Datalogic MAGELLAN 8300 Product Reference Manual page 189

CAUTION
Product Reference Guide
IBM Port 9B Interface Selection
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.
Great care should be taken to select the correct interface type, since you can
cause damage to the scanner and/or POS terminal by attempting to change
to an incompatible interface. ALWAYS make interface selections with the host
cable DISCONNECTED.
INTERFACE TYPE = IBM PORT 9B
Interface Related Features
6-71