Hex Transparent Control; Undefined Character Reporting - IBM 6400 Setup Manual

ENABLE means the printer will send an acknowledgement to the host
when it is able to accept more data.
NOTE: When an Early Print Complete is enabled and an error occurs, the
NOTE: Do not select Early Print Complete while a print job is in progress.

Hex Transparent Control

This option allows you to enable (the default) or disable additional features
that are not available in standard IBM emulations. To access these features,
send lead–in character text commands in the data stream. You can also use
ASCII codes 80 hex through 9F hex as control codes if configured to do so.
Lead–In Characters
The Lead–In Character commands must have a start and end code. Set 1 is
the factory default. Three sets (each containing a start and end code) are
available:
Set 1: start code =
Set 2: start code =
Set 3: start code =
Alternate Set 80 – 9F
This selection determines if ASCII codes 80 hex through 9F hex will be used
as control codes or printed as standard printable characters.
Printable (the default) prints the alternate set as standard characters
Control Code selects the alternate set to be used as printer control codes.

Undefined Character Reporting

UNDEFINED CHARACTER REPORTING allows overriding of the host
setting of the SGEA (Set Graphic Error Action) command. For more
4–24 6400 Line Matrix Printers Setup Guide, Cabinet and Pedestal Models
data in the printer will remain in the buffer (regardless of the setting
of the Cancel Buffer option). It is recommended that local
procedures be followed to recover from the error.
If this is done you will need to restart the printer.
<%
end code = >
end code = $
_%
end code = _