92 Microline 420/421 User’s Guide
Hexadecimal Dump Mode
When the printer is placed in the Hexadecimal Dump Mode, all
data received, including text and printer commands, is printed
in both hexadecimal and ASCII format.
For example, the following line of BASIC code
LPRINT CHR$ (27);”0”;CHR$ (30);”This is an
example of a hexadecimal dump.”
would print like this:
Note: In the ASCII format, all non-printable characters are
represented by a period.
To engage the Hexadecimal Dump Mode:
1 Make sure paper is loaded.
2 Turn off the printer.
3 Hold the
SEL and FF/LOAD keys for several seconds while
turning on the printer.
To exit the Hexadecimal Dump Mode:
• Press the
SEL key.
or
• Turn the printer off, then on again.
Emulations
The factory default emulation for your printer is IBM
Proprinter III.
If you wish to change to one of the other emulations, see
“Changing Emulations” in Chapter 3.
Printer Drivers
The Oki driver for your printer is provided on the CD included
with the printer. You can either load the Oki driver or select one
of the compatible drivers listed below in your software
application.