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1.故障原因简述A3机心彩电在我国拥有量极大,其“黑屏”故障是一种常见故障。主要有两种表现:一种是“黑屏”有伴音:另一种是“黑屏”无伴音。
1. Brief description of the cause of the malfunction A3 heart machine color TV in our country has a great amount of its “black screen ” fault is a common fault. There are two main performance: one is “black screen ” with sound: the other is “black screen ” without sound.