Datalogic Scanning 9500 - Manual (Page 216)

6-100
Magellan ® 9500
RS-232 ACK NAK Enable — continued
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.
RS-232 ACK/NAK = HOST ACKNOWLEDGEMENT
RS-232 ACK/NAK = LABEL & HOST