Microscan N2210WZ Owner's Manual page 176

I/O Parameters
Bad Symbol Message
Useful in determining if a symbol is present and if user defined requirements for that
symbol are met. Can tell the user if a qualified symbol is present but not decodable.
Sets the requirements that will qualify an object or a symbol before outputting a decode or
message. When enabled, sends a message to the host whenever an object meets the
qualifications setup but is not decoded.
Note: When Symbology Identifier
the identifier for the symbology being used.
Message
Any combination of ASCII characters can be defined as the Bad Symbol Message.
5-110
is enabled, the Bad Symbol Message is preceded by
QX-870 Industrial Raster Scanner User's Manual