从事电子琴的维修工作已有近十年的时间了，所遇到的故障可分为自然损坏和人为损坏两种。自然损坏，随着电子琴使用的年限不断增加，一些元器件相应老化，致使电子琴出现故障，这是不可避免的。出现故障后，必须更换零件。而人为造成损坏出现的故障则是因为人们对于电子琴的使 Keyboard repair work for nearly a decade, the problems encountered can be divided into two kinds of natural damage and man-made damage. Natural damage, with the increasing use of the age of the keyboard, a number of components corresponding aging, resulting in failure of the keyboard, which is inevitable. After a malfunction, the part must be replaced. Man-made damage caused by failure is because people use the keyboard