User manual CITIZEN CT-555

[. . . ] -Auto power-off functionThe calculator switches the power off automatically if there has been no key entry for about 7 minutes. [. . . ] [ON/C] : Power on / Clear key [+/­] : Sign change key [MU] : Price mark-up / down key [M + ] : Memory plus key = [CE] : Clear entry key [ x ] : Square root key [ % ] : Percentage key [M = ] : Memory minus key [MRC] : Memory recall key / Memory clear key [ ] : Correction key in Replay mode / Right-shift key in normal Edit mode ] : Error recall key ] : Step-by-step check key in normal Edit mode (abc=d); CRT : Correction mode M : Memory loaded ­ : Minus ( or negative) value NOW: now input MU : Mark up / down calculation = : Equal sign CRT : Korrection modus M : Memory loaded ­ : Minus ( eller negativ) værdi NOW: now input MU : Mark up / down beregning = : Lig med tegn Before performing each calculation, press the [ON/C] key. All clear & [MRC] [MRC] return to initial [ON/C] status Error / Recall offers to compare and detect the differences between two calculations, it can help examine and ensure no mis-inputs from fast key-in. eRROR Before performing each calculation , press [ON/C] & [ RECALL ] keys. The symbol in this information sheet means that used batteries should not be mixed with general household waste. For proper treatment, recovery and recycling of used batteries, please take them to applicable collection points. For more information about collection and recycling of batteries, please contact your local municipality, your waste disposal service or the point of sale where you purchased the items. [. . . ] Information on Disposal in other Countries outside the European Union. [. . . ]