User manual OLIVETTI JP 883

[. . . ] If this calculator is not installed and used properly (in strict compliance with this Instructions manual), its features may be compromised. This calculator is made of sturdy materials, which provide adequate protection under normal usage. There is a limit, however, to the amount of shock it can withstand. Reasonable care is required to protect the display and other components. [. . . ] Do not re-ink the ink roller when the print becomes weak. The electrical power outlet must be located near the machine and must be easily accessible. Push the printer cover upward so as to remove it from the case. remove the ink cartridge (IR40 or IR30). Insert a new ink roller in the proper location. Return the printer cover to the original position. Do not re-ink the ink roller when the print becomes faint. Push the printer cover upward so as to remove it from the case. Allow the paper holder to click into place. With a pair of scissors, cut the edge of the paper roll straight across so that the paper can feed properly through the printer mechanism. While holding the paper roll in one hand, feed the paper from the bottom of the roll and then insert the leading edge of the paper into the paper slot at the back of the machine. INTEREST: Pressed after a 10-key input, the value entered is considered as Number of Months to settle the Loan. However if Amount, Interest and Payment are entered beforehand or any of the three are modified beforehand, press this key to calculate / recalculate the Number of Months. ), the answer will be calculated and the amount will be subtracted from memory. pAYMENT: Pressed after a 10-key input , the value entered is considered as Payment. However if Amount, Interest and Months are entered beforehand or any of the three are modified beforehand, press this key to calculate / recalculate the Payment. Decimal When used more than once in one numeral, only the first decimal point: point will be considered as effective. If the Non-add/date key is used immediately after the Decimal Point in one numeral, the Decimal Point will act as a separator, e. (17) Non-Add/Date Prints the displayed content with the "#" sign on left most side of the paper roll and does not perform calculation. (18) Subtraction To subtract, enter the first number and press the [-] key. Then enter the second number and press [=] or other keys, as necessary to obtain the result. If do not enter number, the default value is 0. [. . . ] Then enter the second number (multiplier) and press [=] or other keys, as necessary, to obtain the result. if the [=] key is pressed repeatedly , it will perform sequential multiple calculations. (22) Division To divide, enter the number to be divided (dividend) then press the [÷ ] key. Then enter the second number (divisor) and press [=] or other keys, as necessary, to obtain the result. [. . . ]