Wasp Bar Code WLS 9500 - Manual (Page 125)

Symbologies 7-37
Set Lengths for Interleaved 2 of 5 (continued)
I 2 of 5 Check Digit Verification
When this feature is enabled, the scanner checks the integrity of all I 2 of 5 symbols to verify the data complies with
either the specified Uniform Symbology Specification (USS), or the Optical Product Code Council (OPCC) check digit
algorithm.
I 2 of 5 - One Discrete Length
I 2 of 5 - Two Discrete Lengths
I 2 of 5 - Length Within Range
I 2 of 5 - Any Length
*
Disable
USS Check Digit
OPCC Check Digit