Symbol Technologies LS 2106 - Manual (Page 48)

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LS 2106 Product Reference Guide
Code 39 Check Digit Verification
When enabled, this parameter checks the integrity of a Code 39 symbol to ensure it complies
with specified algorithms.
Only those code 39 symbols which include a modulo 43 check digit are decoded when this
parameter is enabled.
ENABLE CODE 39 CHECK DIGIT
DISABLE CODE 39 CHECK DIGIT