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12-Digit Dual-Power
Metal-Top
Desk Calculator
6500542
Owner’s Manual
Please read before using this equipment.
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Contents Features ........................................................................................................... 2 A Look at Your Calculator .............................................................................. 3 Operation ......................................................................................................... 4 Turning On the Calculator .......................................................................... 4 Using the Special Function Keys ...........
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Backspace Key — deletes the last in, and clear all numbers from memo- number entered. ry. Mark-Up Key — helps you easily de- Automatic Shut-Off — conserves termine cost, final price, and profit battery power by automatically turn- margin. ing off your calculator about 8–10 minutes after the last entry. % Key — simplifies calculation of per- centages. Grand Total Key — makes compli- cated calculations easier. Four Function Memory — lets you add to, subtract from, recall subtotals Square Root K
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Operation To clear an incorrect operator key (+, TURNING ON THE –, ×, ÷) entry during a calculation, sim- CALCULATOR ply press the correct operator key and continue your calculation. Press ON/AC to turn on the calculator. The calculator automatically turns off after about 9 minutes if you do not ROUNDING press any key. 5/4 .determines how the calculator Note: The calculator clears all previ- rounds numbers to the right of a deci- ous entries when it turns off. mal point (depending on th
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before the last two digits (for financial • You attempt to divide by 0. calculations). • You attempt to calculate the With the switch set to 0, 2, 3, or 4, the square root of a negative num- display shows the selected number of ber. digits to the right of the decimal point. If an overflow error occurs, E ap- With the switch set to F (full display), pears. To clear E from the display the display shows as many numbers (without deleting numbers from mem- to the right of the decimal point as ory),
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For example, if E Grand Total 923.476988618. appears, GT (grand total) lets you perform cash the approximate answer is register calculations simply and 923,476,988,618,000. If E quickly. Every time you press =, the 31.9703468367 appears, the displayed number is memorized and approximate answer is GT appears. Press GT to display the 31,970,346,836,700. sum of all memorized numbers. Press GT again to clear GT from the display, CALCULATION or press ON/AC to clear the display. EXAMPLES
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Add 6% sales tax and display the to- Example: (53 + 6) + (23 –8) + (56 × 2) tal amount. + (99 ÷ 4) = 210.75 You Press You See You Press You See 5.49 × 9 = GT 49.41 53 + 6 M+ M 59. 3.29 × 5 = GT 16.45 23 – 8 M+ M 15. 1.99 × 4 = GT 7.96 56 × 2 M+ M 112. GT GT 73.82 99 ÷ 4 M+ M 24.75 + 6% GT 78.2492 MR M 210.75 MC 210.75 Note: When you press %, the result is calculated and GT appears. Example: Memory Calculations 2392 + 576 –––––––––– – 73 = – 64.6158192091 The memory calculation feature lets 7
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The Gross Profit Margin (GPM) is the item’s final price with sales tax, and percentage of the sales price that is the profit. profit. Example 3: What is the final price of an item costing $70 with 5% sales Price – Cost ––––––––––– × 100 = GPM tax? How much is the sales tax? Price You Press You See Example 1: What is the original cost of an item selling for $200 with a 70 × 5 MU 73.5 gross profit margin of 33%? What is the profit? – 70 = GT 3.5 You Press You See Example 4: What is the fina
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Example 3: CONSTANTS 14 ÷ 7 = 2 When adding, subtracting, or dividing, the last operation and number you enter are held in memory as the con- You Press You See stant function, allowing easy calcula- tions with repetitive numbers. Each 21 ÷ 7 = GT 3. time you press =, the calculator per- forms the constant function and dis- 14 = GT 2. plays the results. (÷7 is the constant) Example 1: When multiplying, the first operation 5 + 6 = 11 and number you enter are the con- stant function. For examp
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Care Your Nexxtech 12-Digit Dual Power icals, cleaning solvents, or strong Metal Top Desk Calculator is an ex- detergents to clean the calcula- ample of superior design and crafts- tor. manship. The following suggestions Modifying or tampering with the cal- will help you care for your calculator culator’s internal components can so you can enjoy it for years. cause a malfunction and invalidate • Keep the calculator dry. If it gets the calculator’s warranty. If the calcu- wet, wipe it dry i
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1. Use a Phillips screwdriver to 4. Snap the case halves back remove the two screws on the together. back of the calculator, then pull 5. Reinsert and tighten the screws. apart the front and back case halves. If you do not plan to use the calculator for a long period of time, remove the 2. Slide the battery toward the open battery. Batteries can leak chemicals end of the holder to remove it. that can destroy electronic parts. 3. Insert the new battery with the positive (+) side facing up
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LIMITED WARRANTY LIMITED WARRANTY Who is Providing This Warranty? ORBYX ELECTRONICS WARRANTY ORBYX Electronics warrants that this product will be free • Orbyx Electronics, LLC (“Orbyx), as the distributor of from defects in materials and workmanship for a period of this Nexxtech product (your “Product”). one (1) year from the date of purchase. Within this period, What Does This Warranty Cover? simply take the product and your proof of purchase to any • This warranty covers defects in mate
