不知从何时起,各种随身听得到了人们的广泛青睐。但长时间以来,没有理想的电源又使广大用户却也无奈。可是近几年来,随身听电源的面市,以其独特的优势赢得了“随身听”的一致好评。下面介绍一下它的工作原理及故障的维修。 I do not know since when, all kinds of Walkman has been widely favored by people. However, for a long time, there is no ideal power supply to the masses of users. However, in recent years, Walkman power supply market, with its unique advantages won the “Walkman” alike. Here’s how it works and fault maintenance.