Operating the Control Panel
FRONT/REAR
When
the
printer
is off line,
press
this button to select the
front or
rear tractor. If you have been
using paper
loaded on one
tractor,
first remove the printed output before switching to the other
tractor. When you switch tractors, the printer feeds the paper that
is already
loaded backward to the standby position and loads paper
on the newly selected tractor.
Other control panel
f@ures
The control panel also
gives
you
access
to several special functions.
Self test:
You can run the self test to check whether your printer
operates properly. The self test prints the current DIP
switch
settings
and
the characters in the printer’s ROM
(Read Only Memory). Your printer offers both draft
and
NLQ
self tests. To start the self test, hold down
the LINE FEED or FORM FEED button and turn on the
printer. See the section on running the self test in
Chapter
l’for
more information.
Data dump: To enter data dump mode,
hold
down the LINE FEED
and’ FORM FEED buttons and turn on the printer. This
feature prints the codes that are sent
to’the
printer so that
advanced users can determine the cause of communication
problems between the computer and printer. See the
section on data dump mode in this chapter for more
information.
3-6
Using the Printer
