Owner's manual

116
Troubleshooting
Testing the printer
Each time you turn the power switch
On
, the printer
performs an internal check, or Power-On Self Test.
Running the Printer Test produces a test printout that
gives a visual indication of any problem the printer may
be experiencing.
You can run the Printer Test with or without the printer
being connected to your computer.
Running the printer test
1
Make sure paper and the ribbon cartridge are
installed.
2
Turn the printer
Off
.
3
Press and hold
LineFeed
while you turn the
printer
On
.
4
Release
LineFeed
when printing starts.
Printing continues until you stop the printer.
Hex Trace mode
Hex trace mode prints the control codes that are sent to
the printer. Use trace mode to help diagnose
software/driver problems.
To enter trace mode:
1
Make sure paper and the ribbon cartridge are
installed
2
Turn the printer
Off
.
3
Press and hold
Tractor
while you turn the
printer
On
.
4
Release
Tractor
when the lights go out.
5
Turn the printer
Off
and back
On
to exit this
mode.