PB840呼吸机维修实例
Chinese Journal of Medical Device（2009）
Abstract
故障一:在使用过程中出现中度报警,显示"Device Alert", "Screen block".
分析与处理:此故障一般出现在触摸显示屏被遮盖后,取掉遮盖物,报警立刻自动消失.此次发生报警时未有任何物品遮盖触摸屏.判断为Touch fralle电路板坏,更换后机器恢复正常.
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