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5 CALLING, RECEIVING
5-9
Able acknowledge call received
Communicating by radiotelephone
The audio alarm sounds; press the [CANCEL] key to silence it, and the display changes as
below. Press the [CANCEL] key to go to the radiotelephone screen. The working frequency
is automatically set; you may start voice communications by radiotelephone.
MAR-23-2002-23:59 ECC: OK
ABLE ACKNOWLEDGE
FROM SHIP:
123456789
ROUTINE
TELEPHONE
2138.0 KHZ
*
Received message
*
GO TO ALL VIEW
Sending message by NBDP Terminal Unit
1. The message “STATION ENTRY COMPLETED FROM DSC. Press any key to escape.”
appears on the NBDP’s display. Press any key on the NBDP Terminal Unit to erase the
message.
2. Press the function key [F3] on the keyboard of the NBDP Terminal Unit to show the
Operate menu.
3. Choose “Call Station” and then press the [Enter] key.
4. “DSC” is selected; press the [Enter] key. “Connect” appears in reverse video.
5. Type and transmit your message.
6. When you have finished sending your message, press the [F10] key to disconnect the
line.
Unable acknowledge call received
The alarm sounds; press the [CANCEL] key to silence the alarm. The display looks
something like the one below. Send the call again later. If the coast station sends the
message “QUEUE INDICATION,” wait until your turn arrives.
*
Received message
*
MAR-23-2002-23:59 ECC: OK
UNABLE ACKOWLEDGE
NO REASON GIVEN
GO TO ALL VIEW
FROM SHIP:
123456789
ROUTINE
Reason for unable to acknowledge:
NO REASON GIVEN
CONGESTION AT SWITCHING CENTRE*
BUSY
QUEUE INDICATION*
STATION BARRED*
NO OPERATOR AVAILABLE*
OPERATOR TEMPORARILY UNAVAILABLE*
EQUIPMENT DISABLE
MODE NOT USABLE
CHANNEL NOT USABLE
* Coast station use
No response! Try calling again?
Re-send call: Push the [ENTER] knob followed by pressing the [CALL] key.
Cancel call: Press the [CANCEL] key to go to radiotelephone screen.