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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 operation of the Victor 1280-7 USB electronic calculator. Model 1280-7 is a print/display calculator, 12-digit, with one independent memory. This calculator features the four basic arithmetic operations, grand total, percentage and delta percent-of-change, cost, sell, margin, change sign, sigma, item count, non-add/date functions, programmable tax rate key for two independent tax keys, backspace, square root function, time and date functions with battery back-up. TABLE OF CONTENTS OPERATIONS AND MAINTENANCE.…............…….................................................3 ACTIVATE BACKUP BATTERY.….……………………………………………………….3 REPLACING INK RIBBON...…….……....................………........................................4 REPLACING WITH CARTRIDGE RIBBON……..……………………………………….4 HOW TO FEED THE PAPER TAPE…...........……......………..................................…5 BATTERY REPLACEMENT…………………………..…………………………………...5 KEYBOARD LAYOUT..........................................……....……….................................6 SLIDE SWITCH FEATURES..........................................……….........................…….8 KEY FEATURES...............................................................……….....................……..9 APPLICATION EXAMPLES.………………...................................….................……13 SETTING DATE AND TIME…………………………………………………………..28,29 TECHNICAL SPECIFICATION……………….……………………………..…………. 33 -2 OPERATIONS AND MAINTENANCE 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, particularly on the head of the printer mechanism. 4. Turn off the power switch before removing the plug from AC wall outlet. 5. Turn the power switch off while not in use. 6. The socket-outlet shall be installed near the equipment and shall be easily accessible. ACTIVATE BACKUP BATTERY Before start using the calculator, please remove the insulation paper below the backup battery. 1. Turn the AC power switch OFF and remove the battery compartment cover located on the bottom case. 2. Remove the insulation paper located below the backup battery. 3. PRESS THE RESET SWITCH. 4. Replace the battery compartment cover. 5. Turn ON the AC power switch. 6. Program the date and time according to the instruction manual. 1 REMOVE BEFORE USING THE MACHINE Depress Reset in Battery Compartment Program Date & Time – See Operator Manual Backup Battery CR2025 Insulation Paper Reset Button 3 2 -3 REPLACING INK RIBBON 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 through the printer. Then remove the printer cover. 2. Remove the old ribbon by pulling upward. 3. Install the ribbon spool with the black edge up. Roll from the outside of the full spool and place the first spool on the spindle not engaged by the lever. Thread the new ribbon along the outside of the guides and in front of the print wheels. Switch the lever to the other side and replace the second spool. 4. Rotate the spools to take up any slack. Replace the printer cover and the paper tape. Correct direction Incorrect direction REPLACING WITH CARTRIDGE RIBBON You have the option to use a cartridge ribbon in this model. 1. Remove paper roll, tearing paper at rear of calculator. Use the Paper Advance (^) key to feed the remaining paper tape through the printer. Then remove the printer cover. 2. Remove the old ribbon/cartridge by pulling upward 3. Install the new cartridge by pressing it down with the VICTOR logo facing up, as shown. 4. Replace the printer cover and the paper tape. -4 HOW TO FEED THE PAPER TAPE 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 install a new CR2025 or equivalent. ...