Sharp COMPET-23 Bedienungsanleitung

~SHARP

ELECTRONIC

DESK

CALCULATOR

WITH

COMPET-23

EL CS-2

. INS

TION

ANUA

' J

CONTE

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Key designation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Hints.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Addition

and subtraction

.........................

..............

. , 6

Multiplication

and successive

multiplication.

. . . . . . . . . . . . . . . . . . . . . . . . .

Division and

essi

ve division

...............

.....................

Multiplication

and division check

...................

................

Rounding

off

(Multiplication

and Division)

...........

...............

6. Negative

multiplication

and division

............

.....................

Sum (difference)

products and individual products.

...

...............

8. Sum (difference)

quotients

and individual

quotients

...................

9. Product

(Quotient)

Sums (Differences) and individual Sums

(Differen

es)

10.

Multiplication

and division

constant

...............................

11. Constant addition,subtraction

.......................................

12.

Exponent

calculation

................

...........................

13. Geometric progression

........

.....

......

••

....................

14. Square

root

extraction

..•.....

•.

...

, .

••

...........................

15 Cubic

root

extraction

.......................

....................

16.

Mixed

calcu lation

....................

...........................

17.

Ratiocai

ulation

......

.......................................

18. Percentage

cal

ulation

...

..........................

.............

19. Correcting mistakes

..............................................

Square root

table.

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Cubic root table .

...........................

....

.........................

INT

RODUC

TIO

Sharp's amazing CS-23C electr.onic desk

calculator

using ICs (Integrated Circuits) marks

another

major

advance in modern business methods. Years

pioneering research and

resourcefulness in electronic engineering

has

enabled Sharp

develop

exceptionally

remarkable desk calculator

with

memory

The CS-23C

thoroughly

reliable and carries

out

complicated calculations

with

amazing

speed

and

efficiency.

This

booklet

has

been

prepared

give

current

users and prospective

buyers a detailed understanding

the

scope and breadth

the

machine's operation.

FEATURES

* Superior

MOS

-ICs

72 MOS-ICs (Metal Oxide Semiconductor Integrated (Circuits), 76 transistors and

335

diade-s

d~astic:a\\y

~ed\.\ce

tile

Il\.\

'ae~

\NmKillg

pmts

im:xeClse

oepellooDi\it'l

* Memory register

Stores intermediate answers

for

continued calculation

...

enables extremely com-

plicated and diverse calculations, such

sum

products, calculations

constant,

etc.

* Compact

Thanks

ICs,

the CS-23C

amazingly compact and light.

* Round

off

device

Setting the Round

off

dial conveniently counts fractions over

1/2

one, rounds

off

others.

* Overflow error

eck lamp

A red error lamp turns on by mis-operation

exceeded capacity in any calculation.

* Memory indicator

When the

memory

entry

registered, the red

Memory

lamp turns on.

* Double-set pro

ction keys

Eliminate error,

speed

up operation .

no more

worry

about

doublesetting keys.

* Clear display panel

Snap reading

with

advanced electronic numerical indicators. The newly designed display

panel prevents annoying glares caused by

light

reflecting

off

the display panel.

* Simplified exponent calculation

* Option

"Memorizer"

Sharp's dial

unit

"Memorizer

(CSA10)

automatic programer

"Memorizer

60"

(CSA-12)

can

easily connected

for

simplified diverse calculation by constant.

* Sophisticated

spa

ce-age

styl

ing

Lightweight and noiseles

easy-to-carry the CS-23C enhanc

mode

office

decors,

upgrades

working

areas,

increasesefficiency.

SPECIFICATIONS

Power

source:

Capacity:

Decima

poin

Sign

ind

icat

ion

Calc

ulat

ion

Calculation

eed

Cs:

Memory

registe

ansisto

rs:

Dio

des

ode

array

Clock

fre

cy:

Temperature:

ower

nsump

tion:

Dimens

ions

eig

ht:

100/110/120

200/220/240V,

50'"

60 Hz

14 digits, 6

digit

decimals

Addition

Subtraction:

14 digits ± 14 digits = 14 digits

Itiplication

Total

digits

multiplier

and

multiplicand

: up

14 digits

(rounding

off

possible)

Division: 13

digits-:-13

digits = 14

digits-divisor

digits

case

addition

and

subtraction,

decimal

point

always

aligned

the

tabulation,

case

multiplication

and division,

decimal

point

works

based

floating

system

until

exceeds

the

tabulation

dial number. However,

treated according

the

tabulation

the

result exceeds the

tabulation

Minus

indication

lamp in

the

case

Negative

Four

arithmetical

operations,

product

with

individual

products,

quotient

with

individual quotients,

successive

multiplication

and division,

multiplicand

multi-

plicand

with

individual

product

s,dividend ± dividend

with

indivi-

dual

quotient,

multiplication

and division

constant,

exponent

calculation,

mixed

calculation, etc,

Addition

subtraction

O,05sec

Multiplication

O,5sec

Division

O,5sec

335

50kHz

O°C

40°C

(32°F

104°F)

25W

294mm

wide,

133mm

high,

317mm

deep

(11-5/8"

5-1/4"

12-1/2")

4kg (8.8 Ibs.)

0.KEY D

IGNATION

Tabulation

& Round

off

dial

Specifies decimal places. Set red figure

for

rounding

off.

Set black figure

for

discarding.

o Constant key

Used

for

carrying

out

calculations

constant.

Push

lock the key.

Push

again

unlock

the key.

@ Clear

entry

key

Clears figures mistakenly set.

[5]

Clear key

Clears all the contents except

memory

0-0

Numeral keys

8 Decimal

point

key

Recall key

Exchanges the contents

\Jo.1

with

those

No.2

Multiplication

key

Orders

multiplication.

The key lamp turns on when the key

touched.

@ Equal key

Derives sum, product, and

quotient

I±l

Division key

Orders division. The key lamp turns on when the key

touched.

= Red equal key

Orders subtraction. Starts calculation

after

changing the sign

the

operator.

§)

Memory

recall key

Summons the stored contents

the

memory

the

display panel.

Memory

plus key

Adds displayed figures

the

stored contents in

the

memory. (No change

the

display

panel.) Derives sum

products (quotients) in

memory

calculation. Each

product

(quotient)is

displayed and added

the stored contents in the memory.

Memory

minus key

Subtracts displayed figures

from

the contents in the memory.

(~Jo

change

the

display

panel.) Derives difference

products (quotients) in

memory

calculation. Each

product

(quotient)

displayed and subtracted

from

the stored contents in the memory.

§] Clear

memory

key

Clears the contents in the

memory

only.

Overflow

error lamp

Memory

lamp

• Minus sign lamp

HINTS

As highly sensitive

ICs,

transistors and diodes

are

used, avoid placing the

unit

hot,

dusty or humid locations.

sure

turn

off

the

unit

before disconnecting the power cord.

3. Do

not

jolt

drop

the

unit.

not

stand

its side or

turn

over.

5. Do

not

place articles on

top

the unit.

When cleaning the cabinet,

use

the enclosed cloth. Do

not

use

wet

cloth

any

organic solutions such

kerosene

benzine.

7. When

not

use,

keep the

unit

covered.

OPERATI

Connect power cord

electric outlet, and

turn

the

unit

on.

When the

unit

turned on, clear the calculator in the

following

order.

Touch

key.

lamp

goes

out.)

2. Touch

§J

key. (Glamp

goes

out.)

3. Except

for

constant and exponent calculation, 0 key

can

locked or unlocked

cC?ndition. However, in order

avoid confusion, examples

unlocked

condition

are

given in this operation manual.

dition

and

Subtraction

Sum, Difference: Up

digit

decimals)

EX.1

- 1 123 +456 +789 = 1368

Steps:

Operation Display

Note

1 0 e Tabulation dial

4 I

123

§J

123

5 456 456

6 @ 579

7 789 789

8 I @ 1368 Sum

Ex.1-2

3.4567 +

2.1

-1.234 =4.32

Steps:

I Operation Display

Note

1 I

. Tabulation dial

3 3.4567 3.4567

4 § 3.45

2.1 2.1

6 @ 5.55

7 1.234 1.234

Red

§ 4.32 1 Ans.

Ex.

1-3

0.12+0.3584+0.235=0.7134

Steps:

Operation Display

Note

1 Tabulation dial

8 .

2 0

.12

0.12 I

4 § 0.1200 I

5 .3584 0.3584

6 @ 0.4784

7 .235 0.235

8 I

I § I 0.7134 I Ans.

Ex.1-4

35.62 -0.53 -40.15 =

-5.06

Steps:

Operation

1 0 .

2 I

3 35 .62

4 I §

Display

Note

35.62

Tabulation dial

5 0.53

.53 35.09

I Red

§]

6 40.15

40.15

7 I Minus lamp on

5.06-

8 I

Red

Ex. 1-5

462-146-29+212=499

Steps:

Operation Display

Note

Tabulation dial

2 [0 0

3 462 462

4 @ 462

5 146 146

Red

§]

316

Red

§]

212 I 287

212

I 499 Ans.

Note

Use

§]

key for addition.

Use

red

§]

key

for

subtraction.

In the

case

negative results, minus (-) lamp turns on.

2. Multiplication a

ccessive

multipl

ation

Tot

digits

multiplicand

and

multiplier:

Up to

digits

digit

decimals)

" Product: Up

14 digits (6

digit

decimals)

* Rounding

off

possible

Note:

Set

the larger Tabulation dial number (black) than the required decimal digits.

Ex.

2-1

x2.2=2.42

Steps:

Operation Display Note

1 I Tabulation dial

I 0 -

[0 I o

2 1

1.1

® lamp on

2.2

5 2.2

6 §) 2.42 ® lamp

product

Ex. 2-2 2.2 x 3.3 x 4.4 x 5.5 = 175.692

Steps:

Operation Display

Note

Tabulation dial

2 0 0

3 2.2 2.2

4 @ 2.2 @ lamp

3.3

§)

7.26

lamp

off

7.26 @ lamp on

8 4.4 4.4

§J

31.944 @ lamp

off

@ 31.944 @ lamp on

5.5 5.5

§ 175.6920 I @ lamp

off

(product)

r\jote:

When the decimal digits

the

product

are smaller than the specified

Tabulation dial number, the decimal

point

automatically

positioned.

When the decimal digits

the

product

are larger than the specified

Tabulation dial

number,

the dial prescribes the decimal digits.

2) When @ key

touched, the key lamp turns on indicating

that

multi-

plication

order

registered.

For

further

continued Successive

Multiplication,

touch

the @ key

repeatedly and proceed the

lculations.

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