Texas Instruments TI-25X Solar Manual


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1.ENG
The TI.25X Solar Calculator
The TI-25X Solar calculator offers you a wide range of
mathematical and statistical capabilities. This manual
explains these capabilities.
Basic Operations
To turn the calculator on, expose the solar panel to
adequate light and press + ([ ON]).
Key
Function
+
([ON])
If the calculator is off, turns the unit on,
clears the display, and resets angle units to
degrees.
-
When pressed once during a calculation
(but before an operation key), clears the
displayed entry and any error condition (E).
You can make a new entry and continue
with your calculation.
Pressing
-
does not clear the memory,
statistics register, or angle-unit setting.
`
Instructs the calculator to perform the
second function (written above the key) of
the next key pressed.
2.ENG
The Display
You can enter a maximum of eight digits in the display. Any
digit key pressed after the eighth is ignored.
Indicator
Meaning
The displayed number is negative.
2nd
The
`
key has been pressed to access
the second function (written above the key)
of the next key pressed.
D
Angle units are set to degrees.
R
Angle units are set to radians.
G
Angle units are set to grads.
( )
One or more parentheses are open.
STAT
The calculator is in statistics mode. That is,
the statistics register contains data.
K
A number and operation are stored as a
constant.
M
A number other than zero is stored in
memory.
E
An error has occurred. You must press
-
or
+
to clear the error.


Produkt Specifikationer

Mærke: Texas Instruments
Kategori: Regnemaskine
Model: TI-25X Solar

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