Saturn S300 Series Service Manual page 70

INK JET PRINTER OPERATION
3. Use up or down <Direction key> to move the select box to the
message you needed, setup each parameter. Input "String length"
directly, and no need to adjust other parameter.
4. Select "OK" to insert serial random number. It will display in the
Message Edition Zone (It displays disordered bits at first). It
displays as below:
5. Save current message format. Refer to Page5-21 for detailed
procedures. Restart the printer and it displays as below:
If it displays "＊" in the message edition zone, it means the printer
is ready to receive external telecommunication signals.
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