ENTER/EXIT PROGRAMMING MODE ACK NAK Options
Product Reference Guide            49
ACK NAK Options
This enables/disables the ability of the reader to support the RS-232 ACK/NAK protocol. 
See page 293 for more information. 
DEFAULT
ACK/NAK Protocol = Disable ACK/NAK
ACK/NAK Protocol = Enable for label transmission
ACK/NAK Protocol = Enable for host-command
acknowledge
ACK/NAK Protocol = Enable for label transmission and host-
command acknowledge