Casio MS-80TV User Guide - Page 1

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DF-120TV/DM-1200TEV

JF-100TV/MS-80TV

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T

User's Guide

CASIO.

SA0312-A Printed in China

HOCOS60BE16

MWB

I Battery Replacement

%

Do pot try to replace the battery yourself. Have it f epiaced by an authorized CASIO

.dealer or service center. ____________

If the display becomes dim and difiicuK to read, or If nothing appears on the display

when you press 0 (especially when Jightingis dim), you probably need to have the

battery replaced.

• A dead battery can leak and damage the calculator if left In the battery compartment

for tong periods.

• The battery that comes with this unit discharges slightly during shipment and storage.

Because of this, it may require replacement sooner than the normal expected battery

life.

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Auto Power Off Function

This calculator Is not equipped with an OFF switch. Instead, it switches power off auto¬

matically about six minutes,after the last key operation Is performed. To restore power,

press ^.

• When you press @, the independent memory contents are not cleared.

IMPORTANTI

• Please keep your manual and all informatipn handy for future reference.

• The switches and keys available on your calculator depend on Its model number. Be

sure to cheek the calculator itself to see if explanations in this User's Guide apply to

your calculator model.

• Unless specifically noted othenvise, all examples in these instnK::tions show DF-120TV.

1/General Guide

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About the Selectors

rcuTM

(T2

Rounding Selector (DF-IZOTV/DM-ÔOTEV/JF-IOOTV)

Specifies the rounding system.

F:

Floating decimal point system, which displays the value without rounding.

CUT: Cuts off the decimal to the specified* number of places.

S/4:

Rounds off the decimal to the specified' number of places.

• Use tlê Decimal Place Selector to specify the number of decimal places.

C

;

Decimal Place Selector (DF-IZOTV/DM-IZOOTEV/JF-IOOTV)

specifies the number of decimal places for rounding. Note that the Decimal Place

_SelectotJs valid.wbenever theJlQunding Selector isJn any pnsilion nlhpj than F-------

4,3,2,1,0: Number of decimal places for the CUT-and 5/4 settings of the Rounding

Selector.

AOD2: The "Add Mode" automatically adds a decimal point and two dedmal places to

all values, even if you don't input a decimal point. This mode is very useful when

performing calculations in dollars or other monetary systems that require two

decimal places. Two decimal places are not added in this mode if you press the

CD lêy while inputting a value, or for any operation other than addition and

subtraction.

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About the Display

' : 3-digif separator (apostrophe)

GT : Grand total memory indicator (DF-120TV/DM-1200TEV/JF-100TV)

M : Independent memory indicator

E : Error indicator

- : Negative value indicator

K : Constant calculation indicator

+«

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X

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«

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: Arithmetic operation indicators

2/Correcting Input Errors

• To completely clear a value you have just input, press [5].

• To shift a displayed value digit-by-digit to the right, press (El until you get to the digit

you want to re-input from. (DF-120TV/DM-1200TEV/JF-100TV)

• If you press the wrong arithmetic operation key (ffl, E). IS. S), simply press the

con-ect key before Inputting anything else.

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Clearing Calculations

• To clear the calculator except for the Independent memory, press g^.

• To clear the independent memory only, press @ twice (DM-1200TEV: press g)).

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Error Indicator

If ttie error indicator "E" appears on the display, press O to clear the error and continue

with the calculation, or 63 to clear the entire calculation.

3/Power Supply

The Two-Way Power System of this calculator uses a solar cell, in addition to one LR44

(DF-120TV/DM-1200TEV/JF-100TV)/LR54 (MS-eOTV) button type battery. Unlike cal¬

culators equipped with a solar cell only, you can use this calculator under virtually any

lighting conditions, as long as there is enough light for you to read the display.

'4/Important Precautions -----

• Avoid dropping the calculator and othenwise subjecting if to severe impact

• Never try to take the calculator apart.

• Wipe the unit with a soft, dry cloth to clean it.

• The contents of these instructions are subject to change without notice.

• CASIO COMPUTER CO., LTD. assumes no responsibility for any loss or claims by

third parties which may arise from the use of this product.

5/Example Calculations

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Basic Calculations

Example

Operation

Display

6*3x5 + 2.4-1 = 11.4

2x(-3)--6

-F*'-

Ei

6(33(a5El2.4Bl@

2(a3®lD

0.

af»

11.4

OT

-6.

•' F, CUT, 5/4: Indicates position of Rounding Selector.

(DF-120TV/DM-1200TEV/JF-100TV)

•'This indicator appears when you press (=) to indicate that the value is stored in grand

total memory (DF-120TV/DM-1200TEV/JF-100TV). This indicator is not shown In some

___of the example displays of this User's Guide.______________________________ _

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Rounding

5 + 3-1.66666666...

•F-

5E)3(D

1.66666666666*

-CUT,2*-

503(1]

1.66

-S/4.2-

5Q3(=)

1.67

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MS40TV: 1.6666666

JF.100TV: 1.666666666

"4,3,2,1,0, ADD2: Indicates position of Decimal Place Selector.

(DF-120TV/DM-1200TEV/JF-100TV)

I Add iVIode

(DF-120TV/DM-12OOTEV/JF-IOOTV)

$1.23

-CUT.ADDj-

123(2

1.23

3.21

321B

4.44

-1.11

111S)

3.33

2.00

$5.33

2Q(D

5.33

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Constant Calculations

Input the number you want to use as a constant, and then press one of the arithmetic

keys twice. This causes the *K" indicator to appear on the display, indicating constant

calculations.

1+5-6

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3 + 5-8

"F-

5(i)(B1(=J

30

K

K

6.

8.

7^=1

2^ = -4

6BQ7g)

2g)

K

K

1.

-4.

2x3 = 6

2x4 = 8

2ia(H]3(D

40

K

K

6.

8.

15 + 3 = 5

21+3 = 7

30(315(1)

21 g)

K

K

5.

7.

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Square Root Calculations

(DM-1200TEV)

Vi'xs-io

-F-

40(S5|=)

10.

Casio MS-80TV User Guide - Page 1

Casio MS-80TV - Desktop Calculator Manual

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