User manual SHARP CS-4194H

[. . . ] If the power cord is unplugged by accident when operating with AC power only, the set tax rate and the contents of memory will be lost. 1) Turn the power switch "OFF" and unplug the power supply plug from the outlet. 1) 3) Wipe the battery well with a dry cloth and place the plus "+" side upward. Connect the power supply plug to an outlet and turn the power switch "ON". [. . . ] tOTAL KEY: Prints the total of addition and subtraction with " ". This key also serves as a clear key for the calculation register and resets an error condition. CLEAR ENTRY KEY: Clears numbers entered prior to use of a function key. FIRST RECALL MEMORY KEY FIRST RECALL MEMORY KEY PRE-TAX KEY TAX-INCLUDING KEY: This key is used for calculations with the tax/discount rate. A maximum of 4 digits can be stored (decimal point is not counted as a digit). Symbols: M : First memory symbol Appears when a number has been stored in First memory. : Second memory symbol Appears when a number has been stored in Second memory. : Grand total memory symbol 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 printer cover by sliding it towards the back of the calculator. Insert the paper roll from the left side of the paper holder and make sure the paper roll is set in the proper direction (with the paper feeding from the bottom). Insert the leading edge of the paper into the opening directly behind the print mechanism. Press the paper feed key and feed the paper under the edge of the paper cutter. There are several situations which will cause an overflow or an error condition. When this occurs, the error symbol "E" will be displayed and all keys will electronically lock. if "0· E" then " , , , , , , , " is printed in red at the time of an error (in Non-print mode, error symbols are must be used to clear the only displayed), 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. When the integer portion of the contents of the memory exceeds 14 digits. You may want to write down the tax rate and other important numbers on a sheet of paper. 1) Turn the power switch "OFF" and unplug the power supply plug from the outlet. [. . . ] The rounding selector should be in the "5/4" position unless otherwise specified. 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. RE-ENTER the number into the calculator by using the FUNCTION key and continue the problem. [. . . ]