问题的提出:长虹D2525彩电,故障为面板上“自动搜索“”、频道选择”“及音量增、减”四键均不起作用。在使用遥控器时尚可正常收看。这一看来似乎寻常的故障,本不应为一般彩电修理者所困。然而,始料不及的是,后来的修理却是节外生枝,一波未平,一波又起,令人望而生畏!家电检修 The question raised: Changhong D2525 color TV, the failure of the panel “automatic search”, “channel selection” and “volume increase, decrease” four keys are ineffective. In the use of the remote control fashion can be normal watching. This seems to be the usual fault, this should not be for the general color TV repair trapped. However, unexpected is that later repairs are exogenous, unrest, wave again, it is daunting! Home appliance maintenance