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电话的按键失灵怎样修理

更新时间: 2020-10-01 00:00:00     

电话机个别按键不良,一般是按键下面有积灰等脏物引起。可以将按键盘拆开,将导电橡胶片取下,清洁电路板的接点及导电橡胶片,可用无水乙醇擦洗、吹干后装回。

关键词: 电话 按键 失灵 怎样 修理

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