| 摘要 |
PURPOSE:To enable to check the key operation in error, by sectioning the sales into cash sales and credit sales in advance and making different the key operation for the both sales. CONSTITUTION:Each sales is registered whether it is cash sales or credit sales as the conditions in advance. When the cash register is operated, then the commodity section key is depressed, but the cash or credit sales is judged with the operation control section. If the section is cash sales, the operation can be kept as it is, but if it is credit sales, the operation afterward is inhibited. If the key of credit sales is depressed, the pickup key must be depressed in advance. |
