Humminbird VHF255SW Marine Radio User Manual


 
47
2. You must continue to monitor the channel in order to receive the voice
communication.
3. The call data is stored in the Call Log.
T
o receive a Group call:
1. When a Group call is received, an alert sounds, and the radio automatically
tunes to the designated channel. Press any key to disable the alert.
2. Monitor the designated channel for an announcement from the calling ship.
3. The call data is stored in the Call Log.
T
o receive an Individual call:
1. When an Individual call is received, an alert sounds. The radio automatically
tunes to the channel designated in the DSC signal.
2. The MMSI contained within the signal is displayed in the Text area of the
display. If the MMSI matches an MMSI stored in the Contact List, the name
associated with it is displayed in place of the MMSI.
3. The DSC signal data is stored in the Call Log.
T
o receive a Position Reply call:
1. When Position Reply is received, the Alert tone will sound and the POS
Received message and the sender GPS data will be displayed.
2. Last received call information is stored in the LAST RX position in the Call Log.
T
o receive a Geographic Area call:
A Geographic Area call is received by vessels within a specific geographical area.
1. When you receive notification of an incoming geographic area call, press any
key to cancel the alert. The radio automatically selects the channel designated
in the incoming call. The time and the user MMSI are displayed on the screen
and the call data is stored in the Call Log.
2. Monitor the working channel for an announcement from the calling vessel.
RCV GROUP
FINISHER
ID0987654322
ALL SHIPS
URGENCY
ID0987654322
ALL SHIPS
SAFETY
ID0987654322