Garmin VHF 300 AIS Manuale Utente

Digital Selective Calling

1.  Press the 

 key.

2.  Select 

 > 

.

3.  For each number in the sequence, turn the Channel knob clockwise to increase the 

number, and counterclockwise to decrease the number. When entering a direction 

character, rotate the channel knob to switch between N or S and E or W.

This setting determines whether the radio automatically tunes to Channel 16 when receiving 

the following types of calls:

Distress
Distress relay
All-ships urgency

Under certain conditions, you may want to disable automatic channel changing, such as 

when you need to continually monitor a channel to maintain uninterrupted communication 

with another vessel. When disabled, the   icon is displayed on the screen. 

1.  Press the 

 key.

2.  Select 

 > 

.

3.  Select from the following options:

—when a qualifying call is received, the radio automatically turns the channel to 

Channel 16.

—when a qualifying call is received, a message is displayed that prompts you to 

accept or decline the changing of channels.

4.  Press the 

 key to return to the Home screen.

You can configure the way your radio responds to incoming position requests.

1.  Press the 

 key.

2.  Select 

 > 

.

3.  Select from the following options:

—the radio automatically and immediately sends position information to all 

position inquiries.

—the radio sends position information only after you review and approve 

the request.

—the radio does not send position information or notify you when a position 

inquiry has been received.

4.  Press the 

 key to return to the Home screen.

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