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Electronic USB Calculator Operating Manual
Model
1280-7 USB
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PREFACE Congratulations on your choice of a Victor electronic calculator. Careful design, quality materials, painstaking workmanship, and advanced research and production facilities have given you a calculator that, with proper care, will provide years of trouble-free service. To assure future optimum performance, ask your Victor representative about low-cost protection offered by Victor’s Extended Guarantee Protection Program. This operating manual describes the features and operat
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OPERATIONS AND MAINTENANCE Before Turning On - Please remove ribbon-cushion placed on a ribbon and check the rating label on the bottom to see if the rated voltage corresponds to the local voltage before plug in AC cord. Note: Ribbon cushion is located under printer cover. CAUTIONS 1. Do not place the machine in hot, dusty or damp locations. 2. To clean the housing use a silicon-treated cloth. Do not use water or detergents. 3. Do not place anything on the housing, pa
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REPLACING INK RIBBON Your calculator is shipped with a 2-color ribbon already in place. You do not need to install or change it before you begin using the calculator. When you have been using your calculator for some time, however, the print will gradually become faint, indicating that you should change the ribbon. To change the ribbon, follow these steps. 1. Remove paper roll, tearing paper at rear of calculator. Use the Paper Advance ( ↑) key to feed the remaining paper tape throug
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HOW TO FEED THE PAPER TAPE 1. Put the new paper roll on the paper arm. 2. Insert the paper into the slot as indicated. 3. Depress the paper feed key. 4. Suitable paper roll: Width: max. 57.5mm (2.25”) Diameter: max. 50mm (1.97”) Paper: Normal paper (45kg/1000 sheets/788 x 1091 mm) BATTERY REPLACEMENT 1. Turn the AC power switch off 2. Remove - the battery compartment cover located on the calculator bottom case. 3. Remove the old battery and i
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KEYBOARD LAYOUT 1. Decimal Selector 17. Equal 2. Rounding Selector 18. Multiplication 3. Sigma or Grand Total Mode Selector 19. Sign Change 4. Calculator or PC Switch 20. Delta Percentage 5. OFF, Print or Item Count Switch 21. Clear Entry / Clear 6. Paper Feed 22. Numeric Key Pad 7. Back Space 23. Subtraction 8. Cost 24. Addition 9. Sell 25. Time/Date Display 10. Margin 26. Non-add / Subtotal 11. Tax 1 27. Total / Enter 12. Tax 2 28. Memory Total / Move Up 13. Tax Rat
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This section describes the mode switches, data entry keys, and operating keys provided on your calculator. The following terms are used in discussing your calculator’s operation: • The accumulator is the area of the calculator’s logic that stores a running total of the results of addition and subtraction operations. It is the “adding machine” portion of the calculator. • The calculating register is the area of the calculator’s logic where the intermediate and final results of multi
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SLIDE SWITCH FEATURES This section illustrates and describes the mode switches you can use to control your calculator’s operation. 1. A F 0 2 3 4 Decimal Point Selector A Monetary Add Mode: At this setting, amounts entered are assumed to be monetary. The calculator automatically supplies a decimal point to the left of the last two digits entered. Use this setting to add, subtract, multiply and divide decimals. Units/price mode operation: Multiplication: The first factor
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4. Calculator or PC Switch CALC Normal calculation mode. PC When connect the calculator to computer by using USB cable, turn ON this switch will change calculator to ‘Ten Key Pad’ Mode. Display will be showing ‘ – PC – ’. 5. OFF ON P IC Printer Select Switch OFF Turn Off the calculator. ON Printer is activated only when feed key or [#/S] key is pressed. P Printer is activated as long as calculator is turned on. IC Number of entries through key
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13. [RATE] TAX Rate Preset Key Used to enter TAX rate. 14. [SEND] Send Key Allow user to transfer the calculation result or any entry from Calculator to PC. 15. [%±] Percent Key Completes percent calculation when [x] or [÷] key is used. Used to enter ‘%’ in PC Application. 16. [÷] Division Key The Division key performs division, automatic constant division and intermediate sequential operations. It establishes the next amount as a constant divisor. The [÷] key also
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23. [ −] Minus Key Subtracts an amount from the accumulator. To subtract the same amount more than one time (repeat subtraction), enter that amount once and depress the [ −] key as many times as necessary. If this key is depressed immediately after [%±] key, it works as percent minus key. Used to enter ‘ −’ in PC Application. 24. [+] Plus Key Adds an amount to the accumulator. To add the same amount more than one time (repeat addition), enter that amount once and depress the [+]
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30. [M −] Memory Minus Key Subtracts an amount from memory. If there is a live calculation pending, the Memory Minus key will complete the calculation and subtract the amount from Memory. [←] Move Left Arrow Key Used to move to left in PC application. 31. [M+] Memory Plus Key Adds an amount to memory. If there is a live calculation pending, the Memory Plus key will complete the calculation and accumulate the result to Memory. [→] Move Right Arrow Key Used to move to righ
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APPLICATION EXAMPLES 1. BACKSPACE Decimal Rounding Σ • GT CALC PC Print 4 5/4 . CALC P Calculation Enter Display Paper 5.4321 + 2.34567 = ? 5.4321 [+] 5.4321 5.4321 + 2.3457 [→] 2.345 2.34567 + 67 [+] 7.77777 [T]
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4. ADDITION / SUBTRACTION IN ADD MODE Decimal Rounding Σ • GT CALC PC Print A 5/4 . CALC P Calculation Enter Display Paper 1.23 − 4.56 + 7.89 = ? 123 [+] 1.23 1.23 + 456 [−] − 3.33 4.56 − [#/S] − 3.33 3.33 −S 789 [+] 4.56 7.89 + [T] 4.56 4.56 T 5. ADDITION / SUB
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6. GRAND TOTAL MEMORY Decimal Rounding Σ • GT CALC PC Print A 5/4 GT CALC P Calculation Enter Display Paper 13.20 9.55 [CE/C] 0. 0. C 8.30 7.36 13.2 [+] 13.20 13.20 + + 2.95 18.33 8.3 [+] 21.50 8.30 + 24.4
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7. REPETITIVE CALCULATION WITH REFERENCE TO DATE Reference date is April 25, 2004 Decimal Rounding Σ • GT CALC PC Print A 5/4 . CALC P Calculation Enter Display Paper 6.54 + 6.54 + 6.54 − 4.25.2004 [#/S] 4.252004 # 4.25.2004 7.89 − 7.89 = ? 654 [+] 6.54 6.54 + [+] 13.08 6.54 + [+] 19.62 6.54
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10. CONSTANT MULTIPLICATION Decimal Rounding Σ • GT CALC PC Print 2 5/4 . CALC P Calculation Enter Display Paper 2 × 4 = 8 2 [×] 2.00 2.00 × 2 × 5 = 10 4 [=] 8.00 4.00 = 2 × 6 = 12 8.00 ∗ 5 [=] 10.00 5.00 = 10.00 ∗ 6 [=] 12.00 6.00 = 12.00 ∗ 11. CONSTANT MULTIPLICATION WITH ACCUMULATION Decimal R
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13. CONSTANT DIVISION Decimal Rounding Σ • GT CALC PC Print 2 5/4 . CALC P Calculation Enter Display Paper 755 ÷ 4 = 188.75 755 [÷] 755.00 755.00 ÷ 409 ÷ 4 = 102.25 4 [=] 188.75 4.00 = 32 ÷ 4 = 8.00 188.75 ∗ 409 [=] 102.25 409.00 = 102.25 ∗ 32 [=] 8.00 32.00 = 8.00 ∗
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15. UNIT / PRICE CALCULATION Decimal Rounding Σ • GT CALC PC Print A 5/4 Σ CALC P Calculation Enter Display Paper 132 x $5.67 = $748.44 132 [×] 132.00 132.00 × 146 x $4.45 = $649.70 567 [=] 748.44 5.67 = 155 x $3.11 = $482.05 748.44 + Total = ? 146 [×] 146.00 445 [=] 649.70 146.00 × 4.45 = 155 [×] 15
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17. TAX CALCULATION Decimal Rounding Σ • GT CALC PC Print 2 ↑ . CALC P Calculation Enter Display Paper Price without Tax 1 [CE/C] 0. 0. C =261.56 261.56 [TAX 1] 261.56 261.56 Price with Tax 1 = ? [+] 281.18 … … 1 7.50 % 19.62 Δ 281.18 ∗ 281.18 Price without Tax 1 [TAX 1] 281.18 … … 1 [−] 261.56 7.
