Casio V.p.a.m fx-100s User manual

}x-100s

}x-I15s

}x-570s

}x-991s

ENGLISH

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CASIO

®

GENERAL

KEYS

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clear

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KEYS

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number

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number

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memory

clear.,

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Conetation

cootficent|

358

[Estimator

[asa

When

inserting

the

unit

into

the-Hard

case,

be

sure

to

correctly

align

the

tabs

of

the

case

with

the

grooves

on

the

sides

of

the

unit,

and

then

slide

the

unit

in

place.

(fx-570s/991s)

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~

a

LEER

TERT.

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:

Joba

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ort

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RE

Congratulations

on

your

selection

of

a

CASIO

Scien-

tific

Calculator.

Though

operation

of

this

calculator

is

quite

simple,

we

suggest

that

you

read

this

operation

manual

to

become

familiar

with

the

many

features

and

functions

that

are

now

at

your

fingertips.

.

To

help

ensure

years

of

trouble-free

operation,

do

not

touch

the

inside

of

the

calculator,

avoid

strong

impact,

and

do

not

press

on

the

keys

with

undue

force.

Also

remember

that

extreme

cold

(below

0°C

or

32°F),

heat

(above

40°C

or

104

°F),

and

humidity

can

have

an

af-

fect

on

the

functions

of

the

calculator.

Never

use

lac-

quer

thinner,

benzine,

or

other

volatile

fluids

to

clean

the

calculator.

For

servicing,

contact

your

retailer

or

anearby

dealer.

|

Before

starting

a

calculation,

be

sure

to

press

the

key

and

confirm

that-’’0.”’

is

shown

on

the

display.

*

Special

care

should

be

taken

to

avoid

damaging

the

unit

by

bending

or

dropping

it,

For

example,

do

not

carry

it

in-your

hip

pocket.

--

Saver

«faye,

Tae

Ste

SOME

PR

ees

me

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1LOPERATIONAL

FLOW

22

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2/BEFORE

BEGINNING

CALCULATIONS..........

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CALCULATION

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11/FUNCTION

CALCULATIONS

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12/COMPLEX

NUMBER

CALCULATIONS

~~~

13

STATISTICAL

CALCULATIONS:

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1/OPERATIONAL

FLOW

1-1

Key

Markings

Each

of

the

keys

is

assigned

a

number

of

different

func-

tions.

The

key

illustrated

here,

for

example,

has

three

different

functions.

10*

XOR

The

following

table

shows

how

you

access

each

of

the

Rey

s

functions.

To

access

°

i

This

function

is

accessed

whenever

you

|

press

the

key.

ee

This

function

is

accessed

whenever

you

press

this

key

while

in

the

BASE-N

°::3;

Mode.

ae

:

i

A

ah

Keys

are

marked

using

various

colors:

1

he

table

provides

the

meaning

of

each

color.

used

for

key,

markings.

:

oe

tes

+

oboe

aa

“Color

-|

-

5

tr

§

i

“Tyee

Function

accessed

.when*the:keyis3

pressed

while.

the

UNIt=iS

i

the:

Mode.

ARIAS

VODA

a

oe

ee

Function

accessed

‘when;

the;

ke

pressed

while

the

unit

is

in

the

S

Je

(standard

deviation)

or

LR

Mode

{linear

regression).

mpi

ak

|

7G

ae

Spe

pane

PSH

6

bee

Function

accessed

when

the

key

is

pressed

while

the

unit

is in

the

CMPLX

Mode

(complex

number).

1-2

Modes

|

Before

beginning

any

calculation,

you

must

first

tell

the

calculator

what

type

of

operation

you

are

about

to

per-

form.

You

do

this

by

specifying

the

proper

mode.

Use

the

mode

menu

to

apecity

the

mode

that

you

want.

@

Specifying

a

Calculation

Mode

1.

Specifying

the

COMP

Mode,

SD

Mode,

LR

Mode,

CMPLX

Mode

|

(1)

Press

the

bog

key

and

Mode

Specification

Menu

No.

1

appears

as

shown

below."

he

masa

sos

ae

ea

rr

FeO

#

Sa

ae

ees

oo

a

Wy

@

I

Press

‘the.

number

key.

that.c

Rottesponds

to

the

cal-

culation,

mode,

you,

want

.

to-specify.

*

SOWIE

>

‘The

following

describes,

the

meaning

ofeach

made.

e

(1)

-

COMP

Modes=

oes

Specify

this

mode,to

perform

general

calculations,

i

cluding

fufiction’calélaations!*The

unitiof

angulerintew

surement

is'the:

last;

one+you

urspecified?

.

esse

e

(2)

-

-§$D

‘Mode

OMi2S

amepags

&

at)

tir

or

Ota

hee

|

Specify

thissmede_to

perform

standard

deviation

cal-

{

culgtions::The

‘’SO/é

indicator

isahown

on

the

display,

4

when.

the

unit:

is:

in.the;SD-

ents

2\

=

6

(3)'LR

Mod

isplay

'

Specify

this

modgito

pe

|

latiénsé

The

Reid

|

when

the'

unit

iano

he

Pa

ERS

po

tes

“

Lut

3

is

if

TP

ef

7:

ie

ar

regression,

FYB

ty

FS

as

ca

Rey

TOR

os

Lo

Speceyv

the

number

of

cecena

pieces.

_

AP

:

a

ead

¢

(4)

-

CMPLX

Mode

2

Press

the

number

key

that

corresponds

to

the

unit

Specify

this

mode

to

perform

complex

number

calcu

of

angular

measurement

mode

you

want

to

scecify.

lations.

The

‘‘CMPLX”’

indicator

is

shown

on

the

dis

The

following

describes

the

meaning

of

each

mode.

play

when

the

unit

is

in

the

CMPLX

Mode.

+

[7]

-

DEG

Mode

ar

Use

this

mode

to

specify

degrees

as

the

unrt

of

angu-

a

Specifying

the

BASE-N

Mode

lar

measurement.

The

‘DEG”

indicator

is

shown

on

the

J

Press

the

key

five

times

and

Mode

Specifica

display

when

the

unit

is in

the

DEG

Made.

tion

Menu

No.

5

appears

as

shown

below.

«

2}

-

RAD

Mode

Use

this

mode

to

specify

radians

as

the

unit

of

angutar

measurement.

The

RAD”

indicator

is

shown

on

the

BASEN

display

when

the

unit

is

in

the

RAD

Mode

1

+

(3)

-

GRA

Mode

Use

this

mode

to

specify

grads

as

the

umit

of

argular

measurement.

The

'’GRA”’

indicator

is

shown

on

the

om

display

when

the

unit

is

in

the

GRA

Made.

(2)

Press

the

number

Mode

Key

to

specify

the

BASE-h

«The

DEG,

RAD,

and

GRA

modes

can

be

used

in

any

calculation

mode

except

the

BASE-N

Mode.

‘

=

Whenever

power

is

switched

off

by

the

Auto

Power

Ui}

-

BASE-N

Mode

Off

function,

restonng

power

automatiaily

enters

the

Enter

this

mode

t

rfor

inary

G

Pemorm

conversion

between

binary

act

mode

you

were

in

when

power

switched

off.

octal,

decimal

and

hexadecimal

number

systems,

or

tc

perform

logical

operator

calculations.

The

‘‘BASE-N’™

fe

en

:

indicator

is

shown

on

the

display

when

the

unit

is

ir

Specifying

a

Display

Mode

the

BASE-N

Mode.

‘1,

Press

the

bea]

key

three

times

and

Mode

Specifica-

"The

COMP,

SD,

LR,

CMPLX

and

BASE-N

modes

are

#09

Menu

No.

3

appears

as

shown

below.

all

independent

of

each

other.

You

cannot

use

ther

in

any

combination.

Whenever

power

is

switched

of!

FIX

sc

MOR

by

the

Auto

Power

Off

function,

restoring

power

au-

tomatically

enters

the

last

mode

you

were

in

wher

power

switched

off.

1

2

3

M

Specifying

an

Angie

Unit

Mode

2,

Press

the

number

key

that

corresponds

to

the

dis-

(1)

Press

the

key

two

times

and

Mode

Specifica.

Play

mode

you

want

to

specify.

tion

Menu

No.

2

appears

as

shown

below.

The

foliowing

describes

the

meaning

of

each

mode.

«

(1)

-

FIX

Mode

Use

this

mode

to

specify

the

number

of

decimal

places

to

the

right

of

the

decimal

point.

The

‘'FIX"’

indicator

is

shown

on

the

display

when

the

unrt

is

in

the

Fix

Mode.

When

you

enter

this

mode,

the

message

"0

~

9?"'

ap

pears

on

the

display.

Press

a

number

key

from

(Qj

to

specify

the

number

of

decimal

places.

—~9-

-~10-

Example:

To

specify

three

places

to

the

right

of

the4,

Press

the

number

(1)

key

to

specify

the

ENG

Mode.

decimal

point.

ae

¢

G1)

-

ENG

Mode

(ooce)

fone) moor)

(4) (3)

While

in

the

COMP

Mode

you

can

specify

the

ENG

°

(2)

-

SCI

Mode

2

Ea

Mode

to

input

engineering

symbols

and

use

them

Use

this

mode

to

specify

the

number

of

significani'

Calculations.

The

‘‘ENG”’

indicator

is

shown

on

digits.

The

‘SCI’

indicator

is

shown

on

the

dispiaythe

display

when

the

unit

is

in

the

ENG

Mode.

See

when

the

unit

is

in

the

SC}

Mode.

‘Engineering

symbol

calculations’’

on

page

243

of

this

When

you

enter

this

mode,

the

message

('0|~

9?’

ap-

manual

for

details.

pears

on

the

display.

Press

a

number

key

from

(0)

tc

:

to

specify

the

number

of

Significant,

digits.

Important!

,

fie

tiGwaianit:

dioi

When

you

use

the

fg

key

to

sélect

a

mode,

modes

ekarnbles

10

Specify

five

significant

clalts.

that

cannot

be

entered:

from

the

‘current

mode/are

Goce

coe)

fecoe)

(2)

pee

as

___

skipped.

If

you

are

in

the

BASE-N

Mode,

for

example,

*

(3)

-

NORM

1/NORM

2

Mode

~-

=|

~~

~——si

the

Angle

pecification

Mode

is

skipped.

Specify

this

mode

to

cancel

the

number.

of

decima

place

and

number

of

significant

digit

specifications.

ane

ae

ws

aa,

+

Baa

When

you

enter

this

mode,

the

message:"1

~

22’

1-3

The

Disp!

ay

rer

ee

Exponent

pears

on

the

display.

Press

the

number

key

(7)

or

fp

|

a

one

RAD

NORM

GRA

ENG

MK

R—|

to

specify

one

of

the

two

modes

as

descri

below.

i

UR

BASE-6

CAPLX

than

10°°

are

displayed

using

exponentiat

format.

:|

@

|

“NORM

2

Mode

-

Values

less

than

107},

and

greate

2

VJ!

than

10”

are

displayed

using

exponential

format

=

“The

FIX,

SCI,

and

NORM

“1

/NORM

Eadlntaeg

gd

errr

inom

Matisse:

2s

obie

oe

nokte-r

on.

independent

of

each

other.

You

‘cannot

usb'them

in|

i,

Ae

PEP

=F

Cus.

-Malue

type.indicator

nd

Rite

Poet

ee

power

is

switched

off

by

.

ie

eee

omallie

Mite

bi

OREE

erences

se}

the

Auto

Power

function,

restoring

power

auto.

se

ian

it

data:i

esmediate

results

matically

enters

the

last

mode

you

were

in

when

The

display:shows

inp

data;

inte

es

me

power

switched

off..

results-of

calculations.

The-mantissa

section

di

pve

Eee

td

up

to.10

digits.

The

exponent.section

displays,

up

ta

,

:

fe

+

ee

Oe

a

ened

acpige:

Teal

Sa

A

armen

tine

sem

ene

ft

eases

ior

a

’

@

Press

the

fe

key

one

more

time

ah

Mode

Specifiz

aA

e26

eve.e

—

MAC

cation

Menu

No.

4

appears

as

shown:

below.

.-4

“SE

<".

:

i

sah,

—thyp

FIX

DEG

SCI

“NORM

1

Mode

-

Values

less

than

‘107?

and

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cone

SD

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wale

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Imaginary

number

part

(page|

324)

SD

Mode

(page

343)

LR

Mode

(page

351)

CMPLX

Mode

(page

324)

BASE-N

Mode

(page

251)

DEG

or

RAD

Unit

of

angular

measurement

(page

or

GRA

~310)

FIX

Number

of

decimal

places

(page

316

SCl

Number

of

significant

digits

(page

316

NORM

1/NORM

2

Mode

(page

11)

ENG

Mode

(page

243)

©

In

addition

to

the

above

indicators,

the

4-character

do

area

in

the

upper

left

of

the

display

shows

the

calcula

tion

command

symbol

(sin,

cos,

etc.):or

the

equal:

symbol.

The

dot

area

in

the

lower

right

of

the

displa

shows

the

arithmetic

operation

symbols.

ie)

~

MExponential

Displays

©

«2

During

normal

calculation;

this

calculatoris

capable

o

displaying

values

up

to

10

digits

long.

The

calculate

automatically

switches

over

to

exponential

notation

fo

any

value

greater

than

9,999,999,

999.

The

lower

limi

You

can

se

lect.

between

NORM

1

and

NORM

ithe

following

procedure...

../

3)

A.

Gove}

fsooe]

fone)

(3)

OE

Veh

yaie

Ty

&

2.

Press

(1)

for

NORM

1

or

()

for.NORM

2.

/--

foun

cot

NGS)

tal

ADEA

ONE

GEE

There

is

no

indication

of

which

mode

is

currently

ine

fect,

but

you

can

confirm'the'

mode

by

Resorming:

{

xs

it

PERL

st

sty

st

anette

following

calculation.:'

9i

Dees

s1eu

(ALS

gyec!

ies

mete

oe

—

(HORM

1

mee

©

FE

0.008]

ion

2

moses

bd

(All

of

the

example

in

this

manual

show

calculation

results

using

the

NORM

1

mode.)

@

Special

Display

Formats

Note

that

special

display

formats

are

used

for

fraction-

al,

hexadecimal,

sexagesimal

(base

60)

values

and

complex

number.

¢

Fraction

Display

Format

:

.

12

|

aS

_.

©

Hexadecimal

Display

Format

s

"Display

of

ABCDEF

12:8

|

&

~1412567278n0

>

re

a

AbCdEF12

¢

Sexagesimal

Display

Format

_

-

DiSplay

‘of

'12°34°56:78""

vw

a

ee

12°34°56.78

|...

Ee

Fy

ore

a

ee

ENE

eg

ee

BTS

e-Com

x:

Number-Displa

Format.

.:

.

wae?

Fay

f

:

tis

iar

Display

of

2

+

3i

(Real

number

display)

PERE

Sis

22

ie5ga4

Da

the

UA

3

&-3

%

:

(Imaginary

number

display}

°

2/BEFORE

BEGINNING

CALCULATIONS

@

Formula

Input

(V.P.A.M.

System)

The

V.P.A.M.

System

of

this

calculator

lets

you

sim-

ply

input

a

formula

just

as

it

is

written,

and

then

press

the

E&

key

to

obtain

the

result.

The

execution

of

arithmetic

operations,

functions

and

expressions

wi-

thin

parentheses

are

automatically

performed

in

the

correct

priority

sequence.

*Be

sure

to

press

the

Gig

key

before

starting

any

new

calculation.

Example

1:

2

x

(3

+

4)

=

GS

2&3

tJ

3G9

Example

2:

sin30

=

0.5

~f5—.

*Co

pound

function

Art

ng

contained.

within,

‘parentheses

@

Calculation

Priority

Sequence

The

calculation

priority

sequence

is

used

in

mathemat-

ics

to

decide

which

operation

should

be

performed

first.

This

calculator

automatically

assigns

the

calculation

priority

sequence

shown

below.

(1)

Type

A

Functions

(where

the

value

is

entered

first

and

then

the

function

key

is

pressed)

x,

x’,

x!,

NEG

(in

the

BASE-N

Mode)

2)

Powers,

roots

CoN

Coordinate

conversions

_

R-P,

PR

.

Permutations,

conbinations

.

aPr,

nCr

(3)

Type

B

Functions

(where

the

function

key

is

pressed

and

then

the

value

is

entered).

Vv,

log,

In,

€*,

10%,

sin,

cos,

tan,

sin~"

,

60s”?

tan~',

sinh,

cosh,-tanh,

sinh7',

cosh”

,

tanh",

NOT

{in

the

BASE-N

Mode)

-

(4)

Multiplication,

division

ineand

constant

calcula-

tions)

©

=X,

+.

©)

Addition,

subtraction

(including

constant

calcula-

tions)

~~

+,

(6)

AND.

ae

@

OR,

XOR,

XNOR-

*When

functions

with

the

same

priority

sequence

are

used

in

series,

they_are

executed

from

right

to

left

[eXInv120-e*

|

in(v:120)}].

Other

expressions

of

the

nang

priority

sequence

are

performed

from

left

to

right

}

In

the

Anse

Mode

wy

2

Oey

tions

are

executed

right

to

left.

~

highest

priority.

:

as

:

are

Example:

|

_

2

+

SREISGE

seintaaae

6:8)

=

-

22wr

ds

hextRAD

2

(a@figiblic

1s

irs

ae

Inpfoges

si6

t

abe

Tipit

a!

An@

lig

ainls

em

ama

1989

978

RSP,

Gaxe

oriF

Yer

etic

ib

f

bas

szzitrtebss

,

M@

Number

of

Stacks

This

calculator

uses

‘‘stack

memory’

for

temporary

storage

of

low

priority

numeric

values

and

commands

(functions,

etc},

The

numeric

stack

has

6

levels.

while

the

command

stack

has

18.

lf

a

complex

calculation

exceeds

the

Capacity

of

the

stack,

and

error

occurs

(indicated

by

‘’~€

—'’

on

the

display).

3)=-18

Command

stack

“Calculations

are

performed

in

sequence,

with

the

highest

priority

operation

first.

Once

a

calculation

is

executed,

it

is

cleared

from

the

stack.

@

Number

of

Input/Output

Digits

and

Calculation

Digits

The

allowable

input/output

range

(number

of

digits)

is

10

digits

for

a

mantissa,

and

2

digits

for

an

exponent.

Calculations

are

performed

internally

with

12

digits

for

the

mantissa

and

2

digits

for

the

exponent.

ae

ir

ae

meee

Example:

3

x

105=7

=

C3457

42857

14286

ete

:

0.1428571

@

Memory

This

unit

contains

7

standard

memories.

There

are

two

basic

types

of

memories.

‘‘Variable’’

memories

which

are

accessed

by

using

the

Bee]

Sta

or

Sa

(fx-115s)

and

[a]

keys

in

combination

with

the

7

letters

of

the

al-

phabet,

and

‘‘independent’’

memory,

which

ts

access-

ed

by

using

the

=

Gm).

GF)

(or

KQ(M)

)

and

Sar}

ie

keys.

Contents

of

both

of

the

variable

and

independent

memories

are

protected

even

when

power

is

turned

OFF.

“Variable

memory

and

independent

memory

utilize

the

same

memory

area.

*

Variable

memories

Up

to

7

values

can

be

retained

in

memory

at

the

same

ume,

and

can

be

recalled

when

desired.

Example:

inputting

123

into

memory

‘‘A’’.

123

fer}

Bra

(A)

va

Lu

aa

(A)

123.

—18-

When

formulas

are

input,

the

result

of

the

formula’s

calculation

is

retained

in

memory.

Example:

Inputting

the

result

of

123

x

456

into

memory

‘‘'B’’.

(8

12383456

==

:

-

56088.

5

-.

§6088.

e

Independent

memory

Addition

and

subtraction

results

can

be

stored

direct:

ty

in

memory.

Results

can

also

be

totalized

in

memory,

making

it

easy

to

calculate

sums.

—*

Sh

“oye

i

4,

Example:

Inputting

123

to

independent

memory.

.

tae

ae

fe

see

4?

!

Recall

memory

data.

ta

a

x.“

=

.

,

y

:

|

By

wis

vail

. -

we

.

|,

“J?

an

Add

25,

subtract

12.

°

en

~

ar

-

«

*To

clear_memory-

coma

press”

‘(Oars

or

(0)

(sari)

STO) (aA)

-

*Note

that

you

cannot

use

the

w

or

Bae}

memory

operations

while

in

the

SD

or

LR

Mode.

You

can

per-

form

sg

memary

en

in

'

the

cure

Mode.

*

Recall

memory

data.

.

od

Important!

—

|

¢Difference

batwean

—

and

6m.

fare}.

Both

GarjGTa

(mM)

and

@4,

rif]

can.

be

used

to

input

results

into

memory,

but

when

the

Bayfal(M)

opera-

tion

is

used,

contents

are

cleared.

When

J,

Gait]

is

used,

the

value

is

added

to

or

Sub-

acted

nom

the

value

‘in

mem:

ig

re,

|

PES

ge

Ae

a

TRE

ee

.

@Special

Functions

|

e

Answer

function

eee

oe

fac?

FY

j

re

8

The

Answer

function

stores

the

result

of

then

most

Te-

:

cent

Calculation.

Whenever’a

numeric

value

or

numer-

ic

&xpression’is'

entered

‘and

€

is

pressed;

the

resutt

is

stored

by

this

function

30Ut

A

savt

sot

i

ey

,

To

recall

the

Stored

yalue,:

533

eke“

ae

.

*Since

the

“Ans

ut

function

Worke

ae

oe

any

oO

memory,

it

will

be:referred

to

as

‘Ans

memory’’

throughout

this

manual.

5)

.

micah

is

aye

ig

re

se

*

bs

aT.

meee

SG

ca

*

Sas

can

i

$ee

7094.

1

fe

ee

ona

~

do,

#

op

eke

aye

2,

Bacg

§

7

BP

Ee

dig

oar

Rees

Sai

oe

Hit

ust

ae

Tye

SAUL

SH

grt

Seg

Feit

hes

a

PAE

Ke,

—-

205

~

-

:

ae

e

iggit.

fe

ae

Ee

re

ee

Example:

123

+

456

i

579

3/CALCULATION

RANGE

AND

789

—

579

=

210

SCIENTIFIC

NOTATION

g

So

LZ

|

789

EJ

=

3

iis

oar

2

rae

‘3°

3

od

wasastseed

a

Pato.

Type

B

(Norm

2)

Numeric

values

with

12

digits

for

a

mantissa

and;

Zia...

CL

Lidia.

VIZ

99999909909

-

1s

Ls

Lent

-9a

aa

digits

for

an

exponent

can

be

stored

in

the

An:

719%

;

7

se

mies

memory.

The

Ans

memory

is

not

cleared

even

if

th:

power

of

the

unit

is

turned

off.

Each

time

&

is

pressec

the

value

in

the

Ans

memory

is

replaced

with

the

valu

2.2)

Normal

display

produced

by

the

new

calculation.

When

execution

c

KYLA:

Scientitic

netsnoR

a

Calculation

results

in

an

error,

however,

the

Ar

memory

retains

its

current

value.

*Whenever

a

value

is

stored

in

variable

memory,

th

When

a

result

exceeds

the

normat

display

capacity,

it

following

operations

cause

the

Ans

memory

conten‘

is

automatically

shown

in

scientific

notation,

with

a

to

be

updated:

10-digit

mantissa

and

exponents

of

10

up

to

+99.

(M+),

Gare),

(%),

Ga),

of

ME

key

operations

The

(#4)

¥)

operation

updates

the

Ans

memory

on!

when

a

switch

is

made

between

x

and

¥

or

betwee

r

and

@

during

coordinate

transformations

(see

11-

and

8).

¢Continuous

calculation

function

If

you

input

a

Type

A

function

after

pressing

the

E

key,

the

result

of

the

last

calculation

is

applied

as:

value

in

the

Type

A

function.

be

ua

aah

Example:

209

7/1

is

calculated

as:

\9

Srna

}

sign

for

mantissa

3°

Minus

(—)

sign

for

exponent

4:

Exponent

of

ten

The

whole

display

is

read-

—

1.234567891x

10°"

"Scientific

notation

can

be

input

using

the

BF

key

af-

ter

entering

the

mantissa.

$291.=

=22

=

tie

ntti

ta.”

a

tans

Aa

ae

et

ee

te

ari

3,

EXAMPLE

OPERATION

READ-OUT

~

1.234567891

x

1073

(=

-0.001234567891)

10J234567891%)

3%

4/CORRECTIONS

If

you

notice

an

input

mistake

befor

metic

operation

key,

simply

press

|

and

enter

it

again.

ou

pre

to

clea

the

value

You

can

also

use

the

[(F]

key

to

backapece

‘through

an

entered

value

until

you

reach

the

digit

you

wish

to

change

and

then

make

any

necessary

eet

For

example:

Fey

To

change

123

to

124

123

123.

(e)

12.

4

124.

j

lf

you

make

a

mistake

iss

pressing

the

wrong

SS.

:

ES,

©)

or

85

key,

simply

préss'the

appropriate

key

to

correct

the

error:

In

this

casé;

the

most

recent-

ly

pressed

key

operation

is

used;

but

it

retains

the

ae

er

of

precedence

of

the

eae

Spereton

entered.

.

a

,

a

5/

OVERFLOW

OR

ERROR:

CHECK:

An

overflow

or

error

is

indicated

and

furthe

i

calcula-

tion

becomes

impossible’whéh'the

‘symbol

gee)

ae

occurs

when

any

of

the

following

conditio

a)

When

affesult

-(Whethdr.

intermediate

o

accumulated

total

in

the

memory

is

re

than

is

+(9:999999999

x

10%):

qenBAbelgneappearsire

rwithtag

°

Sign

f

b)

When

function

calculations

rare:

perform

value

exceeding

the

input

range

("-

-"

appears).

:

-23+..

~1.234567891

~

1.234567891

,

—

1.234567891

-

93

S

an

arith-

a3:

Fu’

Or

appears

on

the

display.

An:overflow:

or

‘etror

}

Si

Oxitey

§

final)

or

Tt

et

aD

tai

ee

ae

ee

ie

i

Memory:

contents

ate

protected:

c)

When

an

unreasonable

operation

(such

as

an

at-

tempt

to

calculate

x

and

on

while

n=O)

is

per-

formed

during

statistical

calculations

(“-E-”

sign

appears).

d)

When

a

mathematically

illegal

operation

(such

as

division

by

zero:

6=0)-is

performed

(’’-E-""

sign

appears).

e)

When

the

ranges

for

any

of

the

number

s

ystems

used

inthe

BASE-

-N

Mode

are

exceeded.

("’-E-’’

sign

appears).

f}

When

the

capacity

of

the

numeric

stack

or

com-

mand

stack

is

exceeded

:(""—C

—"

sign

appears).

nee:

Sasas

fe}

17

times

and

then

executing

“

Bon

>

tas

To

velékes

these

overfiow

checks:

Sots

a),

b),

c),

d),

e)

Press:'the

GB

key...

ss

.

oat?

f)

Press

the

&

key.,Or

press

the

BD

key.

and

the

intermediate

result

just

before

the

overflow

occurs

is

displayed

and

the

subsequent

calculation

is

possible:

"If,

ne

fesult

js

within

the

range

of,

+

(1x

10-™)

to

ari

error,

does’

not-occur.

Instead,

the

‘display

shows

all.

Zeros.

—

Nbre)

OR

ra

es

tec

heen

s

aenssoe

Memory.

‘protection:

...

oe

ott

a

ee

against

overflow

aner-

ror

and

the

accumulated:total

can

be

recalled

by.press-

ing‘the

(u)

key

after

the:

overflow

check

i

is

cleared

by

the.

&

key:

«

a

d

:

.

Hog

ROgt!

|

BSetore’sesuming

cmalfuriction’:

922145

of

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a8

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produce

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érros

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theiw

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6/POWER

SOURCE

fx-115s/991s

The

CASIO

TWO

WAY

POWER

system

possible

to

operate

calculators

even

inc

darkness.

*This

unit

retains

memory

contents

no

matter

what

the

light

conditions.

*This

unit

uses

two

power

sources:

a

solar

cell,

and

a

single

G13

Type

(SR44

or

LR44)

battery;

*A

weakened:battery

is

indicated

when.

the

memory

contents

spontaneously

clear

or

when

the

display

dar-

kens

under

poor

light

conditions

and

cies

be

re-

|

stored

by

pressing

the

(0%)

key.

°.

|

*To

ensure

proper

operation

the

battery

should

be

©

replaced

once

every

three

years

no

)

matter

haw

much

the

unit

is

used.

fx-100s/570s

: |

The

fx-100s

powered

by

one

AA

size

manganese

dry

|

battery

(R6P

(SUM-3)

or

UM-3).

The

fx-570s

powered

|

by

a

single

G13

type

(SR44

or

LR44)

battery!

As

bat-

|

tery

power

weakens,

the

characters

on

the

display

be-

come

dim and

difficult

to

read.

When

this

eppens,

replace

une

battery

as

soon

as.

poser:

|

i

‘

j

ae

aporant!

.

(ah

ao

|

*

Be

sure

to

replace

the

battery

at

least

once

every

two

|

years,

regardless

of

how

much

the:calculator.is

used

|

‘during

that

time.

An

old

battery

may

leak,-seriously

}

-

damaging

the

interior

of.

the

calculator.

3)

=

¢

ose.

*:

Theibattery

that

comes

installed

.in;the-c

Iculator

when

you

purchase

it

is

for

factory

test

purposes,

|

and

so

it:may.not

provide

a

full

service-life:.*.:

*

All

data

stdred

in

the

memory

of

the

calculétor-is

fost

|

-

when

you

replace

the

battery;

Be

suratomMake

a

note

|

-!Of.any

important

data.

before;you,

replaset

battery.

P68

WOT.

BAB

AGL

ag

WiTo

Replace

Batteries

~

fx-115s/570s/991s

—

etre

spat

1.

Press

@)

to

switch

power

off.’

(fx-

570s)

9

ee,

coe

2.

Remove

the

screws

that

hold

the

back

[cover

in

place,

and

then

remove

the

cover.

—~95~

3.

Remove

the

old

battery

by

turning

the

battery

com-

Been!

face

down

and

lightly

tapping

the

cal-

culator

4.

Wipe

off

the

surfaces

of

a

new

battery

with

a

soft,

dry

cloth,

and

install

the

battery

with

its

positive

(+)

side

facing

up

(so

you

can

see.it).

5.

Replace

the

back

cover

and

secure

it

in

place

with

the

screws.

6.

Press

(4)

to

switch

1

Power

on:

(fx-570s)

fx-100s

co

.

Press

#7)

to

ewitch:

sower

off.

.

Remove

the

screws

‘that

hold

the

back

cover

mn

place,

and

them

remove

the

cover.’

.

Remove

the

old

battery.

os

.

Install

a

new’

porter

nie:

polarity

in

correct

directions.

©

ce

eae

.

Replace

the

bau

cover

a

secure

it

in

n

place

with

the

screws.

6.

Press

[0"}

to

switch

power

on.

é

«

1,

aes

lapis

ra

i

ey

a

”

a9

+

Mm

pW

No

Note

The.

calculator

.automatica

esets

|

it

‘memory.

(fx-

100s/570s)

2a

si

:

ry

ide

ae

Wes

UTS

cesoy:

If

you

allow.

battery.

folie?

4

ee

ib

o

low

ort

pen

pF

contents

may.

at

ike

sure

to.

replace.

the

battery

display,

becoming;

din,

pe

B8F

Send)

7

MA

Hiss

£5

ae

=

“esp

batteries

out

‘of

the

reach’'of

small

Saaror

7

swallowed,

-

‘consult

SD

Rh

POSER

i

Fes

zw

;

mMediately.,

.n:5.,

samapenrsd

<trece

ste.

sae

“Sy

iy

sign

Wh

ULFTCUETS

«2,

Ap

43

Never

try

to

charge

the

batter

25,

take

thetp

ab

allow

them

to

become

shorted-

Keep

battene:

sai

si

from,

flame

abriduedhest

at

all

pes.

.o0

paae

Jsito6

myienid

oriag

23

}

Ayto,

Power

Offdunctianisy

etiseboxet

temirot

‘|

This

uni

of{t.if

no

operationés

performed

for

appro

imate

VG

rmanutce.

Power

can

be

see

rene

ee

Mara

scnouenie:

7/SPECIFICATIONS

Basic

Operations

|

a

Negative

values;

exponents;

fractions;

four

basic

arith.

metic

operations;

parentheses

calculations

Built-In

Functions

Trigonometric/inverse

trigonometric

functions

(degrees,

radians,

grads

for

angle

units};

hyperbol-

ic/inverse

hyperbolic

functions;

common/natura!

logarithms;

powers;

roots;

square

roots:

squares,

reciprocals,

cube

roots;

factorials;

negative

signing;

ex-

ponential

input;

x;

parentheses;

random

numbers:

in-

ternal

value

rounding;

unit

of

angular

measurement

specification;

fractions;

decimal

«*

sexagesimal

con-

versions;

coordinate

conversions

(R~P,

P-—R)}:

en.

gineering

calculations;

permutation;

combination,

multi-percent

capabilities;’;

number

of

decimal!

place/significant

digit

specification;

engineering

sym-

bols

(9

types)

Statistical

Functions

¢

Standard

Deviation

Number

of

data

items;

mean;

standard

deviation

{two

types);

sum;

sum

of

squares

¢

Regression

Number

of

data

items;

mean

of

x:

mean

of

+;

standard

deviation

of

x

(two

types);

standard

deviation

of

y

(two

types);

sum

of

x;

sum

of

¥;

sum

of

squares

of

x;

sum

of

squares

of

y;

sum

of

products

of

x

and

;

constant

term;

regression

coefficient;

correlation

coefficient;

es-

timated

value

of

x;

estimated

value

of

»

Complex

Number

Functions

Four

basic

arithmetic

functions

using

complex

num-

bers;

arguments;

absolute

values;

memory

calcula-

tions;

constants;

parentheses;

reciprocals

Binary,

Octal,

Decimal,

Hexadecimal

Functions

Four

basic

arithmetic

functions

using

binary;

octal,

decimal,

hexadecimal

values;

base

conversions;

nega-

tive

values

(complements);

logical

operations

Memory

One

independent

memory;

seven

variable

memories

{including

independent

memory).

—?7

-

Calculation

Range

7

t¥*

10°°?—

+9,999999999

«

107

calculations

are

performed

using

a

12-cigrt

manussa

g°

9

Interna!

Scientific

functions

sinx/cosxtanr

x

Input

range

<9.

1Q'

degrees

Poe

TOs)

60

Oo

era

Si,

COs

a

oe

24

tan

‘vy

ty

STO

i

sinha:

cosh

Xv!

$230.2585092

tanhx

x,

<19h

sinh

‘x

ix'<5«x

10"

cosh

'x

1<x<5x

10"

tanh

'r

7

ae

logx/inx

10°“

e4<

10'™

e*

-

10!

<

¥<230.2585092

10°

-10'<x<

100

A

py

x>Q--10'™

<y¥-logr<

100

4,

x=O7¥>0

~X<O-F

>

nor

1/2n+

4

{m1

:

integer)

However

—

10'%

<sog:

x'

<

100

es

(

y>O-xe0

-

10M

<

Vx-logy<

100

‘

v=O-x>0

S¥<COmxX:

2n

eT

oF

lin

{n*=Q,

7:

integer)

However

—-10'°<1

xrlog

+.

<

100

vx

O<x<10'"

x

Set

1G?

vx

yo)”

1/x

,x})

<10'

(x=0)

x!

OSx=69

(x:

integer)

nPr/nCr

O<rsn,n<10'

(7,

fr:

positive

integer}

*Certain

combinations

or

permuta-

tions

May

Cause

errors

due

to

over-

flow:

during

internal

caiculations.

—-?8-

REC

>POL

Var

ge

101

Battery

Life

POL

REC

19]

<9

10°

degrees

:

ho

er

eae

|

.

:

0

e

years

CONTINUDUS

Operation

on

type

la

10'r

rad,

<10°

gral.

UM-3

of

type

REP

(SUPA.

3).

f

Ofr<10

*

fx-570s

ante

up

to

second

.

Approximately

7,000

hours

continuous

operation

on

-

10

digits

LR44

battery.

| |

.

(15,000

hours

on

SR44

battery.

*Complex

calculations

(A+B/

and

C+Dz)

®

fx-115s/991s5

Approximately

3

years

(1h

*Addition/subtraction

SR44

eaten.

u

NOUNS

per

ASS:

es

100 100

bia

mas

10",

IBED]

<

10

Auto

Power

Off

Function

Multiplication

Automatically

switches

power

off

if

no

operation

is

pec-

JAC]

<

10'°°,

|BDi

<

10!

|AC-BD}

<

10'“formed

for

about

six

minutes.

IBC]

<=

10",

(AO!

-<

70".

IBC

+

AD|

<

10'”

Operating

Temperature:

"Division

0°C—40°C

(32°F

—104°F]

IAC]

<

10’

|BDI

<

10!

|AC+BD!

<

10!™Dimensions:

IBC]

<

10!"

ADI

<

10!

IBC-AD!

<

10!%®

fx-100s

26.5mmH

x

77mmW

x

153.2mm0

C?+D?s0,

C2<10!,

p2<10'

C2aptr<19!%

{WH«3°We

6D)

0

One

fx-115s

23.9mmH

x

77mmW

x

153.4mmd

"Errors

are

cumulative

with

such

internal

continuous

|

(ie

"Hx

3°W<

6°D]

calculations

as

x’,

V,

x/,

¥

sO

accuracy

may

be

ad-»

fx-570s/99

is

8.8mmMH

x

73mmW

x

144mmD

versely

affected.

(aH

2

Wx

55/,°D

3

a

Output

accuraey

Weight:

*

fx-100s

128g

(4.502)

includmg

battery

So

®

fx-115s

114.3g

(4.002)

mchuding

batt

+1

at

the

10th

digit.

:

©

fx-570s

73g

(2.602)

inchading

battery

Decimal

Point

*

fx-991s

74.39

(2.602)

including

battery

Full-floating

with

underflow

Exponential

display

is

automatically

used

outside

the

following

ranges.

NORM

1

Mode:

10°

?>jx|,

|x|

210!°

NORM

2

Mode:

10

°>{

x],

|x|

210!°

Power

Supply

|

*

fx-100s

:

f

One

AA

size

manganese

dry

battery

{Type

UM-3

07,

R6P

(SUM-3)).

f

*

fx-570s

One

button-type

battery

(Type

G13

(SR44

or

LR44))

©

{x-115s/991s

i

Solar

cell,

one

button-type

battery

(Type

G13

(SR44,

or

LR44)).

!

t

ee

:

~

30-

Casio V.P.A.M fx-100s User manual

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