V: fim, Z : pdf-417, Valid characters: a, b, c, or d – Datamax-O'Neil Class Series Programmer’s Manual User Manual
Page 207: Length: 1 character, Fim a: courtesy reply mail with postnet, Valid characters: all ascii characters

Appendix G – Barcode Details
Class Series Programmer’s Manual
193
v:
FIM
Valid Characters: A, B, C, or D
Length: 1 character
Valid bar widths: The width and height multiplier works the same as for fonts on this bar code.
This bar code is used to display the Facing Identification Mark (FIM) that is carried on certain types
of letter mail for the U S Postal Service:
FIM A: Courtesy reply mail with Postnet.
FIM B: Business reply, penalty or franked mail without Postnet.
FIM C: Business reply, penalty or franked mail with Postnet.
FIM D: OCR readable mail without Postnet (typically for envelopes with a courtesy reply window).
The following example prints an FIM A bar code:
D11
1v0000000150100A
121100000000100Barcode v
E
z :
PDF-417
Valid Characters: All ASCII characters.
Variable Length – This two dimensional bar code holds large amounts of data in a small area, while
providing a high level of redundancy and error checking, if specified.
D11
1z0000000150100F1000000PDF417
121100000000100Barcode z
E
Barcode z
The example above prints a normal, security level one, PDF-417 bar code with a 1:2 aspect ratio and
best-fit rows and columns. The (bolded) bar code’s data stream
1z0000000150100F1000000PDF417<CR> decodes as follows: