12 | Ray54 VHF Radio |
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9. CALL/MENU
Press and release this key to select to enter DSC Call Mode, which is used for making DSC Calls and viewing the DSC Call Logs and the DSC Call Phonebook.
A Maritime Mobile Service Identity (MMSI) number is required to operate the DSC equipment in this radio. This number directs DSC calls directly to your radio, much like a telephone number. You can program the MMSI number yourself one time only using the Menu Operation described in Section 6.9, DSC Setup. Otherwise, your Raymarine dealer can program or change the number for you.
If the MMSI number has not yet programmed, the message DSC IS NOT OPERATIONAL...PLEASE ENTER MMSI ID is displayed in the dot matrix display when you press and release CALL/MENU.
DSC Call menu structure is outlined in the following drawing. Full details on DSC call operation are described in Chapter 5: