EasyManuals Logo

Casio fx-991ES PLUS User Manual

Casio fx-991ES PLUS
84 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
To Previous Page IconTo Previous Page
To Previous Page IconTo Previous Page
Page #8 background imageLoading...
Page #8 background image
Example: (sin
-1
)* 1
* Indicates the function that is accessed by the key operation (
) before it. Note that this is not part of the actual key operation
you perform.
The following shows an example of how a key operation to select an on-
screen menu item is represented in this manual.
Example: (COMP)
*
* Indicates the menu item that is selected by the number key
operation ( ) before it. Note that this is not part of the actual key
operation you perform.
The cursor key is marked with four arrows, indicating direction, as
shown in the illustration nearby. In this manual, cursor key operation is
indicated as , , , and .
Reading the Display
The two-line display makes it possible to view both the input expression
and its result at the same time.
(1) Input expression
(2) Calculation result
(3) Indicators
If a indicator appears on the right side of the calculation result, it
means the displayed calculation result continues to the right. Use
and to scroll the calculation result display.
If a indicator appears on the right side of the input expression, it
means the displayed calculation continues to the right. Use and
to scroll the input expression display. Note that if you want to scroll the
input expression while both the and indicators are displayed, you
will need to press first and then use and to scroll.
7

Table of Contents

Questions and Answers:

Question and Answer IconNeed help?

Do you have a question about the Casio fx-991ES PLUS and is the answer not in the manual?

Casio fx-991ES PLUS Specifications

General IconGeneral
TypeScientific
CoverNo
Form factorDesktop
Control typeButtons
Product colorGray
Digits15 digits
Display typeDot-matrix
Display resolution96 x 31 pixels
Display number of lines10 lines
Storage media typeNot available
Battery life3 year(s)
Battery typeLR44
Power sourceBattery/Solar
Number of batteries supported1
Symbolic notationSquare root
Conversion betweenDecimal, Fraction, Percent
Convert angles from degrees toGradian, Radian
Random number/integer generatorYes
Weight and Dimensions IconWeight and Dimensions
Depth162 mm
Width80 mm
Height11.1 mm
Weight95 g

Related product manuals