96 N4680 2D Decoded Scan Engine User Guide
NEC 2 of 5 On/Off
Check Digit
No Check Digit indicates that the scanner reads and transmits bar code data with 
or without a check digit.
When Check Digit is set to Validate, but Don’t Transmit, the unit only reads NEC 2 
of 5 bar codes printed with a check digit, but will not transmit the check digit with 
the scanned data. 
When Check Digit is set to Validate and Transmit, the scanner only reads NEC 2 of 
5 bar codes printed with a check digit, and will transmit this digit at the end of the 
scanned data. Default = No Check Digit.
NEC 2 of 5 Message Length
Scan the bar codes below to change the message length. Refer to Message Length 
Description (page 86) for additional information. Minimum and Maximum lengths 
= 2-80. Minimum Default = 4, Maximum Default = 80.
Validate, but Don’t Transmit