User manual OLIVETTI LOGOS 902

[. . . ] The electrical power socket-outlet shall be near the equipment and shall be easily accessible. All servicing must be done by qualified service person. Note The display switches off automatically after 3 minutes of inactivity. [. . . ] Tax plus key Calculates an amount including VAT with Tax rate preset by [RATE] key. Tax minus key Calculates an amount excluding VAT with Tax rate preset by [RATE] key. Square root key Calculates the square root of the contents of the display. Mark up key From a known cost of goods and a desired gross margin, this key automatically calculates and prints the amount of markup and the selling price. Percentage key Completes percent calculation when [x] or [÷ ] key is used. Delta percent key Automatically compares any two amounts and then calculates and prints the percent change. Division key To divide, enter the number to be divided (dividend) and press the [÷ ] key; then enter the second number (divisor) and press [=] or other keys as necessary to obtain result. If the key is pressed repeatedly, it will make sequential division calculations. Multiplication key To multiply, enter the first number (multiplicand) and press the [x] key; then enter the second number (multiplier) and press [=] or other keys as necessary to obtain result. If the key is depressed repeatedly, it will make sequential multiple calculations. Clear / Clear entry key Clears a live entry by pressing this key once. Clears all the accumulator or calculation status except Memory by pressing this key twice. Sign change key Reverses the sign on the display. Right shift key Deletes right most character of a live entry. numeric keys Any numeral over 12 digits will be ineffective. When decimal point key is used more than once in one numeral, the first decimal point will be considered as effective. [. . . ] If you want to return the Euro Currency and TAX rates to their default rate, switch OFF the machine, then holding down [C/CE] and [+] switch it ON again. FOR COUNTRIES IN THE EUROPEAN UNION (EU) The disposal of electric and electronic devices as solid urban waste is strictly prohibited: it must be collected separately. The dumping of these devices at unequipped and unauthorized places may have hazardous effects on health and the environment. [. . . ]