| 摘要 |
PURPOSE:To perform receipt/payment management without anxiety, by depressing an explanation request key to explain the input method and perform the processing for returning the device to the initial state if the operator loses the method and procedures of key operations. CONSTITUTION:Input keys 3 consist of numeric keys 3a, function keys 3b for arithmetical operations and write to a memory, and function keys 3c for input of transaction information, and function keys 3c includes a HELP key which is operated when the operator loses the use state of the device. If the operator depresses the HELP key when he loses the use method of the device, the input method of the input state of various information is explained or the processing which returns the device to the initial state in case of successive input of various information is performed. Thus, the operator operates the device at ease. |
