Datalogic Scanning QUICKSCAN QD 2300 - Manual (Page 151)

Symbology - Specific Security Levels
Product Reference Guide 145
Bi-directional Redundancy
Enable Bi-directional Redundancy to add security to linear code type security levels.
When enabled, a bar code must be successfully scanned in both directions (forward and
reverse) before reporting a good decode.
Enable Bi-directional Redundancy
*
Disable Bi-directional Redundancy