“文曲星”在电子辞典类产品中占有很大的市场份额。它以体积小、重量轻、便于携带等优点,深受广大不同层次、年龄、文化程度的用户喜爱。新款式新型号的“文曲星”电子辞典,如cc-300、pc-500、pc-505等,有一种鲜为人知的自检功能,是笔者在使用“cc-300“时偶然发现的,现提供给读者,以便于读者在购买上述三种型号“文曲星”电子辞典时参考。具体操作如下: 在关机状态下,先按面板上的“P/CM”键,然后再按“ON/OFF”键,即可进入该机的自检系统。显示如下检测主菜 “Wenquxing” has a large market share in electronic dictionary products. It is small, light weight, easy to carry, etc., by the vast number of different levels, ages, educational level of users. New style of “Wenquxing” electronic dictionary, such as cc-300, pc-500, pc-505, etc., a little-known self-test function, is the author of “cc-300” accidentally discovered, and now Available to the reader, so that readers in the purchase of the above three models “Wenquxing” electronic dictionary for reference. Specific operations are as follows: In the shutdown state, first press the panel “P / CM” button, then press the “ON / OFF” button to enter the machine’s self-test system. The main menu is shown below