Sharp EL-509E, Руководство по эксплуатации

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– E-6 –
MEM RESET
0 1
*
5
¯x , sx ,
σ
x , n ,
Σ
x ,
Σ
x
2
, ¯y , sy ,
σ
y ,
Σ
y ,
Σ
y
2
,
Σ
xy , r , a , b , c .
* 6 All variables are cleared. See ‘About the Memory clear key’
for details.
*
7
This key combination functions the same as the RESET
switch. See ‘About the Memory clear key’ for details.
[About the Memory clear key]
Press @∏ to display the menu.
• To clear all variables (M, A-F, X, Y, ANS, STAT VAR),
press 00 or 0® .
• To RESET the calculator, press 10 or 1® .
The RESET operation will erase all data stored in memory,
and restore the calculator's default setting.
Entering and Correcting the Equation
[Cursor keys]
• Press
<
or
>
to move the cursor. You can also
return to the equation after getting an answer by pressing
>
(
<
). See the next section for using the
[
and
]
keys.
• In the SET UP menu and other locations, use the
<
or
>
key to move the flashing cursor, then press
®
(
=
key). If you need to scroll up/down the view, use the
[
or
]
key.
[Insert mode and Overwrite mode in the Equation display]
• This calculator has two editing modes: insert mode (de-
fault), and overwrite mode. Pressing @‘ switches
between the two modes. A triangular cursor indicates that
an entry will be inserted at the cursor, while the rectangular
cursor indicates to overwrite preexisting data as you make
entries.
• To insert a number in the insert mode, move the cursor to
the place immediately after where you wish to insert, then
make a desired entry. In the overwrite mode, data under the
cursor will be overwritten by the number you enter.
• This mode setting will be retained until the next RESET
operation is executed.
[Deletion key]
• To delete a number/function, move the cursor to the number/
function you wish to delete, then press
d
. If the cursor is
located at the right end of an equation, the
d
key will
function as a back space key.
509E_en0610.p65 04.6.10, 2:51 PM 6