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10. NBDP TRANSMISSION, RECEPTION
10-13
10.9.4 Store-and-forward method
The following is the sequence of events for transmission of a file by the store-and-for-
ward method.
1. Ship station sends message to coast station.
2. Coast station stores message in memory buffer.
3. Ship station and coast station clear the radio circuit.
4. Coast station sends message to subscriber designated.
Actual procedure for store-and-forward telex
Procedure to prepare a macrofile for store-and-forward method
You need a macrofile to enable automatic message transmission by store-and-for-
ward method. After preparing it, save it to a floppy disk for future use.
1. Press the function key F1 to open the [File] menu.
2. For IB-585, press the B key. For IB-583, press the 1 key.
No. Procedure Display Remarks
1 Call a coast station. "Connect" appears in re-
verse video and bell
sounds.
Free-signal found; ra-
dio circuit ready.
2 Transmit WRU signal. Initial identity ex-
change between
coast station and ship-
board station.
3 Key in subscriber's telex
number. Example: (Hong
Kong) 12345
Request to start mes-
sage transmission.
4 Transmit file. Message transmis-
sion.
5 When transmission is com-
pleted, type KKKK.
Transmit your answer-
back code. Receive
other party's answer-
back code.
6 Transmit BREAK command
to clear radio circuit.
00190 TLG DK
26XXX SHIP X
GA+?
TLX80212345+
MSG+?
26XXX SHIP X
00190 TLG DK
GA+?