For the two-port connection of Status4, this port is used for receiving print data. For the one-port connection of Status3/Status5, this port is used for both receiving print data and returning the product status.
The setting range is from 1 to 65535.
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Each port (1, 2 and 3) must be set to different values.
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Set a port number not used by other services. If port numbers that overlap with those used by other services are used, communication cannot be performed properly.