Datalogic Magellan 8300 Product Reference Manual page 315

EAN-8 Minimum Reads (continued)
Product Reference Guide
Remember to cover any unused bar codes on this and the facing
page to ensure that the scanner reads only the bar code you intend
to scan.
EAN-8 MINIMUM READS = 3
EAN-8 MINIMUM READS = 4
EAN-8 Enable
303