User manual SHARP EL-2607P/2607PG

[. . . ] Before using for the first time, remove the attached lithium battery, and install it in the equipment according to the following procedure. If the power cord is unplugged by accident when operating with AC power only, the tax / discount rate and the contents of memory set up will be lost. 1) Turn the power switch "OFF" and unplug the power supply plug from the outlet. 2) Remove the battery cover on the back of the unit. [. . . ] If you enter a new rate, the previous rate will be cleared. MULTIPLICATION KEY DIVISION KEY MINUS EQUAL KEY PLUS EQUAL KEY CHANGE SIGN KEY MARKUP KEY MEMORY TOTAL CLEAR KEY MEMORY SUBTOTAL RECALL KEY MEMORY PLUS KEY MEMORY MINUS KEY TAX-INCLUDING KEY PRE-TAX KEY PERCENT KEY NON-ADD/SUBTOTAL KEY: Non-add ­ When this key is pressed right after an entry of a number in the Print mode, the entry is printed on the left-hand side with the symbol "#". This key is used to print out numbers not subjects to calculation such as code, date, etc. When pressed following the or key, the subtotal is printed with the symbol "" and the calculation may be continued. By pressing this key even in the Non-print mode, the displayed number is printed with the symbol "P". : Appears when a number is in the grand total memory. * Although all available symbols are shown here for instruction purposes, these symbols will not appear on the screen simultaneously. Remove the paper roll from the calculator. (Tear the paper and remove it from the print mechanism by using . Turn the power off before replacing ribbon. Thread the ribbon around the outside of the metal guides. Take up any slack by manually turning one of the reels. Always cut leading edge with scissors first. 1) Insert the leading edge of the paper roll into the opening. 1) 2) Turn the power on and feed the paper by . 2) pressing 3) Insert the paper roll to the paper holder. There are several situations which will cause an overflow or an error condition. when this occurs , "E" will be displayed. The contents of the memory at the time of the error are retained. if an "0· E" is displayed at the time of the error, must be used to clear the calculator. If an "E" with any numerals except zero is displayed, the error may be cleared with or and the calculation can still be continued. also , in rare cases , printing may stop midway and the indication "E" appear on the display. [. . . ] The print/item count mode selector should be in the "P" position unless otherwise specified. If an error is made while entering a number, press or and enter the correct number. Negative values are printed with "­" symbol in red. % Discount Markup and Profit Margin are both ways of Abschlag calculating percent profit. [. . . ]