Sentry CA756, Instruction Manual

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pressing displays it from the end. This allows the
formula to be executed again by changing the values.
Pressing followed by displays the insert cursor
( ). Entering a value while the insert cursor is displayed
inserts the value in the position immediately preceding the
insert cursor location.
Pressing followed by enters the "Lbl" (Label)
command.
Pressing followed by makes it possible to
produce line graphs or regression lines.
After you draw a graph, press to display a value
that shows the x-coordinate for the current location of the
pointer on the graph. You can switch between display of
the x-coordinate and the y-coordinate by pressing
.
Delete key
Press to delete the character at the current position of the
cursor. When the character is deleted, everything to the
right of the cursor position will shift one space to the left.
Pressing will clear the memory contents.
All clear/Power ON/Power OFF key
Press to clear all input characters or formulas. You can also
use this key to clear the Error message from the display.
Press to switch the power of the calculator on (even if
power was switched off by the Auto Power Off function).
Pressing switches the power of the calculator
off. Note that mode setting and memory contents are
protected even when power is turned off.
Execute key
Press to obtain the result of a calculation or to draw a
graph. pressed after data input for a programmed
Program/Goto key
Press , enter a value from 0 to 9 and then press
to execute a program.
Ex. 1 Execution of Program 1 begins
Pressing followed by will cause Goto to
appear on the display. This is a jump command used in
programs.
Cursor/Replay keys
The key moves the cursor (blinking "_" ) to the left
moves the cursor to the right. In the Plot function, the
key moves the pointer up, and moves the
pointer down. Once a formula or numeric value is input and
is pressed, the key and key become
"replay" keys. In this case, pressing displays the
formula or numeric value from the beginning, while
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