4-26 Operation with Full Function Handset
Note: Only simplex channels (those channels that transmit and receive
on the same frequency) can be selected for ship to ship Individual Calls.
Pressing the SQ UP/DOWN key will scroll you through the simplex
channels usable for this operation.
Response
If a response is received after pressing the PTT key, a receive-confirmation
message is displayed. After 5 seconds have elapsed, the channel is changed
to a communication channel and the Individual Ships Call is completed.
ACK 5 sec
If no response is received for 3 minutes after pressing the PTT key, a
prompt to press the PTT key appears once more. After 15 seconds elapses
without pressing the PTT key following the prompt, operation returns to
the state before the call.
NO ACK
Scrolls every second
3 min
PTT PTT
4.6.18.2 Individual Call to Shore Station (Ship-to-Shore)
To call a shore station, you must select the specific MMSI number. The
MMSI number can be entered manually or selected from a Phonebook
list of preprogrammed numbers. Channel 16 is automatically assigned for
communications. To cancel the call, press and hold the CLR key for 3
seconds.
To make an Individual Call to Shore Station (ship-to-shore):
1. Select the Shore Station channel.
2. Press the INDV key. Ind appears on the 7-segment display and the
DSC indicator is displayed. Pressing the SQ UP/DOWN key alternates
between SHIP and SHORE.