Saturn S300 Series Service Manual page 71

INK JET PRINTER OPERATION
6. When the printer in the status of "Printer is ready", the generating
software on
telecommunication parameter. Send a testing serial random number.
If the printer receive the serial random number correctly, it displays
as below:
The serial random number will generate in the screen. Then, the
content of the serial random number and printing times will be
controlled by PC.
Caution：
1. When the printer is shutting down the serial random number will
display to the original status of "*". Therefore, do not stop printing
when connecting with PC.
2. The software for generating serial random number is developed by
customers, according to their printing needs. Saturn only supplies
the testing software for connecting and telecommunication
protocols between PC and inkjet printer.
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PC is working, then setup the relevant