Msi Check Digits - Motorola SYMBOL LS9203 Reference Manual

Symbologies 9-89

MSI Check Digits

With MSI symbols, one check digit is mandatory and always verified by the reader. The second check digit is optional. If the MSI
codes include two check digits, enable the verification of the second check digit by scanning the barcode below.
Refer to MSI Check Digit Algorithm on page 9-91 for the selection of second digit algorithms.
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One MSI Check Digit
Two MSI Check Digits