.
Receiving EGC distress or urgent message
When the FELCOM 12 receives a EGC distress or an urgent mes-
sage, an alarm buzzer sounds on the terminal unit and the Distress/
Urgent Receiving Unit IC-303 or the Distress Message Controller
DMC-5 when connected.
To silence the alarm buzzer, press [F10] on the terminal unit.
Note: To silence the alarm from the IC-302, also press . DO NOT
press the DISTRESS button on the IC-302 to silence the alarm;
you will transmit own ship’s distress alert.