Raymarine Ray54E - Manual (Page 61)

Chapter 5: Digital Selective Calling (DSC) 51
5. Rotate the
CH knob until the arrow points to the desired name.
If using MANUAL MMSI ID entry:
Enter the MMSI number using the
CH knob. Rotate the CH knob to select
each character and then push in the
CH knob to accept. A full description
of manual character entry can be found in Adding an Entry on page 59.
6. Push in the
CH knob to select the desired name/MMSI ID.
7. Press the
CH knob again to send the Position Request Call.
The call is transmitted on channel 70, and then the radio tunes to the orig-
inal channel and waits for acknowledgement. During this period you are
still able to receive calls.
Notes: (1) Pressing PTT at any time before reply is received cancels the
Position Request. In this case, you must resubmit the request.
(2) To conform with regulations of the Basel Agreement for
radiotelephone service on inland waterways, DSC functions
are disabled when ATIS is active. See ATIS Function on
page 79.