User manual SHARP EL-2135

[. . . ] This equipment complies with the requirements of Directive 89/336/EEC as amended by 93/68/ EEC. [. . . ] Backup Battery If the light exposed to the solar cell is insufficient, the backup battery is turned on automatically to operate the calculator. Automatic Power-Off function: This calculator is automatically turned off approximately 7 minutes after the last key operation to save the battery. Correct function Clear the calculator (except memory) Clear the memory Clear the grand total memory Clear error conditions Key the contents of the memory and grand total The display will not appear by pressing the turned off. < Replacement procedure > key after the power is automatically Keys prior to beginning any calculation. Calculate the selling price (a) and the gross profit (b) from a cost of $8, 160 on the base of a 15% profit on the selling price. Calculate the cost (a) and the gross profit (b) from a selling price of $500 on the basis of a 35% profit on the selling price. [. . . ] Det förbrukade batteriet skall inlämnas till er lokala handlare eller till kommunal miljöstation för återinssamling. [. . . ]