2-1
Let's
Operate the
Computer
71) specified by pressing
~~
, the printer output mode ("PRT ON" lights up,
see
page 80) specified by pressing
~(ZJ,
the
MEMO
IN
mode for the DATA
BANK
function
("~
~"
light up) specified by
pressing~~
and the
ex-
tension mode ("EXT" lights up) specified by
pressing~
.
You will learn these
as
you become familiar with the computer.
Now actually press the keys to display the modes.
If
a confusion has arisen
in
mode display, switch the power supply off and then on again.
First try a simple calculation.
Example:
1 2 3
+4
5 6
=5
7 9
Press~
.
Press keys according to the above equation.
1
.-
,.,.
+
4c::-
.-
,.::
.
.:.1
._
It•_
Then
press~
instead
of
El
to find the answer.
The calculation
is
as
simple
as
with
an
ordinary calculator, isn't it?
Now make a calculation including both multiplication and addition.
Example:
33
x 5 +
16=1
81
Here it
is
assumed that
34
has been input by mistake instead
of
33.
I
~4=
+
=
c::-
+ 1
.:::
._1
••
_I.
1_1_
17
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