Manual de uso Casio FR-2650T Calculadora

Manual de uso

English

INDEX

1. Important Precautions .................................. 1

2. About the Selectors ...................................... 1

■ Loading the Paper Roll ...........................................21

■ Replacing the Ink Roller (IR-40T) ...........................22

3. Addition and Subtraction ........................... 23

4. Multiplication and Division ......................... 24

5. ADD Mode Calculations ............................. 27

6. Independent Memory ................................. 29

7. Percentages ................................................ 30

8. Tax Calculations .......................................... 33

9. Making Corrections in Input ....................... 36

10. Printing Reference Numbers ...................... 38

11. Errors ........................................................... 38

12. Specifications ............................................. 42

• Be sure to keep all user documentation handy for future reference.

1. Important Precautions

• Never try to take the calculator apart.

• To clean the calculator, wipe it off with a soft cloth.

• Switch power off after use or if you do not plan to use the calculator. It is best to unplug from the AC outlet if you do not

plan to use the calculator for a long time.

• Unplugging the power cord from the AC outlet causes all values and settings of the calculator to be cleared. Make sure

you keep separate written copies of values and settings.

• In no event will CASIO and its suppliers be liable to you or any other person for any damages, including any incidental

or consequential expenses, lost profits, lost savings or any other damages arising out of use of this calculator.

About the Input Buffer

The input buffer of this calculator can hold up to 12 key operations (both number entries and function commands), so you

can continue key input even while another operation is being processed.

RESET Button

• Pressing the RESET button on the back of the calculator deletes independent memory contents, tax rate settings, etc.

Be sure to keep separate records of all important settings and numeric data to protect against accidental loss.

• Press the RESET button to restore normal operation whenever the calculator does not operate correctly. If pressing the

RESET button does not restore normal operation, contact your original retailer or nearby dealer.

Auto Power Off

The calculator is switched off after about 30 minutes from the last operation. Press

ON

v to re-start. Memory contents

are retained.

2. About the Selectors

OFF ON

PRINT ITEM

Function Selector

OFF: Turns off power.

ON: Power is on, but no printing is performed except when : is pressed to print a reference number. Calculations

appear on the display without being printed.

PRINT: Power is on and printing is activated. Calculations also appear on the display.

ITEM: Power is on and printing is activated. The total number of addition and subtraction items is printed with the result

when : and Y are pressed.

Pressing the Y key twice continuously prints the number of items (number of Y key operations) added to the

grand total memory.

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1

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