Code identifying the functional area or purpose for which the note applies

To transmit large volumes of message text

To transmit large volumes of message text

Code identifying the control of the line feed of the receiving printer

A generic number

MTX05 is the number of lines to advance before printing.

If MTX04 is "AA - Advance the specific number of lines before print", then MTX05 is required.

Code specifying the language used in text, from a standard code list maintained by the International Standards Organization (ISO 639)