Motorola DS3478 - Manual (Page 222)

13 - 50 Symbol DS3478 Product Reference Guide
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
bar code below.
See MSI Check Digit Algorithm on page 13-51 for the selection of second digit algorithms.
Transmit MSI Check Digit(s)
Scan a bar code below to transmit MSI data with or without the check digit.
*
One MSI Check Digit
Two MSI Check Digits
Transmit MSI Check Digit(s)
(Enable)
*
Do Not Transmit MSI Check Digit(s)
(Disable)