7.2
Printer
Control
There
are
two
ways
to
control
the
printer
.
You
can
use
the
LCD
panel
integrated
with
the
printer,
or
you
can
connect
your
computer
via
the
USB
cable.
We
suggest
the
LCD
panel
because
of
its
speed
and
reliability,
and
moreover
you
do
not
have
to
rely
on
a
computer.
7.2.1
LCD
screen
The
main
screen
is
an
information
screen
displaying
the
most
important
details.
They
are
the
temperature
of
the
nozzle
and
the
heatbed
(1,
2),
printing
time
(3)
and
the
actual
Z-axis
position
(5).
Pict.
15
-
LCD
layout
1. Nozzle
temperature
(actual
/
desired
temperature)
2. Heatbed
temperature
(actual
/
desired
temperature)
3. Progress
of
printing
in
%
-
shown
only
during
the
printing
4. Status
bar
(Prusa
i3
MK3
ready
/
Heating
/
file_name.gcode,
etc.)
5. Z-axis
position
6. Printing
speed
7. Elapsed
printing
time
-
shown
only
when
printing
7.2.2
Controlling
the
LCD
screen
Controlling
the
LCD
screen
is
done
by
a
single
control
element:
a
rotational
knob
that
you
press
to
confirm.
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