Datalogic Magellan 9500 Product Reference Manual page 284

UPC-A and EAN-13 Decoding Levels — continued
6-168
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.
UPC-A/EAN-13 DECODING LEVELS = VERY CONSERVATIVE
UPC-A/EAN-13 DECODING LEVELS = SLIGHTLY MORE AGGRESSIVE
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Magellan 9500